Dr. Marc W. Cromie
- Gender: Male
- Experience: 26 years
- Graduated from: Medical College Of Georgia School Of Medicine
- Graduation year: 1995
- Sole propriator: No
- NPI: 1083683668
Dr. Marc W. Cromie SR. M.D.
Allergist and Immunologist
He is located at 6734 Lee Highway in Chattanooga, TN 37421. Can help patients with the following: Autism, Enuresis, Kawasaki Disease, Nausea and Vomiting, Stuttering, Sudden Infant Death Syndrome (SIDS). His National Provider Identifier (NPI) number is 1083683668. Appointment can be made via the phone number (423) 899-0431. He is affiliated with 1 practices and 3 hospitals.
Conditions treated
Dr. Marc William Cromie, being an allergist and immunologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Marc W. Cromie.
- Abdominal Pain
- Allergic Reaction
- Allergies
- Anemia
- Anencephaly
- Asthma
- Autism
- Bee and Wasp Stings
- Birth Defects
- Bronchitis
- Celiac Disease
- Cerebral Palsy (CP)
- Childhood Behavioral and Emotional Disorders
- Childhood Obesity
- Chronic Cough
- Chronic Rhinitis
- Cleft Palate and Cleft Lip
- Colic
- Common Cold
- Contact Dermatitis
- Croup
- Developmental Delays
- Down Syndrome
- Dyslexia
- Eczema
- Edwards Syndrome
- Enuresis
- Eosinophilic Esophagitis
- Eye Allergy
- Fetal Alcohol Syndrome (FAS)
- Fever
- Food Allergies
- Food Allergy
- Food Poisoning
- Fragile X Syndrome (FXS)
- General Care
- Hay Fever
- Head Lice
- Headache
- Hives
- Infant Care
- Influenza
- Jaundice
- Kawasaki Disease
- Lactose Intolerance
- Learning Disability
- Migraine
- Mold Exposure
- Muscular Dystrophy
- Nausea and Vomiting
- Noonan Syndrome
- Parenting
- Peanut Allergy
- Pervasive Developmental Disorders (PDD)
- Phenylketonuria (PKU)
- Pink Eye
- Pinworm Infection
- Plant Contact Allergy
- Prescription Refill
- Reye Syndrome
- Rickets
- Sinusitis
- Skin Rash
- Sore Throat
- Speech Disorders
- Stuttering
- Sudden Infant Death Syndrome (SIDS)
- Tourette Syndrome
- Turner Syndrome
- Upper Respiratory Infection (URI)
- Urinary Tract Infection (UTI)
- Williams Syndrome
- Wilson-Turner Syndrome
Procedures Performed by Dr. Marc W. Cromie
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Marc W. Cromie as in-network for the following 2026 plans.
Health plans
Alliant Health Plans, Inc.
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Alliant Health Plans, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| SoloCare Bronze EPO $8500 DED HSA 10004 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| SoloCare Exp Bronze EPO $9500 DED 10015 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| SoloCare Gold EPO $1500 DED 10010 | EPO · Gold | Preferred | Accepting new patients |
| SoloCare Silver EPO $5000 DED 10014 | EPO · Silver | Preferred | Accepting new patients |
| SoloCare Silver EPO $6500 DED 10013 | EPO · Silver | Preferred | Accepting new patients |
| SoloCare Standard Exp Bronze EPO $7500 DED 10008 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| SoloCare Standard Gold EPO $2000 DED 10006 | EPO · Gold | Preferred | Accepting new patients |
| SoloCare Standard Platinum EPO $0 DED 10005 | EPO · Platinum | Preferred | Accepting new patients |
| SoloCare Standard Silver EPO $6000 DED 10007 | EPO · Silver | Preferred | Accepting new patients |
Ambetter of Tennessee
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter of Tennessee
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Elite Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Gold | EPO · Gold | Preferred | Accepting new patients |
| Elite Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options | EPO · Silver | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
BlueCross BlueShield of Tennessee
Network data as of Aug 25, 2026, as reported by the insurer.
Show all 12 plans from BlueCross BlueShield of Tennessee
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| BlueCross B15E $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Bronze | Blue Network E | Accepting new patients |
| BlueCross B16E $50 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network E | Accepting new patients |
| BlueCross B16S $50 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network S | Accepting new patients |
| BlueCross B17E $0 virtual care from Teladoc Health® + Adult Dental (8 plan variants) | EPO · Bronze | Blue Network E | Accepting new patients |
| BlueCross B19E $60 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network E | Accepting new patients |
| BlueCross G08E $30 PCP Copay + $0 virtual care from Teladoc Health ® (8 plan variants) | EPO · Gold | Blue Network E | Accepting new patients |
| BlueCross G08S $30 PCP Copay + $0 virtual care from Teladoc Health ® (8 plan variants) | EPO · Gold | Blue Network S | Accepting new patients |
| BlueCross S26E $40 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S26S $40 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network S | Accepting new patients |
| BlueCross S27E $60 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S29E $60 PCP Copay + $0 virtual care from Teladoc Health® + Adult Dental (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S34E $45 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
Cigna Healthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 10 plans from Cigna Healthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect Bronze 7500 Indiv Med Deductible | EPO · Bronze | Preferred | Accepting new patients |
| Connect Bronze 8500 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze CMS Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Gold 1500 Indiv Med Deductible | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold CMS Standard | EPO · Gold | Preferred | Accepting new patients |
| Connect myDiabetesCare Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect myDiabetesCare Silver | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver 3000 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver 4500 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver CMS Standard | EPO · Silver | Preferred | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 15 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | EPO · Gold | Preferred | Accepting new patients |
| Gold Elite | EPO · Gold | Preferred | Accepting new patients |
| Silver Classic | EPO · Silver | Preferred | Accepting new patients |
| Silver Classic Standard | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | EPO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 16, 2026, as reported by the insurer.
Show all 12 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Copay Focus + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential (No Referrals) | EPO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage (Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage (Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Marc W. Cromie is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Marc W. Cromie is enrolled to bill Medicare as a Practitioner - Allergy/immunology (also registered under: Practitioner - Pediatric Medicine) .
Bills through: Chattanooga Allergy Clinic , Pllc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $12050 |
| Merck | $11157 |
| Meda Pharmaceuticals | $7388 |
Other
| Promotional Speaking or Service | $27426 |
| Food and Beverage | $8956 |
| Travel and Lodging | $5707 |
| Other | $500 |
Studies
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE
Graduated in 1995Additional Specialities
- Pediatrician
Affiliated hospitals
Looking for more Allergist and Immunologists?
There are 9 other allergist and immunologists in this region.
- Gender: Female
- Address: 6624 Lee Highway Chattanooga, 37421, TN
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- Address: Suite 114 1350 Mackey Branch Drive Chattanooga, 37421, TN
- Gender: Male
- Address: 6624 Lee Highway Chattanooga, 37421, TN
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- Address: 6624 Lee Highway Chattanooga, 37421, TN
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- Address: 7923 Wolftever Drive Ooltewah, 37363, TN
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- Address: 206 Fortress Boulevard Murfreesboro, 37128, TN
- Gender: Female
- Address: Suite 114 1350 Mackey Branch Drive Chattanooga, 37421, TN
- Gender: Male
- Address: Suite 400 1720 Gunbarrel Road Chattanooga, 37421, TN
Questions & Answers
Does Dr. Marc William Cromie have affiliation with practices?
Dr. Marc William Cromie is affiliated with Chattanooga Allergy Clinic.
What conditions does Dr. Marc William Cromie treat?
Dr. Marc William Cromie provides treatment for Autism, Enuresis, Kawasaki Disease, Nausea and Vomiting, Stuttering, Sudden Infant Death Syndrome (SIDS). For the full list see this list.
Has Dr. Marc William Cromie affiliation with hospitals?
Dr. Marc William Cromie is affiliated with HAMILTON MEDICAL CENTER. For the full list of hospitals see this list.
Where can you meet with Dr. Marc William Cromie?
Dr. Marc William Cromie's office is located at 6734 Lee Highway in Chattanooga, TN 37421.
Does Dr. Marc William Cromie accept patients with Ambetter of Tennessee?
Yes, Dr. Marc William Cromie is listed in-network for Ambetter of Tennessee through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.