
Overview
Mark Millar is an Allergy and Immunologist in Grand Rapids, Michigan. Dr. Millar has been practicing medicine for over 33 years and is rated as an Experienced provider by MediFind in the treatment of Common Variable Immune Deficiency. His top areas of expertise are Allergic Rhinitis, Sinusitis, Chronic Spontaneous Urticaria (CSU), and Vibratory Urticaria. Dr. Millar is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- HMO
- POS
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
4070 Lake Drive Southeast, Suite 204, Grand Rapids, MI 49546
Corewell Health Allergy And Immunology - Summit Park
Nicholas Hartog is a Pediatric Allergy and Immunologist and an Allergy and Immunologist in Grand Rapids, Michigan. Dr. Hartog has been practicing medicine for over 15 years and is rated as a Distinguished provider by MediFind in the treatment of Common Variable Immune Deficiency. His top areas of expertise are Primary Immunodeficiency (PID), Common Variable Immune Deficiency, Adenosine Deaminase Deficiency, and Severe Combined Immunodeficiency (SCID). Dr. Hartog is currently accepting new patients.
Raymond Gonzalez is an Allergy and Immunologist in Grand Rapids, Michigan. Dr. Gonzalez is rated as an Advanced provider by MediFind in the treatment of Common Variable Immune Deficiency. His top areas of expertise are Chronic Spontaneous Urticaria (CSU), Vibratory Urticaria, Primary Immunodeficiency (PID), and Hives.
Asthma & Allergy Centers Of Central Michigan PLC.
Ramesh Avula is an Allergy and Immunologist in Lansing, Michigan. Dr. Avula is rated as an Advanced provider by MediFind in the treatment of Common Variable Immune Deficiency. His top areas of expertise are Allergic Rhinitis, Primary Immunodeficiency (PID), Common Variable Immune Deficiency, and Sinusitis.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Allergic RhinitisDr. Millar isDistinguished. Learn about Allergic Rhinitis.
- Chronic Spontaneous Urticaria (CSU)Dr. Millar isDistinguished. Learn about Chronic Spontaneous Urticaria (CSU).
- SinusitisDr. Millar isDistinguished. Learn about Sinusitis.
- Vibratory UrticariaDr. Millar isDistinguished. Learn about Vibratory Urticaria.
- Advanced
- AngioedemaDr. Millar isAdvanced. Learn about Angioedema.
- Eosinophilic EsophagitisDr. Millar isAdvanced. Learn about Eosinophilic Esophagitis.
- Food AllergyDr. Millar isAdvanced. Learn about Food Allergy.
- Grass AllergyDr. Millar isAdvanced. Learn about Grass Allergy.
- HivesDr. Millar isAdvanced. Learn about Hives.
- Experienced
- Allergic ConjunctivitisDr. Millar isExperienced. Learn about Allergic Conjunctivitis.
- AnaphylaxisDr. Millar isExperienced. Learn about Anaphylaxis.
- AsthmaDr. Millar isExperienced. Learn about Asthma.
- Cold UrticariaDr. Millar isExperienced. Learn about Cold Urticaria.
- Common Variable Immune DeficiencyDr. Millar isExperienced. Learn about Common Variable Immune Deficiency.
- Conjunctivitis (Pink Eye)Dr. Millar isExperienced. Learn about Conjunctivitis (Pink Eye).

