Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mark S Dykewicz, MD

Individual provider Allergy & Immunology (Internal Medicine) Physician · NPI 1518971092

Mark S Dykewicz, MD is an Allergy/Immunology in Saint Louis, Missouri. Graduated from Saint Louis University School of Medicine in 1981, 45 years ago. Practices with SSM Health Care Group, a 923-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
45
Trained at
Saint Louis University School of Medicine
Licensed in
MO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3691 Rutger St Ste 100
Saint Louis, MO 63110-2515
Phone: (314) 977-9050
Fax: (314) 977-9770
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology (Internal Medicine) Physician (primary) Taxonomy 207RA0201X · Licence R3N72 (MO)

Record details

NPI number1518971092
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 28, 2006
Last updated in NPPESApril 1, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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