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

Mark Krasnoff, MD

Individual provider Internal Medicine Physician · NPI 1821016064

Mark Krasnoff, MD is an Internal Medicine in Saint Louis, Missouri. Graduated from Johns Hopkins University School of Medicine in 1991, 35 years ago. Practices with SSM Medical Group Inc, a 560-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
35
Trained at
Johns Hopkins 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

1035 Bellevue Ave Ste 400
Saint Louis, MO 63117-1854
Phone: (314) 925-4700
Fax: (314) 925-4750
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD114791 (MO)

Record details

NPI number1821016064
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESOctober 23, 2020
Certification dateOctober 23, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Ssm Medical Group Inc — 560 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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