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

Robert Lynn Petersen, MD

Individual provider Pediatrics Physician · NPI 1912296757

Robert Lynn Petersen, MD is a Cardiovascular Disease (Cardiology) in Saint Louis, Missouri. Graduated from Saint Louis University School of Medicine in 2011, 15 years ago. Practices with SSM Health Care Group, a 923-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
15
Trained at
Saint Louis University School of Medicine
Licensed in
MO
In the registry since
2011
Specialties on file
2
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

1465 S Grand Blvd
Saint Louis, MO 63104-1003
Phone: (314) 577-5380
Fax: (314) 268-4141
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 2014011778 (MO)
Pediatrics Physician Taxonomy 208000000X · Licence 2014011778 (MO)

Record details

NPI number1912296757
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 1, 2011
Last updated in NPPESOctober 3, 2025
Certification dateOctober 3, 2025

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesPEDIATRIC MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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