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

Marissa Peyer, MD

Individual provider Pulmonary Disease Physician · NPI 1013666353

Marissa Peyer, MD is an Internal Medicine in Ann Arbor, Michigan. Qualified in 2022, 4 years ago. Practices with University of Texas Southwestern Medical Center at Dallas, a 3,149-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
4
Licensed in
MI
In the registry since
2022
Specialties on file
3
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

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 936-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 4301516208 (MI)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 4301516208 (MI)

Record details

NPI number1013666353
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 23, 2022
Last updated in NPPESJuly 4, 2026
Certification dateJuly 4, 2026
Mailing address1500 E Medical Center Dr, Ann Arbor, MI 48109-5000

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice University Of Texas Southwestern Medical Center At Dallas — 3149 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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