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

Lauren Merz, MD

Individual provider Internal Medicine Physician · NPI 1073176939

Lauren Merz, MD is a Hematology in Ann Arbor, Michigan. Graduated from University of Michigan Medical School in 2019, 7 years ago. Practices with Regents of the University of Michigan, a 3,271-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and Michigan.

Years since qualifying
7
Trained at
University of Michigan Medical School
Licensed in
MA, MI
In the registry since
2019
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
Show map & directions

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

Additional practice locations (2)

  • 55 Fruit St, Boston, MA 02114-2621 — (617) 726-2000
  • 75 Francis St, Boston, MA 02115-6110 — (617) 732-5500

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence 4301514172 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 280048 (MA)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 280048 (MA)

Record details

NPI number1073176939
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 17, 2019
Last updated in NPPESJuly 16, 2025
Certification dateJuly 16, 2025

Medicare enrollment

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

Medicare specialtyHEMATOLOGY
Also practisesINTERNAL MEDICINE, MEDICAL ONCOLOGY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 2019 (7 years in practice)
Group practice Regents Of The University Of Michigan — 3271 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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