DR. MARY ELLEN JACHEC M.D.
NPI 1104037324
Hospitalist in Ann Arbor, MI

Q: What is Mary Jachec's NPI number?

The NPI number for Mary Jachec is 1104037324. It was assigned to this individual provider in the NPPES registry on May 28, 2007.

Q: What is Mary Jachec's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Mary Jachec was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 28, 2007

1675 WEATHERSTONE DR, ANN ARBOR, MI 48108(734) 669-0986 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Mary Ellen Jachec M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY ELLEN JACHEC M.D. (NPI 1104037324) is an individual hospitalist provider in Ann Arbor, Michigan, licensed in Michigan (4301405999) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1104037324

Entity TypeIndividualFemale

Primary Taxonomy208M00000X

Provider Legal NameDR. MARY ELLEN JACHECCredential: M.D.

Location Address1675 WEATHERSTONE DRAnn Arbor, MI 48108-3359

Mailing Address1675 Weatherstone DrAnn Arbor, MI 48108-3359 · (734) 669-0986

Phone(734) 669-0986

Sole ProprietorYes

Enumeration DateMay 28, 2007

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1104037324 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in MI · 4301405999

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License 4301405999 (MI)

1675 WEATHERSTONE DR, Ann Arbor, MI 48108

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Jachec's NPI number?

The NPI number for Mary Jachec is 1104037324. It was assigned to this individual provider in the NPPES registry on May 28, 2007.

Where is Mary Jachec located?

Mary Jachec practices at 1675 Weatherstone Dr, Ann Arbor, MI 48108. The listed phone number is (734) 669-0986.

What is Mary Jachec's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

When was this NPI record last updated?

The NPPES record for Mary Jachec was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.