What is Mary Gregory's NPI number?

Mary Gregory's National Provider Identifier (NPI) is 1649302464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Gregory's specialty?

Mary Gregory is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Mary Gregory located?

Mary Gregory's practice location on file with NPPES is 1500 E Medical Center Drive, Ann Arbor, MI 48109-5864.

What is Mary Gregory's phone number?

The practice phone number listed in the NPPES registry for Mary Gregory is (888) 287-1082.

Is Mary Gregory's NPI active?

Yes — Mary Gregory's NPI (1649302464) is active in the NPPES registry as of the last update on 2018-03-17.

IndividualActive

Mary Gregory, PA

NPI 1649302464 · Physician Assistant · Ann Arbor, MI

Mary Gregory, PA is a Physician Assistant provider in Ann Arbor, MI (NPI 1649302464).

Provider details

NPI number: 1649302464
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA
Sex: Female
Sole proprietor: No
License: 5601002416 (MI)

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense 5601002416 (MI)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(94/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
2 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1500 E Medical Center Drive

3rd Floor Cardiovascular Center Recp C

Ann Arbor, MI 48109-5864

Phone: (888) 287-1082

Street-level locationGet directions

More MI providers

Mailing address

3621 S State St

Ann Arbor, MI 48108

Additional practice locations (1)

21800 Haggerty Rd Ste 113
Northville, MI 48167-9051
Phone: (888) 882-3783
Fax: (888) 667-3531

Enumerated: 2007-03-09
Last updated: 2018-03-17

Frequently asked questions

What is Mary Gregory's NPI number?: Mary Gregory's National Provider Identifier (NPI) is 1649302464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mary Gregory's specialty?: Mary Gregory is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Mary Gregory located?: Mary Gregory's practice location on file with NPPES is 1500 E Medical Center Drive, Ann Arbor, MI 48109-5864.
What is Mary Gregory's phone number?: The practice phone number listed in the NPPES registry for Mary Gregory is (888) 287-1082.
Is Mary Gregory's NPI active?: Yes — Mary Gregory's NPI (1649302464) is active in the NPPES registry as of the last update on 2018-03-17.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.