MARK HANNIS (MD) – Geriatric Medicine (Internal Medicine) Physician, NPI 1336119106

Geriatric Medicine (Internal Medicine) Physician

MARK HANNIS (MD) is a healthcare provider. based in Southfield, Michigan. specializing in Geriatric Medicine (Internal Medicine) Physician. They hold the professional credentials MD. They hold a License No. 4301071197 (MI). The NPI Number for MARK HANNIS (MD) is 1336119106

Main info

Male

41 Years Of Experience

Accepts Medicare Assignment

Name

MARK HANNIS (MD)

NPI

1336119106

Phone

(947) 522-1863

Address

26901 BEAUMONT BLVD STE 3D

Enumeration Date

25 January 2006

Last Update Date

22 October 2020

Doctor Profile

Medical School Name

UNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE

Secondary Phone

3135822469

Graduation Year

1985 (41 years ago)

PAC ID

6507840089

Group Practice PAC ID

1850282914

Professional Enrollment ID

I20040614000820

Contacts

Secure Messaging

mhannis108207@direct.beaumont.edu

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience64

Completeness85

Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for MARK HANNIS (MD)

Beaumont Boulevard, Southfield, Oakland County, Michigan, 48034, United States
SOUTHFIELD, MI 480333849
Phone: (947) 522-1863
Fax: (947) 522-0307
Type: Mailing
Ford Road, Dearborn, Wayne County, Michigan, 48126, United States
DEARBORN, MI 481264611
Phone: (313) 582-2769
Fax: (313) 846-7708
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 48033)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 1850282914View full group profile

Name	Specialty	State
JAMES CHOI (M.D.)	Family Practice	MI
DR. NICHOLAS E BOGGS (D.O.)	Family Practice	MI
DR. RACHA EL-LADKI (DO)	-	MI
DR. DEMETRIOS MERMIGES (M.D.)	-	MI
DR. TANIA SADIK (M.D.)	Internal Medicine	MI
DR. MOHAMMED WAGEH SAAD (M.D.)	Family Practice	MI
DR. SARAH GAMMOUH (M.D.)	Family Practice	MI
SHOSHAN P ZOLO (MD)	Family Practice	MI
MATTHEW JOHN SEBASTIAN (DO)	Family Practice	MI
Unknown Individual	-	MI

Reviews

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Frequently asked questions

Does MARK HANNIS (MD) share an NPI with anyone else?

NPI numbers are unique to each provider or organization — MARK HANNIS (MD) uses 1336119106.

Is MARK HANNIS (MD) listed as active for patients and plans?

The listing shows MARK HANNIS (MD) as active in the NPI system.

What healthcare role does MARK HANNIS (MD) hold?

Scheduling teams often label MARK HANNIS (MD) under Geriatric Medicine (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.

Where should I expect MARK HANNIS (MD) on a map?

Expect Southfield, Michigan as a primary anchor for MARK HANNIS (MD) unless the record lists multiple sites.

How many locations tie to this NPI?

2 practice locations appear in the available data.