1. Home
  2. Directory
  3. Michigan
  4. Clarkston
  5. Internal Medicine
  6. NPI Profile

CLARKSTON INTERNAL MEDICINE, P.C.
NPI 1417085085
Internal Medicine in Clarkston, MI

Active since March 02, 2007CLIA 23D0857024 · Waiver
7188 N MAIN ST, CLARKSTON, MI 48346(248) 625-1600(248) 625-0239 Get Directions Write a Review

NPPES record last updated: February 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Clarkston Internal Medicine, P.c. NPPES

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

CLARKSTON INTERNAL MEDICINE, P.C. (NPI 1417085085) is a healthcare organization registered as an internal medicine in Clarkston, Michigan and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through August 31, 2026 and lists Bashar Okka, Owner, as its authorized official.

NPPES Registry Identity

NPI1417085085
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameCLARKSTON INTERNAL MEDICINE, P.C.
Location Address7188 N MAIN STClarkston, MI 48346-1571
Mailing Address7188 N Main StClarkston, MI 48346-1571 · (248) 625-1600 · Fax (248) 625-0239
Phone(248) 625-1600
Fax(248) 625-0239
Organization SubpartNo
Authorized OfficialBashar OkkaOwner · (248) 625-1600
Enumeration DateMarch 2, 2007
Last NPPES UpdateFebruary 16, 2026
NPPES CertifiedFebruary 16, 2026
✔ NPI 1417085085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4301050183
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
7188 N MAIN ST, Clarkston, MI 48346
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 23D0857024

Clarkston Internal Medicine PC · Clarkston, MI
Active · expires Aug 31, 2026
CLIA Number23D0857024
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorNathan B. Chase
Laboratory Phone(248) 625-1600
Laboratory LocationClarkston Internal Medicine PC7188 N Main Street, Clarkston, MI 48346
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HOSPITALIST SERVICE OF MICHIGAN, LLC
Internal Medicine
7188 N MAIN ST
CLARKSTON, MI 48346
Oakland County (248) 625-1600
CHIRINE EL MOKDAD MD
Internal Medicine
7188 N MAIN ST
CLARKSTON, MI 48346
Oakland County (248) 625-1600
BASHAR OKKA MD
Internal Medicine
7188 N MAIN ST
CLARKSTON, MI 48346
Oakland County (248) 625-1600

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 Clarkston Internal Medicine, P.C.'s NPI number?

The NPI number for Clarkston Internal Medicine, P.C. is 1417085085. It was assigned to this organization in the NPPES registry on March 2, 2007.

Where is Clarkston Internal Medicine, P.C. located?

Clarkston Internal Medicine, P.C. is located at 7188 N Main St, Clarkston, MI 48346. The listed phone number is (248) 625-1600.

What is Clarkston Internal Medicine, P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Does Clarkston Internal Medicine, P.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D0857024) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Clarkston Internal Medicine, P.C. accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Clarkston Internal Medicine, P.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Clarkston Internal Medicine, P.C. was last updated on February 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.