HOSPITALIST SERVICE OF MICHIGAN, LLC
NPI 1518186758
Internal Medicine in Bloomfield Hills, MI

Active since April 25, 2007
10 W SQUARE LAKE RD STE 103, BLOOMFIELD HILLS, MI 48302(248) 283-4000(248) 283-4444 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 18, 2026, Feb 20, 2019 (2 updates tracked since 2019).

About Hospitalist Service Of Michigan, Llc NPPES

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

HOSPITALIST SERVICE OF MICHIGAN, LLC (NPI 1518186758) is a healthcare organization registered as an internal medicine in Bloomfield Hills, Michigan and active in the NPI registry since April 2007. The organization lists Bashar Okka, President, as its authorized official.

NPPES Registry Identity

NPI1518186758
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameHOSPITALIST SERVICE OF MICHIGAN, LLC
Location Address10 W SQUARE LAKE RD STE 103Bloomfield Hills, MI 48302-0466
Mailing Address10 W Square Lake Rd Ste 103Bloomfield Hills, MI 48302-0466 · (248) 283-4000 · Fax (248) 283-4444
Fax(248) 283-4444
Organization SubpartNo
Authorized OfficialBashar OkkaPresident · (248) 625-1600
Enumeration DateApril 25, 2007
Last NPPES UpdateAugust 18, 20262 updates tracked since enumeration
NPPES CertifiedAugust 18, 2026
✔ NPI 1518186758 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 · 4301064241
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.
10 W SQUARE LAKE RD STE 103, Bloomfield Hills, MI 48302

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hospitalist Service Of Michigan, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

15

Medicare enrollment records show 15 clinicians reassign Medicare billing to Hospitalist Service Of Michigan, LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 5

Internal Medicine9
Nurse Practitioner3
Endocrinology1
Family Practice1
Hospitalist1

Clinicians, nearest first (15)

Internal Medicine
NPI 1699331215
10 W SQUARE LAKE RD
Bloomfield Hills, MI 48302
(248) 283-4000
✔ PECOS✔ Accepts MedicareSame address
Endocrinology
NPI 1629567250
42557 WOODWARD AVE STE 130
Bloomfield Hills, MI 48304
(248) 454-1004
✔ PECOS✔ Accepts Medicare0.4 mi
Internal Medicine
NPI 1235624719
44405 WOODWARD AVE
Pontiac, MI 48341
(248) 858-6233
✔ PECOS✔ Accepts Medicare0.9 mi
Family Practice
NPI 1962632042
461 W HURON ST STE 107
Pontiac, MI 48341
(248) 857-7141
✔ PECOS✔ Accepts Medicare3.0 mi
Nurse Practitioner
NPI 1457911281
7210 N MAIN ST STE 200
Clarkston, MI 48346
(248) 625-1600
✔ PECOS✔ Accepts Medicare12 mi
Internal Medicine
NPI 1942210299
7188 N MAIN ST
Clarkston, MI 48346
(248) 625-1600
✔ PECOS✔ Accepts Medicare12 mi
Hospitalist
NPI 1003187295
6071 W OUTER DR
Detroit, MI 48235
(313) 966-3250
✔ PECOS✔ Accepts Medicare13 mi
Nurse Practitioner
NPI 1497153159
72 S WASHINGTON ST SUITE 202
Oxford, MI 48371
(248) 628-0220
✔ PECOS15 mi
Internal Medicine
NPI 1609368786
3990 JOHN R ST
Detroit, MI 48201
(313) 745-8040
✔ PECOS✔ Accepts Medicare18 mi
Internal Medicine
NPI 1144970369
36500 S GRATIOT AVE STE 102
Clinton Township, MI 48035
(586) 790-9003
✔ PECOS✔ Accepts Medicare19 mi
Internal Medicine
NPI 1104273879
4201 SAINT ANTOINE ST 9C-UHC
Detroit, MI 48201
(313) 745-5146
✔ PECOS20 mi
Internal Medicine
NPI 1598007510
5301 E HURON RIVER DR
Ypsilanti, MI 48197
(734) 712-8676
✔ PECOS✔ Accepts Medicare32 mi
Internal Medicine
NPI 1104359926
1525 W CARO RD
Caro, MI 48723
(989) 860-0088
✔ PECOS✔ Accepts Medicare61 mi
Internal Medicine
NPI 1730854605
2420 LAKE AVE
Ashtabula, OH 44004
(440) 997-6328
✔ PECOS✔ Accepts Medicare136 mi
Nurse Practitioner
NPI 1588177919
12902 USF MAGNOLIA DR
Tampa, FL 33612
(813) 745-4673
✔ PECOS✔ Accepts Medicare1,004 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Hospitalist Service Of Michigan, LLC's NPI number?

The NPI number for Hospitalist Service Of Michigan, LLC is 1518186758. It was assigned to this organization in the NPPES registry on April 25, 2007.

Where is Hospitalist Service Of Michigan, LLC located?

Hospitalist Service Of Michigan, LLC is located at 10 W Square Lake Rd Ste 103, Bloomfield Hills, MI 48302. The listed phone number is (248) 283-4000.

What is Hospitalist Service Of Michigan, LLC's specialty?

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

Is Hospitalist Service Of Michigan, LLC enrolled in Medicare?

Yes. Hospitalist Service Of Michigan, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Hospitalist Service Of Michigan, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 15 clinicians in 5 Medicare specialties reassign their Medicare billing to Hospitalist Service Of Michigan, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (9), Nurse Practitioner (3) and Endocrinology (1). Of these, 1 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Hospitalist Service Of Michigan, LLC accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Hospitalist Service Of Michigan, LLC 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 Hospitalist Service Of Michigan, LLC was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.