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SOUTH OAKLAND GASTROENTEROLOGY ASSOCIATES PC
NPI 1316919616
Internal Medicine - Gastroenterology in Farmington, MI

Active since February 02, 2006CLIA 23D0865820 · Certificate of Compliance
23133 ORCHARD LAKE RD STE 200, FARMINGTON, MI 48336(248) 579-9220(248) 426-7350 Get Directions Write a Review

NPPES record last updated: October 28, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 9, 2025, Jan 13, 2016 (2 updates tracked since 2016).

About South Oakland Gastroenterology Associates Pc NPPES

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

SOUTH OAKLAND GASTROENTEROLOGY ASSOCIATES PC (NPI 1316919616) is a healthcare organization registered as a gastroenterology in Farmington, Michigan and active in the NPI registry since February 2006. The organization holds a CLIA Certificate of Compliance certificate valid through August 31, 2028 and lists Jolian Sam Kathawa, Managing Member, as its authorized official.

NPPES Registry Identity

NPI1316919616
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameSOUTH OAKLAND GASTROENTEROLOGY ASSOCIATES PC
Location Address23133 ORCHARD LAKE RD STE 200Farmington, MI 48336-3279
Mailing AddressPo Box 72737Cleveland, OH 44192-0002 · (248) 579-9220 · Fax (248) 426-7350
Phone(248) 579-9220
Fax(248) 426-7350
Organization SubpartNo
Authorized OfficialJolian Sam KathawaManaging Member · (248) 579-9220
Enumeration DateFebruary 2, 2006
Last NPPES UpdateOctober 28, 20252 updates tracked since enumeration
NPPES CertifiedOctober 28, 2025
✔ NPI 1316919616 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in MI · 5101006198
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
23133 ORCHARD LAKE RD STE 200, Farmington, MI 48336
Open in Google Maps ↗

Other Identifiers 1

Medicaid1316919616MI

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 Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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)

South Oakland Gastroenterology Associates Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to South Oakland Gastroenterology Associates PC, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 7 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Pathology6
Gastroenterology3
Internal Medicine2

Clinicians, nearest first (11)

Bruce Arnold, M.D.
Pathology
NPI 1164400438
23133 ORCHARD LAKE RD STE 200
Farmington, MI 48336
(248) 579-9220
✔ PECOS✔ Accepts MedicareSame address
Olga Brushaber, DO
Gastroenterology
NPI 1306259627
23133 ORCHARD LAKE RD STE 200
Farmington Hills, MI 48336
(248) 471-8950
✔ PECOS✔ Accepts MedicareSame address
Jared Grodman, DO
Gastroenterology
NPI 1013404540
23133 ORCHARD LAKE RD STE 200
Farmington Hills, MI 48336
(248) 579-9220
✔ PECOS✔ Accepts MedicareSame address
Jolian Kathawa, D.O.
Internal Medicine
NPI 1083065916
23133 ORCHARD LAKE RD STE 200
Farmington, MI 48336
(248) 579-9220
✔ PECOS✔ Accepts MedicareSame address
Katie Macfarlane, D.O.
Internal Medicine
NPI 1548491129
23133 ORCHARD LAKE RD STE 200
Farmington Hills, MI 48336
(248) 579-9220
✔ PECOS✔ Accepts MedicareSame address
Mariquit Sendelbach, D.O.
Gastroenterology
NPI 1457563488
23133 ORCHARD LAKE RD STE 200
Farmington Hills, MI 48336
(248) 471-8982
✔ PECOS✔ Accepts MedicareSame address
Farooq Minhas, MD
Pathology
NPI 1750380317
16001 W 9 MILE RD DEPT OF PATHOLOGY
Southfield, MI 48075
(248) 849-3000
✔ PECOS✔ Accepts Medicare6.5 mi
Paul Mazzara, MD
Pathology
NPI 1952415887
22101 MOROSS RD
Detroit, MI 48236
(313) 343-4000
✔ PECOS✔ Accepts Medicare23 mi
John Panos, MD
Pathology
NPI 1346293412
20952 E 12 MILE RD STE 200
Saint Clair Shores, MI 48081
(586) 771-4820
✔ PECOS✔ Accepts Medicare23 mi
Richard Kinsey, MD
Pathology
NPI 1659574127
3495 HACKS CROSS RD
Memphis, TN 38125
(901) 526-7444
✔ PECOS✔ Accepts Medicare618 mi
Ehab Rabaa, M.D.
Pathology
NPI 1164586707
3495 HACKS CROSS RD
Memphis, TN 38125
(901) 526-7444
✔ PECOS✔ Accepts Medicare618 mi

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

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 Compliance 23D0865820

South Oakland Gastroenterology Associates, PC · Farmington Hills, MI
Active · expires Aug 31, 2028
CLIA Number23D0865820
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2026
Certificate Expiration DateAugust 31, 2028
Laboratory DirectorFarooq Minhas
Laboratory Phone(248) 579-9220
Laboratory LocationSouth Oakland Gastroenterology Associates, PC27620 Farmington Road, Farmington Hills, MI 48334
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 South Oakland Gastroenterology Associates PC's NPI number?

The NPI number for South Oakland Gastroenterology Associates PC is 1316919616. It was assigned to this organization in the NPPES registry on February 2, 2006.

Where is South Oakland Gastroenterology Associates PC located?

South Oakland Gastroenterology Associates PC is located at 23133 Orchard Lake Rd Ste 200, Farmington, MI 48336. The listed phone number is (248) 579-9220.

What is South Oakland Gastroenterology Associates PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is South Oakland Gastroenterology Associates PC enrolled in Medicare?

Yes. South Oakland Gastroenterology Associates PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through South Oakland Gastroenterology Associates PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to South Oakland Gastroenterology Associates PC. 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 Pathology (6), Gastroenterology (3) and Internal Medicine (2). Of these, 6 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does South Oakland Gastroenterology Associates PC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 23D0865820) is associated with this NPI, valid through August 31, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does South Oakland Gastroenterology Associates PC accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list South Oakland Gastroenterology Associates PC 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 South Oakland Gastroenterology Associates PC was last updated on October 28, 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.