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GREGORY J FORSTALL MD PC
NPI 1487731287
Internal Medicine - Infectious Disease in Flint, MI

Active since November 01, 2006
401 S BALLENGER HWY, FLINT, MI 48532(810) 720-0639(810) 230-1978 Get Directions Write a Review

NPPES record last updated: February 26, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Gregory J Forstall Md Pc NPPES

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

GREGORY J FORSTALL MD PC (NPI 1487731287) is a healthcare organization registered as an infectious disease in Flint, Michigan and active in the NPI registry since November 2006. The organization lists Gregory J Forstall, President, as its authorized official.

NPPES Registry Identity

NPI1487731287
Entity TypeOrganization
Primary Taxonomy207RI0200X
Legal Business NameGREGORY J FORSTALL MD PC
Location Address401 S BALLENGER HWYFlint, MI 48532-3638
Mailing AddressPo Box 321068Flint, MI 48532-0019 · (810) 720-0639 · Fax (810) 230-1978
Phone(810) 720-0639
Fax(810) 230-1978
Organization SubpartNo
Authorized OfficialGregory J ForstallPresident · (810) 720-0639
Enumeration DateNovember 1, 2006
Last NPPES UpdateFebruary 26, 2016
✔ NPI 1487731287 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in MI · 4301061462
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
401 S BALLENGER HWY, Flint, MI 48532
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINE63897
Medicare PIN0P19890MI

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 ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory J Forstall Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Gregory J Forstall MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Gregory Forstall, M.D.
Internal Medicine
NPI 1477642486
401 S BALLENGER HWY
Flint, MI 48532
(810) 720-0639
✔ PECOS✔ Accepts MedicareSame address

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 Gregory J Forstall MD PC's NPI number?

The NPI number for Gregory J Forstall MD PC is 1487731287. It was assigned to this organization in the NPPES registry on November 1, 2006.

Where is Gregory J Forstall MD PC located?

Gregory J Forstall MD PC is located at 401 S Ballenger Hwy, Flint, MI 48532. The listed phone number is (810) 720-0639.

What is Gregory J Forstall MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Gregory J Forstall MD PC enrolled in Medicare?

Yes. Gregory J Forstall MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gregory J Forstall MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Gregory J Forstall MD 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gregory J Forstall MD PC accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Gregory J Forstall MD 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 Gregory J Forstall MD PC was last updated on February 26, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.