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GRIFFIN AUSTIN DUFEK
NPI 1477446235
Internal Medicine in Grand Blanc, MI

Active since May 31, 2025PECOS Enrolled
1 GENESYS PKWY, GRAND BLANC, MI 48439(810) 606-5000 Get Directions Write a Review

NPPES record last updated: May 31, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Griffin Austin Dufek NPPES

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

GRIFFIN AUSTIN DUFEK (NPI 1477446235) is an individual internal medicine provider in Grand Blanc, Michigan, licensed in Michigan (5151017544) and active in the NPI registry since May 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477446235
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGRIFFIN AUSTIN DUFEK
Location Address1 GENESYS PKWYGrand Blanc, MI 48439-8065
Mailing Address4270 Oak StGrand Blanc, MI 48439-3448 · (651) 746-9096
Phone(810) 606-5000
Sole ProprietorNo
Enumeration DateMay 31, 2025
NPPES CertifiedMay 30, 2025
✔ NPI 1477446235 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 · 5151017544
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.
1 GENESYS PKWY, Grand Blanc, MI 48439
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Griffin Austin Dufek is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48439 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

ILONA CROWDER COTA/L
Occupational Therapy Assistant
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (877) 252-4469
DR. TARA STONE MD, MPH
Emergency Medicine
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 606-5000
ART OF RADIOLOGY IMAGING ASSOCIATES, PLLC
Radiology (Diagnostic Radiology)
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (248) 308-2745
ERICA MA
Family Medicine
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 606-5000
YONG S CHUNG M.D.
Anesthesiology
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 606-6499
KARA KALINOWSKI
Nurse Anesthetist, Certified Registered
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 341-3971
MICHAEL BRIGGS DO
Emergency Medicine (Emergency Medical Services)
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 606-6137
JORDAN SPENCER MCCOY D.O.
Orthopaedic Surgery
1 GENESYS PKWY
GRAND BLANC, MI 48439
Genesee County (810) 606-7392

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 Griffin Dufek's NPI number?

The NPI number for Griffin Dufek is 1477446235. It was assigned to this individual provider in the NPPES registry on May 31, 2025.

Where is Griffin Dufek located?

Griffin Dufek practices at 1 Genesys Pkwy, Grand Blanc, MI 48439. The listed phone number is (810) 606-5000.

What is Griffin Dufek's specialty?

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

Is Griffin Dufek enrolled in Medicare?

Yes. Griffin Dufek is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Griffin Dufek was last updated on May 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.