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REX ANTINOZZI M.D.
NPI 1427119429
Internal Medicine - Gastroenterology in Traverse City, MI

Active since December 13, 2006PECOS Enrolled
4100 PARK FOREST DR, SUITE 208, TRAVERSE CITY, MI 49684(231) 935-5710(231) 935-9045 Get Directions Write a Review

NPPES record last updated: August 29, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Rex Antinozzi M.d. NPPES

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

REX ANTINOZZI M.D. (NPI 1427119429) is an individual gastroenterology provider in Traverse City, Michigan, licensed in Michigan (RA049843) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427119429
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameREX ANTINOZZICredential: M.D.
Location Address4100 PARK FOREST DR, SUITE 208Traverse City, MI 49684-7331
Mailing Address4100 Park Forest Dr, Suite 208Traverse City, MI 49684-7331 · (231) 935-5710 · Fax (231) 935-9045
Phone(231) 935-5710
Fax(231) 935-9045
Sole ProprietorNo
Enumeration DateDecember 13, 2006
Last NPPES UpdateAugust 29, 2008
✔ NPI 1427119429 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 · RA049843
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.
4100 PARK FOREST DR, Traverse City, MI 49684
Open in Google Maps ↗

Other Identifiers 4

Medicare UPINB43194MI
Medicare ID-Type Unspecified0M83990005MI
Medicaid4343067MI
OtherOB81010MI · Bcbsm

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rex Antinozzi M.d. 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.

Medicare Billing Reassignment

Medicare enrollment records show Rex Antinozzi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Digestive Health Associates Of Northern Michigan, P.C.
Same address
Gastroenterology
4100 PARK FOREST DR, SUITE 208
Traverse City, MI 49684
  • Reassigned Medicare billing, Michigan enrollment
  • Medicare enrollment name: Digestive Health Associates Of Northern Michigan PC
  • 8 clinicians in this Medicare group
NPI 1225104011 (231) 935-5710

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49684 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.

SCOTT STONE CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770
MARK V GALAN M.D.
Internal Medicine (Gastroenterology)
4100 PARK FOREST DR, SUITE 208
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5710
MRS. JESSICA LEE HOORT CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 392-8742
CHRISTINA DALTON PRYDE CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770
BRIAN M KIESSLING M.D.
Anesthesiology
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770
MITCHELL REYNOLDS CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770
JONATHAN P GUNSBERG CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770
MICHELLE HODGES CRNA
Nurse Anesthetist, Certified Registered
4100 PARK FOREST DR, SUITE 210
TRAVERSE CITY, MI 49684
Grand Traverse County (231) 935-5770

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 Rex Antinozzi's NPI number?

The NPI number for Rex Antinozzi is 1427119429. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is Rex Antinozzi located?

Rex Antinozzi practices at 4100 Park Forest Dr Suite 208, Traverse City, MI 49684. The listed phone number is (231) 935-5710.

What is Rex Antinozzi's specialty?

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

Is Rex Antinozzi enrolled in Medicare?

Yes. Rex Antinozzi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Rex Antinozzi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rex Antinozzi reassigns Medicare benefits to Digestive Health Associates Of Northern Michigan, P.C. (Traverse City, MI). The 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 Rex Antinozzi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Rex Antinozzi was last updated on August 29, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.