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MADISON CHRISTINE GERISH D.O.
NPI 1033835434
Family Medicine in Saint Clair Shores, MI

Active since October 17, 2022PECOS EnrolledAccepts Medicare Assignment
20225 E 9 MILE RD STE A, SAINT CLAIR SHORES, MI 48080(586) 779-8700(586) 498-1425 Get Directions Write a Review

NPPES record last updated: January 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 8, 2026, Oct 17, 2022 (2 updates tracked since 2022).

About Madison Christine Gerish D.o. NPPES

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

MADISON CHRISTINE GERISH D.O. (NPI 1033835434) is an individual family medicine provider in Saint Clair Shores, Michigan, licensed in Michigan (5101028334) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS, is affiliated with Ascension St John Hospital, and is a graduate of Michigan State University College Of Osteopathic Medicine (2022).

NPPES Registry Identity

NPI1033835434
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMADISON CHRISTINE GERISHCredential: D.O.
Location Address20225 E 9 MILE RD STE ASaint Clair Shores, MI 48080-1700
Mailing Address20225 E 9 Mile Rd Ste ASaint Clair Shores, MI 48080-1700 · (586) 779-8700 · Fax (586) 498-1425
Phone(586) 779-8700
Fax(586) 498-1425
Sole ProprietorNo
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2022
Enumeration DateOctober 17, 2022
Last NPPES UpdateJanuary 8, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 8, 2026
✔ NPI 1033835434 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MI · 5101028334
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
20225 E 9 MILE RD STE A, Saint Clair Shores, MI 48080
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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 and accepts Medicare assignment

Madison Christine Gerish D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537539283
PECOS Enrollment IDI20260114000864
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension St John Hospital

Acute Care Hospitals · Detroit, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230165
Location22101 Moross RdDetroit, MI 48236 · Wayne County
Emergency services Birthing friendly

Ascension Macomb Oakland Hosp-Warren Campus

Acute Care Hospitals · Warren, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230195
Location11800 East Twelve Mile RoadWarren, MI 48093 · Macomb County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48080 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
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
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.

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 Madison Gerish's NPI number?

The NPI number for Madison Gerish is 1033835434. It was assigned to this individual provider in the NPPES registry on October 17, 2022.

Where is Madison Gerish located?

Madison Gerish practices at 20225 E 9 Mile Rd Ste A, Saint Clair Shores, MI 48080. The listed phone number is (586) 779-8700.

What is Madison Gerish's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Madison Gerish enrolled in Medicare?

Yes. Madison Gerish is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Madison Gerish affiliated with any hospitals?

According to CMS data, Madison Gerish is affiliated with Ascension St John Hospital and Ascension Macomb Oakland Hosp-Warren Campus.

When was this NPI record last updated?

The NPPES record for Madison Gerish was last updated on January 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.