ST JOSEPH MERCY HOSPITAL
NPI 1649399197
Internal Medicine in Ypsilanti, MI

Q: What is St Joseph Mercy Hospital's NPI number?

The NPI number for St Joseph Mercy Hospital is 1649399197. It was assigned to this organization in the NPPES registry on March 28, 2007.

Q: What is St Joseph Mercy Hospital's specialty?

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

Active since March 28, 2007

5301 E HURON RIVER DR, MIXED SPECIALTY PHYSICIAN, NON PHYSICIAN, YPSILANTI, MI 48197(734) 712-3456 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 4, 2026, Dec 10, 2024, Jul 2, 2024 and 1 more (4 updates tracked since 2018).

On this page

About St Joseph Mercy Hospital NPPES

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

ST JOSEPH MERCY HOSPITAL (NPI 1649399197) is a healthcare organization registered as an internal medicine in Ypsilanti, Michigan and active in the NPI registry since March 2007. The organization lists Ariana Grace Raymond, Manager Provider Enrollment, as its authorized official.

NPPES Registry Identity

NPI1649399197

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameST JOSEPH MERCY HOSPITAL

Location Address5301 E HURON RIVER DR, MIXED SPECIALTY PHYSICIAN, NON PHYSICIANYpsilanti, MI 48197-1051

Mailing Address20555 Victor PkwyLivonia, MI 48152-7031 · (518) 339-6568

Phone(734) 712-3456

Organization SubpartNo

Authorized OfficialAriana Grace RaymondManager Provider Enrollment · (734) 343-1466

Enumeration DateMarch 28, 2007

Last NPPES UpdateMay 4, 20264 updates tracked since enumeration

NPPES CertifiedMay 4, 2026

✔ NPI 1649399197 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 11

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

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.

Also ListedClinical NeuropsychologistTaxonomy 103G00000X

Also ListedOphthalmologyTaxonomy 207W00000X

Also ListedSurgeryTaxonomy 208600000X

Also ListedSurgery · Surgical Critical CareTaxonomy 2086S0102X

Also ListedSurgery · Trauma SurgeryTaxonomy 2086S0127X

Also ListedGeneral PracticeTaxonomy 208D00000X

Also ListedPhysician AssistantTaxonomy 363A00000X

Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X

Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X

Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X

5301 E HURON RIVER DR, Ypsilanti, MI 48197

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Other Names 1

Doing Business AsSt Joseph Mercy Hospital

Other Identifiers 2

Other700H161080MI · Bs Bcn Mx Spec P, Np

Other700H105090MI · Blue Shield Bcn

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

St Joseph Mercy Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

180

Medicare enrollment records show 180 clinicians reassign Medicare billing to St Joseph Mercy Hospital, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 103 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 16

Psychiatry50

Nurse Practitioner48

Emergency Medicine17

General Surgery14

Clinical Social Worker13

Clinical Psychologist9

Family Practice6

Critical Care (Intensivists)5

8 other specialties18

Nearest to this location (20)

See all 180

Anne Sweet, ACNP-BC

Nurse Practitioner

NPI 1275763211

5301 EAST HURON RIVER DRIVE RADIATION ONCOLOGY
Ann Arbor, MI 48106

(734) 712-3456

✔ PECOSSame address

Amy Ramsden, NP

Nurse Practitioner

NPI 1063033868

5315 ELLIOT DRIVE SUITE 102
Ypsilanti, MI 48197

(734) 712-4500

✔ PECOS✔ Accepts Medicare0.2 mi

Brian Halloran, MD

Vascular Surgery

NPI 1205870292

5325 ELLIOTT DR SUITE 104
Ypsilanti, MI 48197

(734) 712-8150

✔ PECOS0.2 mi

Johanna Thornsberry, N.P.

Nurse Practitioner

NPI 1326324435

5325 ELLIOTT DR MICHIGAN HEART & VASCULAR INSTITUTE, SUITE #102
Ypsilanti, MI 48197

(734) 712-5500

✔ PECOS✔ Accepts Medicare0.2 mi

Irina Burman Solovyeva, MD

Internal Medicine

NPI 1174540132

5333 MCAULEY DR SUITE 4012
Ypsilanti, MI 48197

(734) 712-1300

✔ PECOS✔ Accepts Medicare0.3 mi

Thresa Hargrove, FNP-BC

Nurse Practitioner

NPI 1427338664

5333 MCAULEY DR SUITE 3001
Ypsilanti, MI 48197

(734) 712-8100

✔ PECOS0.3 mi

Lisa Kutas, MD

Internal Medicine

NPI 1417057456

5333 MCAULEY DR 6109
Ypsilanti, MI 48197

(734) 712-1300

✔ PECOS✔ Accepts Medicare0.3 mi

Joseph Seymour, MD

Otolaryngology

NPI 1184884611

5333 MCAULEY DR RM 2017
Ypsilanti, MI 48197

(734) 434-3200

✔ PECOS✔ Accepts Medicare0.3 mi

Dana Bowers, PSYD

Clinical Psychologist

NPI 1972654572

5333 MCAULEY DR RM 2010
Ypsilanti, MI 48197

(734) 712-3565

✔ PECOS✔ Accepts Medicare0.3 mi

Fatima Khan, MS, LLP

Psychologist Billing Independently

NPI 1669172813

5333 MCAULEY DR. SUITE 2010
Ypsilanti, MI 48197

(734) 712-4009

0.3 mi

Carolyn Scott, PH.D.

Clinical Psychologist

NPI 1922344126

5333 MCAULEY DR RM 2010
Ypsilanti, MI 48197

(734) 712-3565

✔ PECOS✔ Accepts Medicare0.3 mi

Harry Anderson, MD

Critical Care (Intensivists)

NPI 1083670061

5301 MCAULEY DR SURGICAL CRITICAL CARE, STE 2482
Ypsilanti, MI 48197

(734) 712-2808

✔ PECOS0.3 mi

Ann Hess, M.D.

Emergency Medicine

NPI 1598709610

5301 MCAULEY DR
Ypsilanti, MI 48197

(734) 712-3456

✔ PECOS✔ Accepts Medicare0.3 mi

Simren Singh, DO

Psychiatry

NPI 1801323704

5301 MCAULEY DR
Ypsilanti, MI 48197

(734) 712-3456

✔ PECOS✔ Accepts Medicare0.4 mi

John Erpelding, MD

Emergency Medicine

NPI 1952338261

5301 MCAULEY DR
Ypsilanti, MI 48197

(734) 712-3456

✔ PECOS✔ Accepts Medicare0.4 mi

Gregory Gafni Pappas, DO

Emergency Medicine

NPI 1881890440

5301 MCAULEY DR
Ypsilanti, MI 48197

(734) 712-3456

✔ PECOS✔ Accepts Medicare0.4 mi

Thomas Olinger, MD

General Surgery

NPI 1124407556

4990 W CLARK RD STE 100
Ypsilanti, MI 48197

(810) 494-6830

✔ PECOS✔ Accepts Medicare0.4 mi

Amanda Campbell, LMSW, CAADC

Clinical Social Worker

NPI 1972054633

5401 MCAULEY DRIVE
Ypsilanti, MI 48197

(734) 786-2300

✔ PECOS✔ Accepts Medicare0.5 mi

Jill Fischer, LMSW

Clinical Social Worker

NPI 1356874804

5401 MCAULEY DR
Ypsilanti, MI 48197

(734) 786-2300

✔ PECOS✔ Accepts Medicare0.5 mi

Suzzanne Suleiman, LLP

Psychologist Billing Independently

NPI 1144584608

5401 MCAULEY DRIVE
Ypsilanti, MI 48197

(734) 786-2300

0.5 mi

See all 180 clinicians

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 St Joseph Mercy Hospital's NPI number?

The NPI number for St Joseph Mercy Hospital is 1649399197. It was assigned to this organization in the NPPES registry on March 28, 2007.

Where is St Joseph Mercy Hospital located?

St Joseph Mercy Hospital is located at 5301 E Huron River Dr Mixed Specialty Physician, Non Physician, Ypsilanti, MI 48197. The listed phone number is (734) 712-3456.

What is St Joseph Mercy Hospital's specialty?

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

Is St Joseph Mercy Hospital enrolled in Medicare?

Yes. St Joseph Mercy Hospital is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through St Joseph Mercy Hospital?

According to the CMS Revalidation Reassignment List (October 2026 release), 180 clinicians in 16 Medicare specialties reassign their Medicare billing to St Joseph Mercy Hospital. 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 Psychiatry (50), Nurse Practitioner (48) and Emergency Medicine (17). Of these, 1 practice at this address and 103 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does St Joseph Mercy Hospital 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 St Joseph Mercy Hospital 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 St Joseph Mercy Hospital was last updated on May 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.