Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

GARRETT MUHLSTADT DO
NPI 1609496686
Family Medicine in South Bend, IN

Active since April 20, 2020PECOS EnrolledAccepts Medicare Assignment
615 N MICHIGAN ST FL 1, SOUTH BEND, IN 46601(574) 647-3050(574) 647-1094 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 8, 2026, Jun 20, 2024, Aug 29, 2023 and 1 more (4 updates tracked since 2020).

About Garrett Muhlstadt Do NPPES

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

GARRETT MUHLSTADT DO (NPI 1609496686) is an individual family medicine provider in South Bend, Indiana, licensed in Michigan (5101027157) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1609496686
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameGARRETT MUHLSTADTCredential: DO
Location Address615 N MICHIGAN ST FL 1South Bend, IN 46601-1033
Mailing Address3245 Health Dr Ste 100Granger, IN 46530-1380
Fax(574) 647-1094
Sole ProprietorNo
Medical School CMSMarian University College Of Osteopathic MedicineGraduated 2020
Enumeration DateApril 20, 2020
Last NPPES UpdateJuly 8, 20264 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
NPI 1609496686 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses Licensed in MI · 5101027157 Licensed in IN · 02007317A
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.
615 N MICHIGAN ST FL 1, South Bend, IN 46601

Secondary Practice Locations 2

Location 12002 S 11th StNiles, MI 49120-4074 · Phone (269) 687-0200
Location 2714 N Michigan StSouth Bend, IN 46601-1035 · Phone (574) 647-7477 · Fax (574) 647-3655

Other Identifiers 1

Medicaid300039759IN

Accepted Insurance

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

Garrett Muhlstadt Do 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 ID7517389877
PECOS Enrollment IDI20230707003366, I20230905001549
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
17 services17 patients

Hospital Affiliations CMS Care Compare 2

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

Lakeland Hospital, St Joseph

Acute Care Hospitals · St Joseph, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230021
Location1234 Napier AvenueSt Joseph, MI 49085 · Berrien County
Emergency services Birthing friendly

Corewell Health Watervliet Hospital

Acute Care Hospitals · Watervliet, MI
OwnershipVoluntary non-profit - Private
CMS Certification Number230078
Location400 Medical Park DrWatervliet, MI 49098 · Berrien County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46601 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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 11

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

Hospitalist
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Internal Medicine
615 N MICHIGAN ST FL 1, 1ST FL HOSPITALIST STE
SOUTH BEND, IN 46601
Nurse Practitioner (Neonatal)
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Hospitalist
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Psychiatry & Neurology (Neurology)
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Nurse Practitioner (Family)
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Internal Medicine
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601
Internal Medicine
615 N MICHIGAN ST FL 1
SOUTH BEND, IN 46601

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 Garrett Muhlstadt's NPI number?

The NPI number for Garrett Muhlstadt is 1609496686. It was assigned to this individual provider in the NPPES registry on April 20, 2020.

Where is Garrett Muhlstadt located?

Garrett Muhlstadt practices at 615 N Michigan St Fl 1, South Bend, IN 46601. The listed phone number is (574) 647-3050.

What is Garrett Muhlstadt's specialty?

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

Is Garrett Muhlstadt enrolled in Medicare?

Yes. Garrett Muhlstadt 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.

What insurance does Garrett Muhlstadt 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 and 3 other insurers list Garrett Muhlstadt 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.

Is Garrett Muhlstadt affiliated with any hospitals?

According to CMS data, Garrett Muhlstadt is affiliated with Lakeland Hospital, St Joseph and Corewell Health Watervliet Hospital.

When was this NPI record last updated?

The NPPES record for Garrett Muhlstadt was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days 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.