Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARK Z MACHALKA MD
NPI 1225084262
Family Medicine in Marshall, MI

Q: What is Mark Machalka's NPI number?

The NPI number for Mark Machalka is 1225084262. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Q: What is Mark Machalka's specialty?

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

Q: Is Mark Machalka enrolled in Medicare?

No. Mark Machalka has opted out of Medicare through April 17, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Mark Machalka was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 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.

Active since May 25, 2006Opted out of Medicare · through Apr 17, 2027

1174 W MICHIGAN AVE, MARSHALL, MI 49068(269) 781-9867(269) 781-9126 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Mark Z Machalka Md NPPES

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

MARK Z MACHALKA MD (NPI 1225084262) is an individual family medicine provider in Marshall, Michigan, licensed in Michigan (4301083608) and active in the NPI registry since May 2006. He has opted out of Medicare through April 17, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1225084262

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameMARK Z MACHALKACredential: MD

Location Address1174 W MICHIGAN AVEMarshall, MI 49068-1497

Mailing Address1174 W Michigan AveMarshall, MI 49068-1497 · (269) 781-9867 · Fax (269) 781-9126

Phone(269) 781-9867

Fax(269) 781-9126

Sole ProprietorNo

Enumeration DateMay 25, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1225084262 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 · 4301083608

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.

1174 W MICHIGAN AVE, Marshall, MI 49068

Open in Google Maps ↗

Other Identifiers 1

Medicaid4635811MI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mark Z Machalka Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 17, 2017 through April 17, 2027.

Opt-Out Effective DateApril 17, 2017

Opt-Out In Effect ThroughApril 17, 2027Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49068 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

$84.74 typical visit price

range $54.34 – $166.68

Typical copayment $21.18 (range $13.58 – $41.67)

Most-billed visit code 99203

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

1 supplier12 claims12 services$169.80 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 8

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

EDWARD LISCOMBE PA-C

Physician Assistant (Medical)