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MASON MEDICAL GROUP PC
NPI 1457701799
Family Medicine in Mason, MI

Active since June 17, 2016CLIA 23D2171168 · Waiver
710 TEMPLE ST, MASON, MI 48854(517) 244-1000(517) 244-1030 Get Directions Write a Review

NPPES record last updated: October 2, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 2, 2019, Jun 17, 2016 (2 updates tracked since 2016).

About Mason Medical Group Pc NPPES

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

MASON MEDICAL GROUP PC (NPI 1457701799) is a healthcare organization registered as a family medicine in Mason, Michigan and active in the NPI registry since June 2016. The organization holds a CLIA Waiver certificate valid through August 26, 2027 and lists Jeffrey S Deweerd, Owner, as its authorized official.

NPPES Registry Identity

NPI1457701799
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameMASON MEDICAL GROUP PC
Location Address710 TEMPLE STMason, MI 48854-8624
Mailing Address710 Temple StMason, MI 48854-8624 · (517) 244-1000 · Fax (517) 604-6154
Phone(517) 244-1000
Fax(517) 244-1030
Organization SubpartNo
Authorized OfficialJeffrey S DeweerdOwner · (517) 244-1000
Enumeration DateJune 17, 2016
Last NPPES UpdateOctober 2, 20192 updates tracked since enumeration
✔ NPI 1457701799 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
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.
710 TEMPLE ST, Mason, MI 48854
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 23D2171168

Mason Medical Group PC · Mason, MI
Active · expires Aug 26, 2027
CLIA Number23D2171168
Laboratory TypePhysician Office
Certificate Effective DateAugust 27, 2025
Certificate Expiration DateAugust 26, 2027
Laboratory DirectorJeffrey S. Deweerd
Laboratory Phone(517) 244-1000
Laboratory LocationMason Medical Group PC710 Temple Street, Mason, MI 48854
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

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

CORRINE ELIZABETH GARNER DO
Family Medicine
710 TEMPLE ST
MASON, MI 48854
Ingham County (517) 244-1000
ALISON ANN TALLMAN FNP-BC
Nurse Practitioner (Family)
710 TEMPLE ST
MASON, MI 48854
Ingham County (517) 244-1000
DR. JEFFREY SCOTT DEWEERD DO
Family Medicine
710 TEMPLE ST
MASON, MI 48854
Ingham County (517) 244-1000

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 Mason Medical Group PC's NPI number?

The NPI number for Mason Medical Group PC is 1457701799. It was assigned to this organization in the NPPES registry on June 17, 2016.

Where is Mason Medical Group PC located?

Mason Medical Group PC is located at 710 Temple St, Mason, MI 48854. The listed phone number is (517) 244-1000.

What is Mason Medical Group PC's specialty?

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

Does Mason Medical Group PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D2171168) is associated with this NPI, valid through August 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Mason Medical Group PC accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Mason Medical Group PC 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 Mason Medical Group PC was last updated on October 2, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.