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HAYNER INTERNAL MEDICINE ASSOCIATES, PLLC
NPI 1013580836
Internal Medicine in Howell, MI

Active since July 20, 2021CLIA 23D2288236 · Waiver
1221 BYRON RD STE 2AND3, HOWELL, MI 48843(517) 273-9090(517) 518-8629 Get Directions Write a Review

NPPES record last updated: April 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 30, 2026, Jul 20, 2021 (2 updates tracked since 2021).

About Hayner Internal Medicine Associates, Pllc NPPES

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

HAYNER INTERNAL MEDICINE ASSOCIATES, PLLC (NPI 1013580836) is a healthcare organization registered as an internal medicine in Howell, Michigan and active in the NPI registry since July 2021. The organization holds a CLIA Waiver certificate valid through August 22, 2027 and lists Denise Kozlowski, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1013580836
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameHAYNER INTERNAL MEDICINE ASSOCIATES, PLLC
Location Address1221 BYRON RD STE 2AND3Howell, MI 48843-1069
Mailing AddressPo Box 709Pinckney, MI 48169-0709 · (517) 273-9090 · Fax (517) 518-8629
Phone(517) 273-9090
Fax(517) 518-8629
Organization SubpartNo
Authorized OfficialDenise KozlowskiPractice Manager · (517) 273-9090
Enumeration DateJuly 20, 2021
Last NPPES UpdateApril 30, 20262 updates tracked since enumeration
NPPES CertifiedApril 30, 2026
✔ NPI 1013580836 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.
1221 BYRON RD STE 2AND3, Howell, MI 48843
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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

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 23D2288236

Hayner Internal Medicine Assoicates · Howell, MI
Active · expires Aug 22, 2027
CLIA Number23D2288236
Laboratory TypePhysician Office
Certificate Effective DateAugust 23, 2025
Certificate Expiration DateAugust 22, 2027
Laboratory DirectorJames B. Hayner
Laboratory Phone(517) 273-9090
Laboratory LocationHayner Internal Medicine Assoicates1225 W Grand River Avenue Suite 200, Howell, MI 48843
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Hayner Internal Medicine Associates, PLLC's NPI number?

The NPI number for Hayner Internal Medicine Associates, PLLC is 1013580836. It was assigned to this organization in the NPPES registry on July 20, 2021.

Where is Hayner Internal Medicine Associates, PLLC located?

Hayner Internal Medicine Associates, PLLC is located at 1221 Byron Rd Ste 2and3, Howell, MI 48843. The listed phone number is (517) 273-9090.

What is Hayner Internal Medicine Associates, PLLC's specialty?

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

Does Hayner Internal Medicine Associates, PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D2288236) is associated with this NPI, valid through August 22, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Hayner Internal Medicine Associates, PLLC was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.