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RIAD R. HAJJAR MD PC
NPI 1164620753
Internal Medicine in Port Huron, MI

Active since July 05, 2007CLIA 23D1053649 · Waiver
1201 STONE ST, STE 5, PORT HURON, MI 48060(810) 966-9556(810) 966-4898 Get Directions Write a Review

NPPES record last updated: December 17, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Riad R. Hajjar Md Pc NPPES

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

RIAD R. HAJJAR MD PC (NPI 1164620753) is a healthcare organization registered as an internal medicine in Port Huron, Michigan and active in the NPI registry since July 2007. The organization holds a CLIA Waiver certificate valid through September 22, 2027 and lists Carol Klann, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1164620753
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameRIAD R. HAJJAR MD PC
Location Address1201 STONE ST, STE 5Port Huron, MI 48060-3563
Mailing Address1201 Stone St, Ste 5Port Huron, MI 48060-3563 · (810) 966-9556 · Fax (810) 966-4898
Phone(810) 966-9556
Fax(810) 966-4898
Organization SubpartNo
Authorized OfficialCarol KlannOffice Manager · (810) 966-9556
Enumeration DateJuly 5, 2007
Last NPPES UpdateDecember 17, 2009
✔ NPI 1164620753 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · RH066725
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.
1201 STONE ST, Port Huron, MI 48060
Open in Google Maps ↗

Other Identifiers 6

Medicare UPING59776MI
Other207R00000XMI · Taxonomy Code
OtherD5959Palmetto Gba-railroad Med
Medicaid4263408MI
Medicare PIN0P21830MI
Medicare ID-Type Unspecified0P21830Medicare Group Number

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 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 23D1053649

Riad R Hajjar MD, PC · Port Huron, MI
Active · expires Sep 22, 2027
CLIA Number23D1053649
Laboratory TypePhysician Office
Certificate Effective DateSeptember 23, 2025
Certificate Expiration DateSeptember 22, 2027
Laboratory DirectorRiad R. Hajjar
Laboratory Phone(810) 966-9556
Laboratory LocationRiad R Hajjar MD, PC1201 Stone Street Suite 5, Port Huron, MI 48060
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 14

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

MS. SALWA WADUD CHOUDHURY PA-C
Physician Assistant (Medical)
1201 STONE ST, SUITE #3
PORT HURON, MI 48060
St. Clair County (810) 985-5000
MRS. ELIZABETH MAY HELMREICH ANP-BC
Nurse Practitioner (Adult Health)
1201 STONE ST, SUITE 5
PORT HURON, MI 48060
St. Clair County (810) 966-9556
JASON GO
Acupuncturist
1201 STONE ST, SUITE 3
PORT HURON, MI 48060
St. Clair County (312) 622-3659
DIANE MARIE SCHUNK ACNP
Nurse Practitioner (Acute Care)
1201 STONE ST, STE 8
PORT HURON, MI 48060
St. Clair County (810) 989-0000
THANAA AL-HAMAD MD
Internal Medicine (Gastroenterology)
1201 STONE ST, SUITE 3
PORT HURON, MI 48060
St. Clair County (810) 982-8742
RONALDO S BALBOA M.D.
Internal Medicine
1201 STONE ST, STE. 5
PORT HURON, MI 48060
St. Clair County (810) 966-9556
ERIN DIMAMBRO PA-C
Physician Assistant
1201 STONE ST, STE 5
PORT HURON, MI 48060
St. Clair County (810) 966-9556
RIAD ROBERT HAJJAR M.D.
Internal Medicine
1201 STONE ST, STE. 5
PORT HURON, MI 48060
St. Clair County (810) 966-9556

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 Riad R. Hajjar MD PC's NPI number?

The NPI number for Riad R. Hajjar MD PC is 1164620753. It was assigned to this organization in the NPPES registry on July 5, 2007.

Where is Riad R. Hajjar MD PC located?

Riad R. Hajjar MD PC is located at 1201 Stone St Ste 5, Port Huron, MI 48060. The listed phone number is (810) 966-9556.

What is Riad R. Hajjar MD PC's specialty?

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

Does Riad R. Hajjar MD PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D1053649) is associated with this NPI, valid through September 22, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Riad R. Hajjar MD PC accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Riad R. Hajjar MD 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 Riad R. Hajjar MD PC was last updated on December 17, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.