1. Home
  2. Directory
  3. California
  4. Sacramento
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ON-SITE MD S INC
NPI 1053933002
Internal Medicine in Sacramento, CA

Active since May 13, 2020CLIA 05D2188696 · Waiver
7600 HOSPITAL DR STE J, SACRAMENTO, CA 95823(916) 718-0002 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 8, 2026, Jul 23, 2020, May 13, 2020 (3 updates tracked since 2020).

About On-site Md S Inc NPPES

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

ON-SITE MD S INC (NPI 1053933002) is a healthcare organization registered as an internal medicine in Sacramento, California and active in the NPI registry since May 2020. The organization holds a CLIA Waiver certificate valid through July 20, 2028 and lists Gregory G Smith, Ceo, as its authorized official.

NPPES Registry Identity

NPI1053933002
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameON-SITE MD S INC
Location Address7600 HOSPITAL DR STE JSacramento, CA 95823-5406
Mailing Address7600 Hospital Dr Ste JSacramento, CA 95823-5406 · (916) 896-5156
Phone(916) 718-0002
Organization SubpartNo
Authorized OfficialGregory G SmithCeo · (916) 718-0002
Enumeration DateMay 13, 2020
Last NPPES UpdateSeptember 8, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 8, 2026
✔ NPI 1053933002 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.
7600 HOSPITAL DR STE J, Sacramento, CA 95823
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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 05D2188696

On-Site Md's Inc · Sacramento, CA
Active · expires Jul 20, 2028
CLIA Number05D2188696
Laboratory TypePhysician Office
Certificate Effective DateJuly 21, 2026
Certificate Expiration DateJuly 20, 2028
Laboratory DirectorGregory G. Smith
Laboratory Phone(916) 585-5119
Laboratory LocationOn-Site Md's Inc7600 Hospital Drive Suite J, Sacramento, CA 95823
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES

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

ALLIED MEDICAL & DIAGNOSTIC GROUP, INC.
Psychiatry & Neurology (Neurology)
7600 HOSPITAL DR STE J
SACRAMENTO, CA 95823
Sacramento County (916) 525-2021

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 On-Site MD S Inc's NPI number?

The NPI number for On-Site MD S Inc is 1053933002. It was assigned to this organization in the NPPES registry on May 13, 2020.

Where is On-Site MD S Inc located?

On-Site MD S Inc is located at 7600 Hospital Dr Ste J, Sacramento, CA 95823. The listed phone number is (916) 718-0002.

What is On-Site MD S Inc's specialty?

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

Does On-Site MD S Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2188696) is associated with this NPI, valid through July 20, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for On-Site MD S Inc was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.