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TRISTATE GYNECOLOGIC ONCOLOGY
NPI 1629181763
Obstetrics & Gynecology - Gynecologic Oncology in Cincinnati, OH

Active since August 15, 2006CLIA 36D2041319 · Microscopy
3219 CLIFTON AVE, SUITE 100, CINCINNATI, OH 45220(513) 862-1888(513) 862-3616 Get Directions Write a Review

NPPES record last updated: April 18, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Tristate Gynecologic Oncology NPPES

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

TRISTATE GYNECOLOGIC ONCOLOGY (NPI 1629181763) is a healthcare organization registered as a gynecologic oncology in Cincinnati, Ohio and active in the NPI registry since August 2006. The organization holds a CLIA Microscopy certificate valid through April 16, 2028 and lists Donna S Nienaber, Corporate Secretary/board Member, as its authorized official.

NPPES Registry Identity

NPI1629181763
Entity TypeOrganization
Primary Taxonomy207VX0201X
Legal Business NameTRIHEALTH PHYSICIAN INSTITUTE
Location Address3219 CLIFTON AVE, SUITE 100Cincinnati, OH 45220-3027
Mailing AddressPo Box 635063Cincinnati, OH 45263-5063 · (513) 569-5027 · Fax (513) 569-5199
Phone(513) 862-1888
Fax(513) 862-3616
Organization SubpartYes
Authorized OfficialDonna S NienaberCorporate Secretary/board Member · (513) 862-1400
Enumeration DateAugust 15, 2006
Last NPPES UpdateApril 18, 2013
✔ NPI 1629181763 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Gynecologic OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207VX0201X
Definition
An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.
3219 CLIFTON AVE, Cincinnati, OH 45220
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Other Names 1

Doing Business AsTristate Gynecologic Oncology

Other Identifiers 2

Medicare PIN9338123OH
Medicaid2473292OH

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 for Provider-Performed Microscopy Procedures (PPMP) 36D2041319

Trihealth G LLC Dba Steven Johnson, Dr · Cincinnati, OH
Active · expires Apr 16, 2028
CLIA Number36D2041319
Laboratory TypePhysician Office
Certificate Effective DateApril 17, 2026
Certificate Expiration DateApril 16, 2028
Laboratory DirectorSteven Johnson
Laboratory Phone(513) 862-1888
Laboratory LocationTrihealth G LLC Dba Steven Johnson, Dr3219 Clifton Avenue Suite 100, Cincinnati, OH 45220
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 20

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

HELEN K KOSELKA M.D.
Internal Medicine
3219 CLIFTON AVE, SUITE 100
CINCINNATI, OH 45220
Hamilton County (513) 528-5600
HELMUT F SCHELLHAS MD
Obstetrics & Gynecology (Gynecologic Oncology)
3219 CLIFTON AVE, SUITE 100
CINCINNATI, OH 45220
Hamilton County (513) 862-1888
FOR WOMEN INC
Obstetrics & Gynecology
3219 CLIFTON AVE, SUITE 125
CINCINNATI, OH 45220
Hamilton County (513) 563-2030
JACK B BASIL MD
Obstetrics & Gynecology (Gynecologic Oncology)
3219 CLIFTON AVE, SUITE 100
CINCINNATI, OH 45220
Hamilton County (513) 862-1888
DR. KENNETH J NEWMARK M.D.
Internal Medicine (Nephrology)
3219 CLIFTON AVE, #325
CINCINNATI, OH 45220
Hamilton County (513) 861-0800
DR. ROBERT K HUTCHINS MD
Ophthalmology
3219 CLIFTON AVE, SUITE 210
CINCINNATI, OH 45220
Hamilton County (513) 861-7575
DR. AMIR IZHAR M.D.
Internal Medicine (Nephrology)
3219 CLIFTON AVE, #325
CINCINNATI, OH 45220
Hamilton County (513) 861-0800
SAMARITAN OB GYN INC
Obstetrics & Gynecology
3219 CLIFTON AVE, SUITE 230
CINCINNATI, OH 45220
Hamilton County (513) 559-9411

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 Trihealth Physician Institute's NPI number?

The NPI number for Trihealth Physician Institute is 1629181763. It was assigned to this organization in the NPPES registry on August 15, 2006. The provider is doing business as Tristate Gynecologic Oncology.

Where is Trihealth Physician Institute located?

Trihealth Physician Institute is located at 3219 Clifton Ave Suite 100, Cincinnati, OH 45220. The listed phone number is (513) 862-1888.

What is Trihealth Physician Institute's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.

Does Trihealth Physician Institute hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 36D2041319) is associated with this NPI, valid through April 16, 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 Trihealth Physician Institute was last updated on April 18, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.