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CYTODIAGNOSTICS
NPI 1396739074
Pathology - Anatomic Pathology & Clinical Pathology in Hollister, CA

Active since September 08, 2005
911 SUNSET DR, HOLLISTER, CA 95023(831) 637-5711 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 2, 2026, Aug 22, 2019, Jul 31, 2019 (3 updates tracked since 2019).

About Cytodiagnostics NPPES

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

CYTODIAGNOSTICS (NPI 1396739074) is a healthcare organization registered as an anatomic pathology & clinical pathology in Hollister, California and active in the NPI registry since September 2005. The organization maintains a secondary practice location in Gilroy and lists Michael Mcginnis, President, as its authorized official.

NPPES Registry Identity

NPI1396739074
Entity TypeOrganization
Primary Taxonomy207ZP0102X
Legal Business NameCYTODIAGNOSTICS
Location Address911 SUNSET DRHollister, CA 95023-5606
Mailing Address5700 Southwyck BlvdToledo, OH 43614-1509 · (800) 288-8325 · Fax (419) 866-5453
Phone(831) 637-5711
Organization SubpartNo
Authorized OfficialMichael McginnisPresident · (408) 848-8631
Enumeration DateSeptember 8, 2005
Last NPPES UpdateJune 2, 20263 updates tracked since enumeration
NPPES CertifiedJune 2, 2026
✔ NPI 1396739074 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
911 SUNSET DR, Hollister, CA 95023
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Secondary Practice Location 1

Location 19400 N Name UnoGilroy, CA 95020-3528 · Phone (408) 848-8631

Other Identifiers 1

Medicaid00G303490CA

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cytodiagnostics is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Cytodiagnostics, which bills Medicare for the services this clinician delivers.

Clinician (1)

Michael Mcginnis, M.D.
Pathology
NPI 1801841358
911 SUNSET DR
Hollister, CA 95023
(831) 637-5711
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Cytodiagnostics's NPI number?

The NPI number for Cytodiagnostics is 1396739074. It was assigned to this organization in the NPPES registry on September 8, 2005.

Where is Cytodiagnostics located?

Cytodiagnostics is located at 911 Sunset Dr, Hollister, CA 95023. The listed phone number is (831) 637-5711.

What is Cytodiagnostics's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Cytodiagnostics enrolled in Medicare?

Yes. Cytodiagnostics is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Cytodiagnostics?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pathology) reassigns their Medicare billing to Cytodiagnostics. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Cytodiagnostics was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.