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CEDAR OB/GYN INC
NPI 1669432092
Obstetrics & Gynecology in Campbell, CA

Active since March 28, 2006CLIA 05D1015071 · Microscopy
200 W CAMPBELL AVE, CAMPBELL, CA 95008(408) 583-0522(408) 583-0527 Get Directions Write a Review

NPPES record last updated: March 17, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Cedar Ob/gyn Inc NPPES

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

CEDAR OB/GYN INC (NPI 1669432092) is a healthcare organization registered as an obstetrics & gynecology in Campbell, California and active in the NPI registry since March 2006. The organization holds a CLIA Microscopy certificate valid through July 22, 2027 and lists Mary Margaret Oneill, President, as its authorized official.

NPPES Registry Identity

NPI1669432092
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameMARY MARGARET O'NEILL MD INC
Location Address200 W CAMPBELL AVECampbell, CA 95008-1030
Mailing AddressPo Box 187Campbell, CA 95009-0187 · (408) 583-0522 · Fax (408) 583-0527
Phone(408) 583-0522
Fax(408) 583-0527
Organization SubpartNo
Authorized OfficialMary Margaret OneillPresident · (408) 583-0522
Enumeration DateMarch 28, 2006
Last NPPES UpdateMarch 17, 2020
NPPES CertifiedMarch 17, 2020
✔ NPI 1669432092 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · G069694
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
200 W CAMPBELL AVE, Campbell, CA 95008
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Other Names 1

Doing Business AsCedar Ob/gyn Inc

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 for Provider-Performed Microscopy Procedures (PPMP) 05D1015071

Mary Margaret O'neill MD Inc · Campbell, CA
Active · expires Jul 22, 2027
CLIA Number05D1015071
Laboratory TypePhysician Office
Certificate Effective DateJuly 23, 2025
Certificate Expiration DateJuly 22, 2027
Laboratory DirectorMary Margaret O'neill MD
Laboratory Phone(408) 583-0522
Laboratory LocationMary Margaret O'neill MD Inc200 W Campbell Ave, Campbell, CA 95008
CLIA data matches this NPI record on: Address Name 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 2

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

MS. MILAN GUPTA CHAVARKAR CNM, FNP
Nurse Practitioner (Family)
200 W CAMPBELL AVE
CAMPBELL, CA 95008
Santa Clara County (408) 337-2767
DR. MARY MARGARET ONEILL MD
Obstetrics & Gynecology
200 W CAMPBELL AVE
CAMPBELL, CA 95008
Santa Clara County (408) 583-0522

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 Mary Margaret O'neill MD Inc's NPI number?

The NPI number for Mary Margaret O'neill MD Inc is 1669432092. It was assigned to this organization in the NPPES registry on March 28, 2006. The provider is doing business as Cedar Ob/Gyn Inc.

Where is Mary Margaret O'neill MD Inc located?

Mary Margaret O'neill MD Inc is located at 200 W Campbell Ave, Campbell, CA 95008. The listed phone number is (408) 583-0522.

What is Mary Margaret O'neill MD Inc's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Does Mary Margaret O'neill MD Inc hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 05D1015071) is associated with this NPI, valid through July 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 Mary Margaret O'neill MD Inc was last updated on March 17, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.