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DR. STEPHEN J GEORGIOU MD
NPI 1851465256
Obstetrics & Gynecology in Los Banos, CA

Active since November 17, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0944393 · Microscopy
502 WASHINGTON AVE, LOS BANOS, CA 93635(209) 826-4771(206) 826-8565 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 5, 2026, Nov 17, 2017 (2 updates tracked since 2017).

About Dr. Stephen J Georgiou Md NPPES

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

DR. STEPHEN J GEORGIOU MD (NPI 1851465256) is an individual obstetrics & gynecology provider in Los Banos, California, licensed in California (OG816740) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through April 9, 2028, and maintains a secondary practice location in Los Banos.

NPPES Registry Identity

NPI1851465256
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. STEPHEN J GEORGIOUCredential: MD
Location Address502 WASHINGTON AVELos Banos, CA 93635-4649
Mailing Address502 Washington AveLos Banos, CA 93635-4649 · (209) 826-4771 · Fax (209) 826-8565
Phone(209) 826-4771
Fax(206) 826-8565
Sole ProprietorYes
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 1991
Enumeration DateNovember 17, 2006
Last NPPES UpdateMay 5, 20262 updates tracked since enumeration
NPPES CertifiedMay 5, 2026
✔ NPI 1851465256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in CA · OG816740✔ Licensed in CA · G81674
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.
502 WASHINGTON AVE, Los Banos, CA 93635
Open in Google Maps ↗

Secondary Practice Location 1

Location 1900 I StLos Banos, CA 93635-4313 · Phone (209) 752-7135

Other Identifiers 1

Medicaid00G816740CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Stephen J Georgiou Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8224192422
PECOS Enrollment IDI20090912000122
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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) 05D0944393

Stephen Georgiou MD · Los Banos, CA
Active · expires Apr 9, 2028
CLIA Number05D0944393
Laboratory TypePhysician Office
Certificate Effective DateApril 10, 2026
Certificate Expiration DateApril 9, 2028
Laboratory DirectorStephen Georgiau
Laboratory Phone(209) 826-4771
Laboratory LocationStephen Georgiou MD502 Washington Ave, Los Banos, CA 93635
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93635 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

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

DR. LIAUTAUD MORIN PROPHETE SR. D.O
Obstetrics & Gynecology
502 WASHINGTON AVE
LOS BANOS, CA 93635
Merced County (209) 826-4771
MRS. LALLIANA DEL CARMEN PROPHETE NURSE PRACTITIONER
Nurse Practitioner (Family)
502 WASHINGTON AVE
LOS BANOS, CA 93635
Merced County (209) 826-4771
PROPHETE MEDICAL CORPORATION
Obstetrics & Gynecology
502 WASHINGTON AVE
LOS BANOS, CA 93635
Merced County (209) 826-4771
DR. BENNY LEE WRIGHT D.O.
Obstetrics & Gynecology
502 WASHINGTON AVE
LOS BANOS, CA 93635
Merced County (209) 826-4771

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 Stephen Georgiou's NPI number?

The NPI number for Stephen Georgiou is 1851465256. It was assigned to this individual provider in the NPPES registry on November 17, 2006.

Where is Stephen Georgiou located?

Stephen Georgiou practices at 502 Washington Ave, Los Banos, CA 93635. The listed phone number is (209) 826-4771.

What is Stephen Georgiou's specialty?

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

Is Stephen Georgiou enrolled in Medicare?

Yes. Stephen Georgiou is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Does Stephen Georgiou hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 05D0944393) is associated with this NPI, valid through April 9, 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 Stephen Georgiou was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.