1. Home
  2. Directory
  3. California
  4. Pasadena
  5. Obstetrics Gynecology
  6. NPI Profile

JOSEPH G. OUZOUNIAN MD
NPI 1265503148
Obstetrics & Gynecology - Maternal & Fetal Medicine in Pasadena, CA

Active since November 13, 2006PECOS Enrolled
39 CONGRESS ST, SUITE 301, PASADENA, CA 91105(626) 796-2700(626) 796-2701 Get Directions Write a Review

NPPES record last updated: November 27, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 17, 2020, Aug 3, 2018 (2 updates tracked since 2018).

About Joseph G. Ouzounian Md NPPES

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

JOSEPH G. OUZOUNIAN MD (NPI 1265503148) is an individual maternal & fetal medicine provider in Pasadena, California, licensed in California (G71815) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265503148
Entity TypeIndividualMale
Primary Taxonomy207VM0101X
Provider Legal NameJOSEPH G. OUZOUNIANCredential: MD
Location Address39 CONGRESS ST, SUITE 301Pasadena, CA 91105
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (626) 796-2700
Phone(626) 796-2700
Fax(626) 796-2701
Sole ProprietorNo
Enumeration DateNovember 13, 2006
Last NPPES UpdateNovember 27, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2020
✔ NPI 1265503148 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in CA · G71815
Definition
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License G71815 (CA)
39 CONGRESS ST, Pasadena, CA 91105
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joseph G. Ouzounian Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91105 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 19

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

POLITO PHYSICAL THERAPY, INC.
Physical Therapist (Orthopedic)
39 CONGRESS ST, SUITE 303
PASADENA, CA 91105
Los Angeles County (626) 449-5005
MRS. MARGARET LESTER RNP
Nurse Practitioner
39 CONGRESS ST, SUITE 301
PASADENA, CA 91105
Los Angeles County (626) 486-0181
DR. GEORGE F WILLIAMS M.D.
Surgery
39 CONGRESS ST, #300
PASADENA, CA 91105
Los Angeles County (626) 577-8620
LORINN MARIE PARCHMAN PT
Physical Therapist
39 CONGRESS ST, SUITE 303
PASADENA, CA 91105
Los Angeles County (626) 449-5005
HUNTINGTON PULMONARY MEDICAL GROUP
Internal Medicine (Pulmonary Disease)
39 CONGRESS ST, SUITE 201
PASADENA, CA 91105
Los Angeles County (626) 486-0181
PAUL K GILBERT MD APC
Durable Medical Equipment & Medical Supplies
39 CONGRESS ST, SUITE 301
PASADENA, CA 91105
Los Angeles County (626) 486-0187
PAUL K GILBERT MD APC
Clinic/Center (Health Service)
39 CONGRESS ST, SUITE 201
PASADENA, CA 91105
Los Angeles County (626) 486-0187
JEFFREY HUNTER DENHAM M.D.
Internal Medicine
39 CONGRESS ST, SUITE 201B
PASADENA, CA 91105
Los Angeles County (626) 793-6113

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 Joseph Ouzounian's NPI number?

The NPI number for Joseph Ouzounian is 1265503148. It was assigned to this individual provider in the NPPES registry on November 13, 2006.

Where is Joseph Ouzounian located?

Joseph Ouzounian practices at 39 Congress St Suite 301, Pasadena, CA 91105. The listed phone number is (626) 796-2700.

What is Joseph Ouzounian's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Joseph Ouzounian enrolled in Medicare?

Yes. Joseph Ouzounian is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Joseph Ouzounian was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.