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GARY J BIRNBAUM MD
NPI 1912055807
Family Medicine - Geriatric Medicine in San Diego, CA

Active since January 08, 2007PECOS Enrolled
4647 ZION AVE, SAN DIEGO, CA 92120(619) 528-5000 Get Directions Write a Review

NPPES record last updated: November 22, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gary J Birnbaum Md NPPES

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

GARY J BIRNBAUM MD (NPI 1912055807) is an individual geriatric medicine provider in San Diego, California, licensed in California (G46249) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1912055807
Entity TypeIndividualMale
Primary Taxonomy207QG0300X
Provider Legal NameGARY J BIRNBAUMCredential: MD
Location Address4647 ZION AVESan Diego, CA 92120-2507
Mailing Address4647 Zion AveSan Diego, CA 92120-2507 · (619) 528-5000
Phone(619) 528-5000
Sole ProprietorNo
Enumeration DateJanuary 8, 2007
Last NPPES UpdateNovember 22, 2021
✔ NPI 1912055807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QG0300X
License✔ Licensed in CA · G46249
Definition
A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.
4647 ZION AVE, San Diego, CA 92120
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary J Birnbaum 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 92120 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Ostomy skin barrier, powder, per oz A4371
DME-Orthotic Devices · category DF010N
1 supplier13 claims13 services$2.94 avg. paid by Medicare
Ostomy pouch, urinary; for use on barrier with non-locking flange, with faucet-type tap with valve (2 piece), each A4432
DME-Orthotic Devices · category DF010N
1 supplier13 claims195 services$3.20 avg. paid by Medicare
Skin barrier, wipes or swabs, each A5120
DME-Orthotic Devices · category DF010N
1 supplier13 claims325 services$0.21 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

ANN MARIE PENA MD
Obstetrics & Gynecology
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DR. SHWETA WARNER M.D.
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 221-6258
DR. MATTHEW JAMES ROOSEVELT M.D.
Internal Medicine
4647 ZION AVE, DEPARTMENT OF HOSPITAL MEDICINE
SAN DIEGO, CA 92120
San Diego County (619) 952-5091
RICHARD FUNG
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (626) 278-2749
ARDIS L TASCHNER CRNA
Nurse Anesthetist, Certified Registered
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
JEANNE HAGER DONAHUE LCSW
Social Worker (Clinical)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5323
DAVID M. LEVINE MD
Internal Medicine (Pulmonary Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DALE K. LIEU MD
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000

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 Gary Birnbaum's NPI number?

The NPI number for Gary Birnbaum is 1912055807. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Gary Birnbaum located?

Gary Birnbaum practices at 4647 Zion Ave, San Diego, CA 92120. The listed phone number is (619) 528-5000.

What is Gary Birnbaum's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.

Is Gary Birnbaum enrolled in Medicare?

Yes. Gary Birnbaum is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gary Birnbaum was last updated on November 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.