AMIR HOSSEIN KOLAHDOUZ ISFAHANI MD
NPI 1720136518
Ophthalmology in San Diego, CA

Q: What is Amir Kolahdouz Isfahani's NPI number?

The NPI number for Amir Kolahdouz Isfahani is 1720136518. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Q: What is Amir Kolahdouz Isfahani's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

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: December 1, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Amir Hossein Kolahdouz Isfahani Md NPPES

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

AMIR HOSSEIN KOLAHDOUZ ISFAHANI MD (NPI 1720136518) is an individual ophthalmology provider in San Diego, California, licensed in California (G78449) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720136518

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameAMIR HOSSEIN KOLAHDOUZ ISFAHANICredential: 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 UpdateDecember 1, 2021

✔ NPI 1720136518 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · G78449

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

4647 ZION AVE, San Diego, CA 92120

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Amir Hossein Kolahdouz Isfahani 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.

Medicare Billing Reassignment

Medicare enrollment records show Amir Kolahdouz Isfahani reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group

Same address

Health Maintenance Organization

4647 ZION AVE
San Diego, CA 92120

Reassigned Medicare billing, California enrollment
13,921 clinicians in this Medicare group

NPI 1225060742 (619) 528-5000

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

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

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

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 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 Amir Kolahdouz Isfahani's NPI number?

The NPI number for Amir Kolahdouz Isfahani is 1720136518. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Amir Kolahdouz Isfahani located?

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

What is Amir Kolahdouz Isfahani's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Amir Kolahdouz Isfahani enrolled in Medicare?

Yes. Amir Kolahdouz Isfahani is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Amir Kolahdouz Isfahani's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amir Kolahdouz Isfahani reassigns Medicare benefits to Southern California Permanente Medical Group (San Diego, CA). The 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 Amir Kolahdouz Isfahani's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Amir Kolahdouz Isfahani was last updated on December 1, 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.