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RICHY AGAJANIAN M.D.
NPI 1922116664
Internal Medicine - Hematology & Oncology in Downey, CA

Active since August 25, 2006PECOS Enrolled
11480 BROOKSHIRE AVE, STE 309, DOWNEY, CA 90241(562) 869-1201(562) 869-1281 Get Directions Write a Review

NPPES record last updated: August 19, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 19, 2019, Feb 26, 2019, Apr 27, 2018 and 1 more (4 updates tracked since 2016).

About Richy Agajanian M.d. NPPES

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

RICHY AGAJANIAN M.D. (NPI 1922116664) is an individual hematology & oncology provider in Downey, California, licensed in California (A70830) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1922116664
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameRICHY AGAJANIANCredential: M.D.
Location Address11480 BROOKSHIRE AVE, STE 309Downey, CA 90241-5018
Mailing Address18000 Studebaker Rd Ste 800Cerritos, CA 90703-2679 · (562) 735-3226 · Fax (562) 869-1281
Phone(562) 869-1201
Fax(562) 869-1281
Sole ProprietorYes
Enumeration DateAugust 25, 2006
Last NPPES UpdateAugust 19, 20194 updates tracked since enumeration
✔ NPI 1922116664 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Licenses✔ Licensed in CA · A70830✔ Licensed in NV · 18467✔ Licensed in AZ · 45450
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedDurable Medical Equipment & Medical SuppliesTaxonomy 332B00000X · License 6498490001 (CA)
11480 BROOKSHIRE AVE, Downey, CA 90241
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12911 N Tenaya Way Ste 210Las Vegas, NV 89128-0464 · Phone (702) 342-1244
Location 21701 W Saint Marys Rd Ste 100Tucson, AZ 85745-2621 · Phone (520) 276-2270 · Fax (520) 585-5827

Other Identifiers 1

Medicaid00A708300CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc., Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Richy Agajanian M.d. 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 Richy Agajanian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Starling Oncology Ca, A Professional Corporation
0.1 mi
Hematology & Oncology
11525 BROOKSHIRE AVE STE 202
Downey, CA 90241
  • Reassigned Medicare billing, California, Nevada and Arizona enrollments
  • Medicare enrollment name: The Oncology Institute Ca, A Professional Corporation
  • Also billed through NPI 1225514508 (Nevada), NPI 1689196719 (Arizona)
  • 110 clinicians in this Medicare group
NPI 1275651515 (562) 869-1201

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 90241 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

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.

DR. VINOD D PATEL M.D.
Internal Medicine
11480 BROOKSHIRE AVE, SUITE #204
DOWNEY, CA 90241
Los Angeles County (562) 862-2775
FRISCHER MEDICAL GROUP
Internal Medicine (Gastroenterology)
11480 BROOKSHIRE AVE, 200
DOWNEY, CA 90241
Los Angeles County (562) 806-0874
THE ONCOLOGY INSTITUTE OF HOPE AND INNOVATION
Internal Medicine (Hematology & Oncology)
11480 BROOKSHIRE AVE, SUITE 309
DOWNEY, CA 90241
Los Angeles County (562) 869-1201
DR. MICHAEL SHAOYI FANG M.D.
Internal Medicine (Nephrology)
11480 BROOKSHIRE AVE, STE 302
DOWNEY, CA 90241
Los Angeles County (626) 337-2265
LAUREN RAE GILLAN PA-C
Physician Assistant
11480 BROOKSHIRE AVE, SUITE 309
DOWNEY, CA 90241
Los Angeles County (562) 869-1201
NEIL E KLEIN MD A MEDICAL CORPORATION
Surgery (Plastic and Reconstructive Surgery)
11480 BROOKSHIRE AVE, SUITE 306
DOWNEY, CA 90241
Los Angeles County (562) 861-8246
JANESSA JAMES CREADO NP
Nurse Practitioner (Family)
11480 BROOKSHIRE AVE, SUITE 308
DOWNEY, CA 90241
Los Angeles County (562) 862-3656
RITA ROY M.D.
Pediatrics
11480 BROOKSHIRE AVE, SUITE 105
DOWNEY, CA 90241
Los Angeles County (562) 622-1100

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 Richy Agajanian's NPI number?

The NPI number for Richy Agajanian is 1922116664. It was assigned to this individual provider in the NPPES registry on August 25, 2006.

Where is Richy Agajanian located?

Richy Agajanian practices at 11480 Brookshire Ave Ste 309, Downey, CA 90241. The listed phone number is (562) 869-1201.

What is Richy Agajanian's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Richy Agajanian enrolled in Medicare?

Yes. Richy Agajanian is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Richy Agajanian's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Richy Agajanian reassigns Medicare benefits to Starling Oncology Ca, A Professional Corporation (Downey, 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 Richy Agajanian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Richy Agajanian accept?

Health plans from Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc. and Molina Healthcare list Richy Agajanian as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Richy Agajanian was last updated on August 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.