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ARMEN ISAIANTS M.D.
NPI 1659336964
Internal Medicine in North Hollywood, CA

Active since April 19, 2006PECOS Enrolled
11633 VICTORY BLVD STE 100, NORTH HOLLYWOOD, CA 91606(888) 530-4415(833) 471-5322 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 12, 2026, Jul 17, 2026 (2 updates tracked since 2026).

About Armen Isaiants M.d. NPPES

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

ARMEN ISAIANTS M.D. (NPI 1659336964) is an individual internal medicine provider in North Hollywood, California, licensed in California (A061592) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659336964
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameARMEN ISAIANTSCredential: M.D.
Location Address11633 VICTORY BLVD STE 100North Hollywood, CA 91606-3513
Mailing Address11633 Victory Blvd Ste 100North Hollywood, CA 91606-3513 · (888) 530-4415 · Fax (833) 471-5322
Phone(888) 530-4415
Fax(833) 471-5322
Sole ProprietorNo
Enumeration DateApril 19, 2006
Last NPPES UpdateAugust 12, 20262 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1659336964 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A061592
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
11633 VICTORY BLVD STE 100, North Hollywood, CA 91606
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Armen Isaiants 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 Armen Isaiants reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Healthcare Partners Affiliates Medical Group
12 mi
Internal Medicine
1120 W WASHINGTON BLVD
Los Angeles, CA 90015
  • Reassigned Medicare billing, California enrollment
  • 2,052 clinicians in this Medicare group
NPI 1659312593 (213) 623-2225

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

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
72 services55 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
27 services27 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
25 services25 patients
Telephone medical discussion with physician, 5-10 minutes 99441
A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.
19 services14 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
15 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91606 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
$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 5

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

RAIZZA QUEEN BANIQUED ACODE FNP-BC, NP-C
Nurse Practitioner
11633 VICTORY BLVD STE 100
NORTH HOLLYWOOD, CA 91606
Los Angeles County (888) 530-4415
ARYEH ROSENBERG PA
Physician Assistant
11633 VICTORY BLVD STE 100
NORTH HOLLYWOOD, CA 91606
Los Angeles County (888) 530-4415
KELSEY LAWRENCE OTR/L
Occupational Therapist
11633 VICTORY BLVD STE 100
NORTH HOLLYWOOD, CA 91606
Los Angeles County (818) 835-2880
ANNA MARIE GONZALES ZAMORA
Nurse Practitioner
11633 VICTORY BLVD STE 100
NORTH HOLLYWOOD, CA 91606
Los Angeles County (888) 530-4415
SONIA GRAY NP
Nurse Practitioner (Family)
11633 VICTORY BLVD STE 100
NORTH HOLLYWOOD, CA 91606
Los Angeles County (818) 833-2880

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 Armen Isaiants's NPI number?

The NPI number for Armen Isaiants is 1659336964. It was assigned to this individual provider in the NPPES registry on April 19, 2006.

Where is Armen Isaiants located?

Armen Isaiants practices at 11633 Victory Blvd Ste 100, North Hollywood, CA 91606. The listed phone number is (888) 530-4415.

What is Armen Isaiants's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Armen Isaiants enrolled in Medicare?

Yes. Armen Isaiants is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Armen Isaiants's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Armen Isaiants reassigns Medicare benefits to Healthcare Partners Affiliates Medical Group (Los Angeles, 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 Armen Isaiants'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 Armen Isaiants was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.