HEALTH LYNC MEDICAL GROUP, INC.
NPI 1538908967
Internal Medicine - Geriatric Medicine in Sherman Oaks, CA

Q: What is Health Lync Medical Group, Inc.'s NPI number?

The NPI number for Health Lync Medical Group, Inc. is 1538908967. It was assigned to this organization in the NPPES registry on May 24, 2024.

Q: What is Health Lync Medical Group, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Active since May 24, 2024

4955 VAN NUYS BLVD STE 308, SHERMAN OAKS, CA 91403(818) 387-6114(818) 698-0481 Get Directions Write a Review

NPPES record last updated: May 29, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Health Lync Medical Group, Inc. NPPES

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

HEALTH LYNC MEDICAL GROUP, INC. (NPI 1538908967) is a healthcare organization registered as a geriatric medicine in Sherman Oaks, California and active in the NPI registry since May 2024. The organization lists Edmond Derderian, Ceo, as its authorized official.

NPPES Registry Identity

NPI1538908967

Entity TypeOrganization

Primary Taxonomy207RG0300X

Legal Business NameHEALTH LYNC MEDICAL GROUP, INC.

Location Address4955 VAN NUYS BLVD STE 308Sherman Oaks, CA 91403-1811

Mailing Address4955 Van Nuys Blvd Ste 308Sherman Oaks, CA 91403-1811 · (818) 387-6114 · Fax (818) 698-0481

Phone(818) 387-6114

Fax(818) 698-0481

Organization SubpartNo

Authorized OfficialEdmond DerderianCeo · (646) 552-1547

Enumeration DateMay 24, 2024

Last NPPES UpdateMay 29, 2024

NPPES CertifiedMay 29, 2024

✔ NPI 1538908967 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

Definition

An internist who has 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.

4955 VAN NUYS BLVD STE 308, Sherman Oaks, CA 91403

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Health Lync Medical Group, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 11 clinicians reassign Medicare billing to Health Lync Medical Group, Inc., which bills Medicare for the services they deliver. Of these, 4 practice at this address and 6 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Nurse Practitioner7

Internal Medicine3

Family Practice1

Clinicians, nearest first (11)

Diana Akhverdyan, AGNP

Nurse Practitioner

NPI 1669178661

4955 VAN NUYS BLVD STE 308
Van Nuys, CA 91403

(818) 259-7070

✔ PECOS✔ Accepts MedicareSame address

Oleg Liakhovetski, M.D.

Internal Medicine

NPI 1154584316

4940 VAN NUYS BLVD STE 200
Sherman Oaks, CA 91403

(818) 528-1260

✔ PECOS✔ Accepts MedicareSame address

Edmond Derderian, M.D.

Internal Medicine

NPI 1114258944

4955 VAN NUYS BLVD STE 308
Sherman Oaks, CA 91403

(818) 528-1044

✔ PECOS✔ Accepts MedicareSame address

Keino Rutherford, MD

Internal Medicine

NPI 1497807853

4955 VAN NUYS BLVD STE 308
Sherman Oaks, CA 91403

✔ PECOS✔ Accepts MedicareSame address

Harman Singh, FNP

Nurse Practitioner

NPI 1821768839

2121 WILSHIRE BLVD STE 303
Santa Monica, CA 90403

(888) 777-1945

✔ PECOS9.0 mi

James Conrad Contreras

Nurse Practitioner

NPI 1033586870

4619 ROSEWOOD AVE APT 106
Los Angeles, CA 90004

(646) 675-1650

✔ PECOS✔ Accepts Medicare10.0 mi

James Simmons, AGACNP

Nurse Practitioner

NPI 1093111387

419 ROADS END ST
Glendale, CA 91205

(312) 434-4515

✔ PECOS✔ Accepts Medicare12 mi

Cheryl Catalan

Nurse Practitioner

NPI 1275089641

4121 VIA MARINA APT 106
Marina Del Rey, CA 90292

(347) 703-3662

✔ PECOS✔ Accepts Medicare12 mi

Jason Wiguna, DO

Family Practice

NPI 1346731767

12601 GARDEN GROVE BLVD
Garden Grove, CA 92843

(714) 537-5160

✔ PECOS✔ Accepts Medicare41 mi

Candy Grace De Guzman

Nurse Practitioner

NPI 1548924012

12681 HASTER ST
Garden Grove, CA 92840

(714) 971-2153

✔ PECOS✔ Accepts Medicare41 mi

Desirae Mutuc, FNP-C

Nurse Practitioner

NPI 1215393384

23141 VERDUGO DR STE 201
Laguna Hills, CA 92653

(949) 215-5055

✔ PECOS✔ Accepts Medicare55 mi

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

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 Health Lync Medical Group, Inc.'s NPI number?

The NPI number for Health Lync Medical Group, Inc. is 1538908967. It was assigned to this organization in the NPPES registry on May 24, 2024.

Where is Health Lync Medical Group, Inc. located?

Health Lync Medical Group, Inc. is located at 4955 Van Nuys Blvd Ste 308, Sherman Oaks, CA 91403. The listed phone number is (818) 387-6114.

What is Health Lync Medical Group, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Health Lync Medical Group, Inc. enrolled in Medicare?

Yes. Health Lync Medical Group, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Health Lync Medical Group, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to Health Lync Medical Group, Inc.. A 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 the clinician's services. The largest specialties are Nurse Practitioner (7), Internal Medicine (3) and Family Practice (1). Of these, 4 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Health Lync Medical Group, Inc. was last updated on May 29, 2024. 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.