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JERROLD DREYER, M.D., INC.
NPI 1922339175
Internal Medicine - Infectious Disease in Sherman Oaks, CA

Active since January 27, 2010
4849 VAN NUYS BLVD, SUITE 105, SHERMAN OAKS, CA 91403(818) 784-3615(818) 905-0130 Get Directions Write a Review

NPPES record last updated: February 24, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Jerrold Dreyer, M.d., Inc. NPPES

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

JERROLD DREYER, M.D., INC. (NPI 1922339175) is a healthcare organization registered as an infectious disease in Sherman Oaks, California and active in the NPI registry since January 2010. The organization lists Jerrold Dreyer, President, as its authorized official.

NPPES Registry Identity

NPI1922339175
Entity TypeOrganization
Primary Taxonomy207RI0200X
Legal Business NameJERROLD DREYER, M.D., INC.
Location Address4849 VAN NUYS BLVD, SUITE 105Sherman Oaks, CA 91403-2110
Mailing Address4849 Van Nuys Blvd, Suite 105Sherman Oaks, CA 91403-2110 · (818) 784-3615 · Fax (818) 905-0130
Phone(818) 784-3615
Fax(818) 905-0130
Organization SubpartNo
Authorized OfficialJerrold DreyerPresident · (818) 784-3615
Enumeration DateJanuary 27, 2010
Last NPPES UpdateFebruary 24, 2010
✔ NPI 1922339175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
4849 VAN NUYS BLVD, Sherman Oaks, CA 91403
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Other Identifiers 4

Medicare PINCT734ACA
Medicare UPINA44672CA
Medicare PING31161CA
Medicaid00G311610CA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Jerrold Dreyer, M.d., Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Jerrold Dreyer, M.D., Inc., which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Jerrold Dreyer, M.D.
Infectious Disease
NPI 1316962756
4849 VAN NUYS BLVD STE 105
Sherman Oaks, CA 91403
(818) 784-3615
✔ PECOS✔ Accepts MedicareSame address
Nigiar Ismail-Zade, N.P.
Nurse Practitioner
NPI 1467733360
4835 VAN NUYS BLVD STE 109
Sherman Oaks, CA 91403
(818) 784-3615
✔ PECOS✔ Accepts MedicareSame address
Layli Jamali, M.D.
Infectious Disease
NPI 1598059644
1199 BUSH ST STE 650
San Francisco, CA 94109
(415) 379-2980
✔ PECOS✔ Accepts Medicare335 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 Jerrold Dreyer, M.D., Inc.'s NPI number?

The NPI number for Jerrold Dreyer, M.D., Inc. is 1922339175. It was assigned to this organization in the NPPES registry on January 27, 2010.

Where is Jerrold Dreyer, M.D., Inc. located?

Jerrold Dreyer, M.D., Inc. is located at 4849 Van Nuys Blvd Suite 105, Sherman Oaks, CA 91403. The listed phone number is (818) 784-3615.

What is Jerrold Dreyer, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Jerrold Dreyer, M.D., Inc. enrolled in Medicare?

Yes. Jerrold Dreyer, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jerrold Dreyer, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Jerrold Dreyer, M.D., Inc., in Infectious Disease and Nurse Practitioner. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Jerrold Dreyer, M.D., Inc. was last updated on February 24, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.