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DR. JERROLD S. DREYER M.D.
NPI 1316962756
Internal Medicine - Infectious Disease in Sherman Oaks, CA

Active since July 13, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0559202 · Waiver
61.77/100
CMS Quality Rating
4849 VAN NUYS BLVD STE 105, SHERMAN OAKS, CA 91403(818) 784-3615(818) 905-0130 Get Directions Write a Review

NPPES record last updated: September 9, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Jerrold S. Dreyer M.d. NPPES

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

DR. JERROLD S. DREYER M.D. (NPI 1316962756) is an individual infectious disease provider in Sherman Oaks, California, licensed in California (G31161) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through December 22, 2027, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1971).

NPPES Registry Identity

NPI1316962756
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. JERROLD S. DREYERCredential: M.D.
Location Address4849 VAN NUYS BLVD STE 105Sherman Oaks, CA 91403-2121
Mailing Address4835 Van Nuys Blvd Ste 109Sherman Oaks, CA 91403-2134 · (818) 784-3615 · Fax (818) 905-0130
Phone(818) 784-3615
Fax(818) 905-0130
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 1971
Enumeration DateJuly 13, 2006
Last NPPES UpdateSeptember 9, 2015
✔ NPI 1316962756 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CA · G31161
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 STE 105, Sherman Oaks, CA 91403
Open in Google Maps ↗

Other Identifiers 2

Medicaid00G311610CA
Medicare UPINA44672CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jerrold S. Dreyer M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214071794
PECOS Enrollment IDI20100222000556
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 Reassignments

2

Medicare enrollment records show Jerrold Dreyer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Jerrold Dreyer, M.D., Inc.
Same address
Infectious Disease
4849 VAN NUYS BLVD, SUITE 105
Sherman Oaks, CA 91403
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Jerrold Dreyer MD Inc
  • 3 clinicians in this Medicare group
NPI 1922339175 (818) 784-3615
Lanny David Hajdu, M.D. A Medical Corporation
7.8 mi
Internal Medicine
8383 WILSHIRE BLVD, STE 889
Beverly Hills, CA 90211
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1831913292 (323) 456-8600

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0559202

Jerrold S Dreyer MD · Sherman Oaks, CA
Active · expires Dec 22, 2027
CLIA Number05D0559202
Laboratory TypePhysician Office
Certificate Effective DateDecember 23, 2025
Certificate Expiration DateDecember 22, 2027
Laboratory DirectorJerrold S. Dreyer
Laboratory Phone(818) 784-3615
Laboratory LocationJerrold S Dreyer MD4835 Van Nuys Blvd Ste 109, Sherman Oaks, CA 91403
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
3,714 services493 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
3,318 services106 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
1,404 services458 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
648 services519 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.
31 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91403 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

61.77/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality82.04
Improvement Activities0
Cost63.17

Other Providers at the Same Location NPPES 2

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

CLAUDIA YOUNANY OD
Optometrist
4849 VAN NUYS BLVD STE 105
SHERMAN OAKS, CA 91403
Los Angeles County (818) 783-8750
APIKIAN OPTOMETRY PC
Optometrist
4849 VAN NUYS BLVD STE 105
SHERMAN OAKS, CA 91403
Los Angeles County (818) 783-8750

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's NPI number?

The NPI number for Jerrold Dreyer is 1316962756. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Jerrold Dreyer located?

Jerrold Dreyer practices at 4849 Van Nuys Blvd Ste 105, Sherman Oaks, CA 91403. The listed phone number is (818) 784-3615.

What is Jerrold Dreyer's specialty?

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

Is Jerrold Dreyer enrolled in Medicare?

Yes. Jerrold Dreyer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Jerrold Dreyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jerrold Dreyer reassigns Medicare benefits to 2 organizations: Jerrold Dreyer, M.D., Inc. (Sherman Oaks, CA) and Lanny David Hajdu, M.D. A Medical Corporation (Beverly Hills, CA). Each 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 Jerrold Dreyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Jerrold Dreyer hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0559202) is associated with this NPI, valid through December 22, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Jerrold Dreyer was last updated on September 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.