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DR. OPHIR DAVID KLEIN M.D.,PH.D
NPI 1215121132
Medical Genetics - Clinical Genetics (M.D.) in West Hollywood, CA

Active since September 04, 2007PECOS Enrolled
8700 BEVERLY BLVD STE 4221, WEST HOLLYWOOD, CA 90048(310) 423-4463 Get Directions Write a Review

NPPES record last updated: October 6, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Ophir David Klein M.d.,ph.d NPPES

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

DR. OPHIR DAVID KLEIN M.D.,PH.D (NPI 1215121132) is an individual clinical genetics (m.d.) provider in West Hollywood, California, licensed in California (A82793) and active in the NPI registry since September 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1215121132
Entity TypeIndividualMale
Primary Taxonomy207SG0201X
Provider Legal NameDR. OPHIR DAVID KLEINCredential: M.D.,PH.D
Location Address8700 BEVERLY BLVD STE 4221West Hollywood, CA 90048-1804
Mailing Address4140 W 190th StTorrance, CA 90504-5513
Phone(310) 423-4463
Sole ProprietorNo
Enumeration DateSeptember 4, 2007
Last NPPES UpdateOctober 6, 2022
NPPES CertifiedOctober 6, 2022
✔ NPI 1215121132 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMedical Genetics · Clinical Genetics (M.D.)Allopathic & Osteopathic Physicians
Taxonomy Code207SG0201X
License✔ Licensed in CA · A82793
Definition
A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.
Also ListedPediatricsTaxonomy 208000000X · License A82793 (CA)
8700 BEVERLY BLVD STE 4221, West Hollywood, CA 90048
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Secondary Practice Location 1

Location 1513 Parnassus Ave, Room S747, Box 0442San Francisco, CA 94143-2205 · Phone (415) 476-2221 · Fax (415) 476-9513

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ophir David Klein M.d.,ph.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 Reassignments

4

Medicare enrollment records show Ophir Klein reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cedars-Sinai Medical Center
Same address
General Acute Care Hospital
8700 BEVERLY BLVD
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 1,001 clinicians in this Medicare group
NPI 1639172372 (323) 866-8600
Ucsf Pediatrics Associates
342 mi
Pediatrics
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 1,159 clinicians in this Medicare group
NPI 1376614016 (415) 353-2000
University Of California San Francisco
342 mi
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
342 mi
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808

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

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. MANOJ A BINIWALE M.D.
Pediatrics (Neonatal-Perinatal Medicine)
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4451
YOUNGEUN M PARK MD, MPH
Pediatrics (Neonatal-Perinatal Medicine)
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4451
DIPTI PADHYA
Pediatrics (Pediatric Critical Care Medicine)
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6310
ALEXANDRA R OLIVER MD
Pediatrics
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4780
SONAM TANNA SIDHU
Pediatrics (Pediatric Critical Care Medicine)
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6310
DR. MARC DAVID DADIOS M.D.
Pediatrics
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-5000
KINSA THI OO MD
Pediatrics
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4451
MICHELLE ALLEN-SHARPLEY M.D., PH.D.
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
8700 BEVERLY BLVD STE 4221
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-4441

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 Ophir Klein's NPI number?

The NPI number for Ophir Klein is 1215121132. It was assigned to this individual provider in the NPPES registry on September 4, 2007.

Where is Ophir Klein located?

Ophir Klein practices at 8700 Beverly Blvd Ste 4221, West Hollywood, CA 90048. The listed phone number is (310) 423-4463.

What is Ophir Klein's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

Is Ophir Klein enrolled in Medicare?

Yes. Ophir Klein is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ophir Klein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ophir Klein reassigns Medicare benefits to 4 organizations: Cedars-Sinai Medical Center (Los Angeles, CA), Ucsf Pediatrics Associates (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, 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 Ophir Klein'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 Ophir Klein was last updated on October 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.