1. Home
  2. Directory
  3. California
  4. Los Angeles
  5. Hospitalist
  6. NPI Profile

DR. JASON PHILLIP WILLIAMS M.D.
NPI 1598052953
Hospitalist in Los Angeles, CA

Active since July 06, 2011PECOS Enrolled
757 WESTWOOD PLZ, SUITE 7501, LOS ANGELES, CA 90095(310) 319-4908 Get Directions Write a Review

NPPES record last updated: May 29, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 29, 2026, Feb 21, 2017 (2 updates tracked since 2017).

About Dr. Jason Phillip Williams M.d. NPPES

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

DR. JASON PHILLIP WILLIAMS M.D. (NPI 1598052953) is an individual hospitalist provider in Los Angeles, California, licensed in Georgia (86490) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598052953
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. JASON PHILLIP WILLIAMSCredential: M.D.
Location Address757 WESTWOOD PLZ, SUITE 7501Los Angeles, CA 90095-8358
Mailing Address757 Westwood Plz, Suite 7501Los Angeles, CA 90095-8358 · (310) 319-4698
Phone(310) 319-4908
Sole ProprietorNo
Enumeration DateJuly 6, 2011
Last NPPES UpdateMay 29, 20262 updates tracked since enumeration
NPPES CertifiedMay 29, 2026
✔ NPI 1598052953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
Licenses✔ Licensed in GA · 86490✔ Licensed in CA · A123159
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
757 WESTWOOD PLZ, Los Angeles, CA 90095
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jason Phillip Williams 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90095 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 20

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

CATHERINE CHA MD
Anesthesiology
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 825-8041
DR. TIFFANY PRUGPICHAILERS PEDIGO M.D.
Pediatrics
757 WESTWOOD PLZ, B711 RRUMC
LOS ANGELES, CA 90095
Los Angeles County (310) 267-9129
SAMRAWIT ABRAHA
Anesthesiology
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 267-6629
KEN DEKITANI
Internal Medicine
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 267-7849
LAUREN M NESI
Urology
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7700
JACQUELINE LABINS MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 267-0903
JYODI DINESH MOHOLE MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 267-9132
JASON THAMES HUYNH MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ
LOS ANGELES, CA 90095
Los Angeles County (310) 825-7375

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 Jason Williams's NPI number?

The NPI number for Jason Williams is 1598052953. It was assigned to this individual provider in the NPPES registry on July 6, 2011.

Where is Jason Williams located?

Jason Williams practices at 757 Westwood Plz Suite 7501, Los Angeles, CA 90095. The listed phone number is (310) 319-4908.

What is Jason Williams's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Jason Williams enrolled in Medicare?

Yes. Jason Williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jason Williams was last updated on May 29, 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.