Doctor profile · Federal record

Dr. Jason Williams, RN CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Santa Clara, CA

  • NPI 1821154949
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 Kiely Blvd
Santa Clara, CA 950515329
(408) 236-5742
Mailing address
Po Box 3704
Carmel, CA 939213704

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
California #541396

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821154949. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
105
Distinct HCPCS
2
Medicare allowed
$13,373
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 86 82 $120
00140 Anesthesia for other procedure on eye 19 18 $162

In context: peer comparison

Among 6 peers in this city , average services per provider: 51. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Williams's medical specialty?
Dr. Jason Williams practices Certified Registered Nurse Anesthetist in Santa Clara, CA.
Where does Dr. Jason Williams practice?
Dr. Jason Williams practices at 900 Kiely Blvd, Santa Clara, CA 950515329. Office phone: 4082365742.
What is Dr. Jason Williams's NPI?
Dr. Jason Williams's National Provider Identifier (NPI) is 1821154949, issued by NPPES.
Does Dr. Jason Williams accept Medicare assignment?
Yes. Dr. Jason Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Williams commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140). Source: CMS Medicare Physician & Other Practitioners file.