Doctor profile · Federal record
Dr. Lancelot Williams, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Whittier, CA
- NPI 1053372763
- Accepts Medicare
- MIPS 67.3 / 100 · 2023
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
12401 Washington Blvd
Whittier, CA 906021006
(562) 698-0811 - Mailing address
-
Po Box 3129
Torrance, CA 905103129
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- August 21, 2014
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #A46503
- Medicaid
- CA #00A465030
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053372763. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
76
Distinct HCPCS
3
Medicare allowed
$10,254
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 33 | 32 | $139 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 32 | 32 | $125 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 11 | 11 | $154 |
In context: peer comparison
Among 3 peers in Whittier Anesthesiology Physician, average services per provider: 21. This provider delivers 3.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Lancelot Williams's medical specialty?
Dr. Lancelot Williams practices Anesthesiology Physician in Whittier, CA.
Where does Dr. Lancelot Williams practice?
Dr. Lancelot Williams practices at 12401 Washington Blvd, Whittier, CA 906021006. Office phone: 5626980811.
What is Dr. Lancelot Williams's NPI?
Dr. Lancelot Williams's National Provider Identifier (NPI) is 1053372763, issued by NPPES.
Does Dr. Lancelot Williams accept Medicare assignment?
Yes. Dr. Lancelot Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lancelot Williams commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.