Doctor profile · Federal record

Dr. Tristyn St. Thomas-Achoja

Anesthesiology Physician (CMS: Anesthesiology) · Anaheim, CA

  • NPI 1306256490
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1211 W la Palma Ave Ste 209
Anaheim, CA 928012802
(877) 594-2787
Mailing address
4534 E Langdon Dr
Anaheim, CA 928072962

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A160843

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306256490. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
71
Distinct HCPCS
3
Medicare allowed
$10,594
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 28 27 $147
00813 Anesthesia for procedure on small and large bowel using an endoscope 28 28 $159
00811 Anesthesia for other procedure on large bowel using an endoscope 15 15 $135

In context: peer comparison

Among 7 peers in Anaheim Anesthesiology Physician, average services per provider: 44. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Fisher & Paykel Healthcare INC 1 $122.81
Pacira Pharmaceuticals Incorporated 1 $103.31

By nature of payment

Food and Beverage
$226

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tristyn St. Thomas-Achoja's medical specialty?
Dr. Tristyn St. Thomas-Achoja practices Anesthesiology Physician in Anaheim, CA.
Where does Dr. Tristyn St. Thomas-Achoja practice?
Dr. Tristyn St. Thomas-Achoja practices at 1211 W la Palma Ave Ste 209, Anaheim, CA 928012802. Office phone: 8775942787.
What is Dr. Tristyn St. Thomas-Achoja's NPI?
Dr. Tristyn St. Thomas-Achoja's National Provider Identifier (NPI) is 1306256490, issued by NPPES.
Does Dr. Tristyn St. Thomas-Achoja accept Medicare assignment?
Yes. Dr. Tristyn St. Thomas-Achoja accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tristyn St. Thomas-Achoja 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 procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.