Doctor profile · Federal record

Dr. Weera Chainakul, M.D.

Surgery Physician (CMS: General Surgery) · Tulsa, OK

  • NPI 1932142866
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1809 E 13Th St, Suite 400
Tulsa, OK 741044419
(918) 599-8200
fax (918) 583-4678

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 1, 2014
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Oklahoma #28631
Medicaid
OK #200345210A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932142866. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
3
Medicare allowed
$6,699
HCPCS Description Services Patients Avg allowed
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 39 39 $79
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 18 $76
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $106

In context: peer comparison

Among 15 peers in this city , average services per provider: 38. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$768
Transactions
22
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Avita Medical Americas, Llc 7 $188.12
Vericel Corporation 1 $176.77
INTUITIVE SURGICAL, INC. 1 $98.23
Acera Surgical, Inc. 4 $95.62
Organogenesis Inc. 2 $45.91
Baxter Healthcare 1 $41.67
Davol Inc. 2 $37.04
Smith+Nephew, Inc. 2 $33.72
VERTEX PHARMACEUTICALS INCORPORATED 1 $28.54
Solventum Corporation 1 $21.99

By nature of payment

Food and Beverage
$768

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
77
Patients
52
Total drug cost
$719
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 47 39 $382
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 19 13 $178
Clindamycin Hcl Generic 11 0 $159

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Weera Chainakul's medical specialty?
Dr. Weera Chainakul practices Surgery Physician in Tulsa, OK.
Where does Dr. Weera Chainakul practice?
Dr. Weera Chainakul practices at 1809 E 13Th St, Tulsa, OK 741044419. Office phone: 9185998200.
What is Dr. Weera Chainakul's NPI?
Dr. Weera Chainakul's National Provider Identifier (NPI) is 1932142866, issued by NPPES.
Does Dr. Weera Chainakul accept Medicare assignment?
Yes. Dr. Weera Chainakul accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Weera Chainakul commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.