Doctor profile · Federal record

Dr. Chelsea Therrien, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Tulsa, OK

  • NPI 1215391388
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4502 E 41St St
Tulsa, OK 741352536
(918) 660-3464
Additional location
1900 North Loop W Ste 310
Houston, TX 770188100
(713) 442-3800
Mailing address
11511 Shadow Creek Pkwy
Pearland, TX 775847298

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
December 30, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Oklahoma #32246 · Texas #S3938

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215391388. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
700
Distinct HCPCS
10
Medicare allowed
$66,668
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 293 142 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 153 89 $86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 49 49 $124
G0444 Annual depression screening, 5 to 15 minutes 46 46 $17
81002 Urinalysis, manual test 43 35 $3
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $160
99215 Established patient office or other outpatient visit, 40-54 minutes 23 18 $172
87804 Detection test by immunoassay with direct visual observation for influenza virus 22 11 $16
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 19 17 $35
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 18 16 $14

In context: peer comparison

Among 103 peers in Tulsa Internal Medicine Physician, average services per provider: 138. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$893
Transactions
43
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 4 $205.02
Abbvie INC. 12 $168.99
Lilly USA, LLC 4 $78.97
Amgen INC. 5 $77.13
Astellas Pharma US INC 3 $66.02
Exact Sciences Corporation 3 $63.12
GlaxoSmithKline, LLC. 3 $62.96
Novo Nordisk INC 2 $46.68
Pfizer INC. 2 $31.05
Inspire Medical Systems, INC. 1 $26.73
Takeda Pharmaceuticals U.S.A., INC. 1 $21.51
Otsuka America Pharmaceutical, INC. 1 $16.45
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $14.54
Antares Pharma, INC. 1 $13.56

By nature of payment

Food and Beverage
$893

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,282
Patients
834
Total drug cost
$37,581
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 308 125 $5,087
Levothyroxine Sodium Generic 297 94 $4,052
Amlodipine Besylate Generic 207 82 $1,749
Rosuvastatin Calcium Generic 188 60 $5,977
Pantoprazole Sodium Generic 180 73 $3,547
Metformin Hcl Generic 157 48 $1,360
Losartan Potassium Generic 156 60 $2,368
Alendronate Sodium Generic 128 41 $1,435
Fluticasone Propionate Generic 128 66 $2,087
Gabapentin Generic 103 32 $1,357

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chelsea Therrien's medical specialty?
Dr. Chelsea Therrien practices Internal Medicine Physician in Tulsa, OK.
Where does Dr. Chelsea Therrien practice?
Dr. Chelsea Therrien practices at 4502 E 41St St, Tulsa, OK 741352536. Office phone: 9186603464.
What is Dr. Chelsea Therrien's NPI?
Dr. Chelsea Therrien's National Provider Identifier (NPI) is 1215391388, issued by NPPES.
Does Dr. Chelsea Therrien accept Medicare assignment?
Yes. Dr. Chelsea Therrien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chelsea Therrien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.