Doctor profile · Federal record

Dr. Tonya Buchanan, ANP-BC

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Saint Louis, MO

  • NPI 1043556467
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3655 Vista Ave, Center for Blood and Marrow Outpatient Transplantation
Saint Louis, MO 631102539
(314) 577-8000
Mailing address
3635 Vista Ave, Department of Nursing
Saint Louis, MO 631102539

Credentials & registration

NPPES · NUCC
NPI registered
December 2012 — 14 yrs on file
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Missouri #2012030521

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043556467. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
61
Distinct HCPCS
3
Medicare allowed
$4,085
HCPCS Description Services Patients Avg allowed
99202 New patient office or other outpatient visit, 15-29 minutes 26 26 $60
99212 Established patient office or other outpatient visit, 10-19 minutes 20 12 $47
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 15 15 $106

In context: peer comparison

Among 71 peers in this city , average services per provider: 155. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$296
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals Inc. 1 $113.09
ViiV Healthcare Company 1 $112.26
Teva Pharmaceuticals USA, Inc. 1 $70.20

By nature of payment

Food and Beverage
$296

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
307
Patients
169
Total drug cost
$3,785
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 55 38 $629
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 34 27 $1,040
Amlodipine Besylate Generic 29 21 $204
Losartan Potassium Generic 23 11 $242
Metformin Hcl Generic 22 13 $103
Gabapentin Generic 20 11 $410
Hydrochlorothiazide Generic 17 11 $110
Omeprazole Generic 17 14 $297
Diclofenac Sodium Generic 14 0 $210
Lisinopril Generic 14 0 $53

Frequently asked questions

Auto-generated from federal data
What is Dr. Tonya Buchanan's medical specialty?
Dr. Tonya Buchanan practices Adult Health Nurse Practitioner in Saint Louis, MO.
Where does Dr. Tonya Buchanan practice?
Dr. Tonya Buchanan practices at 3655 Vista Ave, Saint Louis, MO 631102539. Office phone: 3145778000.
What is Dr. Tonya Buchanan's NPI?
Dr. Tonya Buchanan's National Provider Identifier (NPI) is 1043556467, issued by NPPES.
Does Dr. Tonya Buchanan accept Medicare assignment?
Yes. Dr. Tonya Buchanan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tonya Buchanan commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99202); Established patient office or other outpatient visit (HCPCS 99212); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.