Doctor profile · Federal record

Dr. Tommy Chang, NP-C

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Big Spring, TX

  • NPI 1699170498
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1901 N US Highway 87
Big Spring, TX 797200283
(432) 267-8216

Credentials & registration

NPPES · NUCC
NPI registered
October 2014 — 12 yrs on file
Profile last updated
November 14, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Texas #631339

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699170498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
136
Distinct HCPCS
2
Medicare allowed
$6,764
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 84 18 $40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 52 11 $65

In context: peer comparison

Among 2 peers in Big Spring Psychiatric/Mental Health Nurse Practitioner, average services per provider: 88. This provider delivers 1.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
0
Total drug cost
$984
Drug Type Claims Patients Total cost
Divalproex Sodium ER (Divalproex Sodium) Brand 15 0 $857
Benztropine Mesylate Generic 14 0 $127

Frequently asked questions

Auto-generated from federal data
What is Dr. Tommy Chang's medical specialty?
Dr. Tommy Chang practices Psychiatric/Mental Health Nurse Practitioner in Big Spring, TX.
Where does Dr. Tommy Chang practice?
Dr. Tommy Chang practices at 1901 N US Highway 87, Big Spring, TX 797200283. Office phone: 4322678216.
What is Dr. Tommy Chang's NPI?
Dr. Tommy Chang's National Provider Identifier (NPI) is 1699170498, issued by NPPES.
Does Dr. Tommy Chang accept Medicare assignment?
Yes. Dr. Tommy Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tommy Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.