Provider Profile
Tommy Y. Chang, NP-C is a nurse practitioner — psychiatric/mental health practicing in Big Spring, TX. Tommy is also listed as specializing in nurse practitioner — family. According to Medicare claims data, the services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1901 N US HIGHWAY 87
Big Spring, TX 79720
Within Nurse Practitioner - Psychiatric/Mental Health generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Addiction
Addiction & substance use
Anxiety & panic
Attention & learning
Behavioral health
Behavioral issues
Child & adolescent
Cognitive disorders
Cognitive issues
Crisis & safety
Eating disorders
Medication side effects
Mood disorders
Obsessions & compulsions
Personality disorders
Psychotic disorders
Sleep
Stress & lifestyle
Trauma & stress
Addiction treatment
Consultations
Crisis care
Evaluations & paperwork
Evaluations & testing
Interventional treatments
Medication management
Telehealth
Therapy
Therapy & counseling
98 services · 16 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
98 | More often than most peers in Psychiatric Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Tommy Y. Chang is a nurse practitioner in Big Spring, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.
NPI registry
Tommy Y. Chang is listed at 1901 N US Highway 87, Big Spring, TX 79720. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (432) 267-8216. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Tommy Y. Chang's National Provider Identifier is 1699170498. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Tommy Y. Chang attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Tommy Y. Chang has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Tommy Y. Chang the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Tommy Y. Chang. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.