Doctor profile · Federal record

Dr. Michael Chang, D.O.

Family Medicine Physician (CMS: Family Practice) · The Woodlands, TX

  • NPI 1346237872
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3115 College Park Dr Ste 107
The Woodlands, TX 773844001
(936) 321-6787
fax (936) 321-6802

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #K8613
Medicaid
TX #165452702

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346237872. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,581
Distinct HCPCS
10
Medicare allowed
$175,809
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 512 198 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 364 144 $81
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 267 53 $149
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow 158 33 $101
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 106 30 $104
G0179 Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a 63 24 $40
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 43 38 $177
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $126
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 19 17 $51
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 14 14 $161

In context: peer comparison

Among 24 peers in The Woodlands Family Medicine Physician, average services per provider: 92. This provider delivers 17× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,988
Patients
770
Total drug cost
$89,151
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 411 112 $4,306
Levothyroxine Sodium Generic 405 89 $6,035
Lisinopril Generic 225 62 $1,662
Amlodipine Besylate Generic 185 53 $1,081
Metformin Hcl Generic 184 47 $1,380
Gabapentin Generic 175 39 $3,703
Potassium Chloride Generic 175 29 $2,860
Pantoprazole Sodium Generic 172 56 $2,656
Fluticasone Propionate Generic 170 70 $3,377
Sertraline Hcl Generic 169 41 $1,969

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Chang's medical specialty?
Dr. Michael Chang practices Family Medicine Physician in The Woodlands, TX.
Where does Dr. Michael Chang practice?
Dr. Michael Chang practices at 3115 College Park Dr Ste 107, The Woodlands, TX 773844001. Office phone: 9363216787.
What is Dr. Michael Chang's NPI?
Dr. Michael Chang's National Provider Identifier (NPI) is 1346237872, issued by NPPES.
Does Dr. Michael Chang accept Medicare assignment?
Yes. Dr. Michael Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Chang 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); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310). Source: CMS Medicare Physician & Other Practitioners file.