Christopher Chang, MD
Family Medicine Physician · Austin, TX
Christopher Chang, MD is a family medicine physician with a practice address in Austin, Texas, and NPI 1518251800, issued on Jun 3, 2011. Check the license (Texas P9315, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Chang
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- P9315 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6835 Austin Center Blvd, Austin, TX 78731
- Phone
- (512) 346-6611
- Enumerated
- Jun 3, 2011
- Record last updated
- Feb 6, 2026
- Fax
- (512) 406-7315
- Medicare enrollment
- Enrolled (PECOS I20141023000236); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 6835 Austin Center Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P9315Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% more Medicare Part D claims than the average family medicine physician in 2024
5,038 Medicare Part D claims for 449 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 163 claims were for opioids.
Most prescribed
- Atorvastatin Calcium303 claims
- Lisinopril199 claims
- Amlodipine Besylate188 claims
- Levothyroxine Sodium175 claims
- Alprazolam161 claims
- Losartan Potassium137 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Austin Regional Clinic PAHutto, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Chang among 11,119 family medicine physician records in Texas
Christopher Chang, MD is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 64% of them.
- NPI issued2011 · 64% of these records are older, 33% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2011 · median 2004 among the 7,095 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
544 family medicine physician records list a practice address in Austin
They are 544 of the 26,585 NPPES records with a practice address in Austin, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Austin → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kim Bolton, MDAustin, TX 787311558376608
- Paul Cauvin, MDAustin, TX 787311447265590
- Todd Crump, M.D.Austin, TX 787311740275437
- John Frederick, MDAustin, TX 787311578546610
- Sharon Hausman-Cohen, MDAustin, TX 787311528072154
- Janet Jewell, MDAustin, TX 787311821003989
- Asha Lall, MDAustin, TX 787311457366510
- Steven Powell, MDAustin, TX 787311548247356
Common questions
What is Christopher Chang, MD's NPI number?
Christopher Chang, MD's National Provider Identifier (NPI) is 1518251800, issued on Jun 3, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Chang, MD located?
The NPPES record lists a practice address at 6835 Austin Center Blvd, Austin, TX, 78731. Phone: (512) 346-6611. Providers update this record themselves, so call before visiting.
How can I verify Christopher Chang, MD's license?
NPPES lists Texas license number P9315, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Chang, MD prescribe under Medicare Part D?
In 2024, Christopher Chang, MD had 5,038 Medicare Part D claims for 449 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.