Hanzy F. Bustamante, MD
Internal Medicine Physician · Cedar Park, TX
Hanzy F. Bustamante, MD is an internal medicine physician with a practice address in Cedar Park, Texas, and NPI 1508828641, issued on Apr 4, 2006. Check the license (Texas M1551, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Hanzy F. Bustamante
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- M1551 TX
22429 NV
13166411-1205 UT
Self-reported in NPPES; status is on the state search - Practice location
- 1401 Medical Pkwy, Cedar Park, TX 78613
- Phone
- (512) 324-4083
- Enumerated
- Apr 4, 2006
- Record last updated
- Apr 20, 2023
- Fax
- (512) 419-9016
- Medicaid IDs
- 175955703 TX
175955704 TX
1759557-02 TX
175955706 TX - Medicare enrollment
- Enrolled (PECOS I20240327002320); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 1401 Medical Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hanzy F. Bustamante in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M1551Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,752 Medicare Part D claims for 297 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 115 claims were for opioids.
Most prescribed
- Atorvastatin Calcium148 claims
- Eliquis121 claims
- Furosemide97 claims
- Amlodipine Besylate95 claims
- Levothyroxine Sodium89 claims
- Gabapentin79 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 3 group practices
- Ascension SetonSmithville, TX
- Gulf Coast Physician Services, PLLCCorpus Christi, TX
- Usacs Integrated Acute Care Services OF Texas, PLLCAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hanzy F. Bustamante among 9,175 internal medicine physician records in Texas
Hanzy F. Bustamante, MD is one of 9,175 internal 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1998 · median 2004 among the 6,088 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 internal medicine physician records list a practice address in Cedar Park
They are 32 of the 1,650 NPPES records with a practice address in Cedar Park, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Cedar Park → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nikhil Agarwal, M.D.Cedar Park, TX 786131124173513
- Mark Carlson, MDCedar Park, TX 786131023008398
- Susan Khan, MDCedar Park, TX 786131780764894
- Melissa Miller, MDCedar Park, TX 786131659312866
- Sabiha Mondal, M.DCedar Park, TX 786131578677829
- Aparna Mukkamala, MDCedar Park, TX 786131164643953
- Manish Naik, MDCedar Park, TX 786131184630436
- Mohinder Pegany, M.D.Cedar Park, TX 786131992798987
Common questions
What is Hanzy F. Bustamante, MD's NPI number?
Hanzy F. Bustamante, MD's National Provider Identifier (NPI) is 1508828641, issued on Apr 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Hanzy F. Bustamante, MD located?
The NPPES record lists a practice address at 1401 Medical Pkwy, Cedar Park, TX, 78613. Phone: (512) 324-4083. Providers update this record themselves, so call before visiting.
How can I verify Hanzy F. Bustamante, MD's license?
NPPES lists Texas license number M1551, 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 Hanzy F. Bustamante, MD prescribe under Medicare Part D?
In 2024, Hanzy F. Bustamante, MD had 2,752 Medicare Part D claims for 297 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.