Jaime Alberto Diaz, MD
Internal Medicine Physician · New Braunfels, TX
Jaime Alberto Diaz, MD is an internal medicine physician with a practice address in New Braunfels, Texas, and NPI 1962538439, issued on Feb 26, 2007. Check the license (Texas M9256, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jaime Alberto Diaz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- M9256 TX
24943 OK
Self-reported in NPPES; status is on the state search - Practice location
- 29924 FM 3009, New Braunfels, TX 78132
- Phone
- (830) 620-0330
- Enumerated
- Feb 26, 2007
- Record last updated
- Jun 18, 2025
- Fax
- (833) 658-1505
- Medicaid IDs
- 201628901 TX
201628906 TX - Medicare enrollment
- Enrolled (PECOS I20090121000292); 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 29924 FM 3009
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Guido Calderon, MDInternal Medicine Physician1720053739
- Fransisco Hernandez, M.D.Family Medicine Physician1972569895
- Nancy Lough, RN-ACNPAcute Care Nurse Practitioner1538318969
- Primo Mayhua, M.D.Internal Medicine Physician1376587568
Verify Jaime Alberto Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M9256Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average internal medicine physician in 2024
931 Medicare Part D claims for 409 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 131 claims were for opioids.
Most prescribed
- Tramadol Hcl72 claims
- Pantoprazole Sodium57 claims
- Hydrocodone-Acetaminophen51 claims
- Furosemide48 claims
- Clopidogrel47 claims
- Potassium Chloride35 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.
The MIPS final score for 2023 (Medicare payment program): 39.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Vpmd Healthcare And Wellness Services PLLCNew Braunfels, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jaime Alberto Diaz among 9,175 internal medicine physician records in Texas
Jaime Alberto Diaz, 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1993 · median 2004 among the 6,088 with a school on file
- Record last updated2025 · 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).
25 internal medicine physician records list a practice address in New Braunfels
They are 25 of the 1,853 NPPES records with a practice address in New Braunfels, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in New Braunfels → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Guido Calderon, MDNew Braunfels, TX 781321720053739
- Primo Mayhua, M.D.New Braunfels, TX 781321376587568
- Vladimir Paez, MDNew Braunfels, TX 781321710202353
- Ho Pak, DONew Braunfels, TX 781321518025766
- Venkat Srinivasan, M.D.New Braunfels, TX 781321841273729
- Sankararao Tamtam, M.D.New Braunfels, TX 781321588625735
- Landon Roussel, MDCanyon Lake, TX 781331417397340
- Benyam Alemu, M.D.New Braunfels, TX 781301154646560
Common questions
What is Jaime Alberto Diaz, MD's NPI number?
Jaime Alberto Diaz, MD's National Provider Identifier (NPI) is 1962538439, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jaime Alberto Diaz, MD located?
The NPPES record lists a practice address at 29924 FM 3009, New Braunfels, TX, 78132. Phone: (830) 620-0330. Providers update this record themselves, so call before visiting.
How can I verify Jaime Alberto Diaz, MD's license?
NPPES lists Texas license number M9256, 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 Jaime Alberto Diaz, MD prescribe under Medicare Part D?
In 2024, Jaime Alberto Diaz, MD had 931 Medicare Part D claims for 409 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jaime Alberto Diaz, MD's MIPS final score?
The 2023 MIPS final score is 39.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.