Alejandro Jaime Villalonga, MD
Internal Medicine Physician · The Woodlands, TX
Alejandro Jaime Villalonga, MD is an internal medicine physician with a practice address in The Woodlands, Texas, and NPI 1538663257, issued on Mar 19, 2018. Check the license (Texas U4826, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alejandro Jaime Villalonga
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- U4826 TX
Self-reported in NPPES; status is on the state search - Practice location
- 17201 I 45 S, The Woodlands, TX 77385
- Phone
- (936) 270-2000
- Enumerated
- Mar 19, 2018
- Record last updated
- Apr 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20260501000181); 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 17201 I 45 S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Abbey Bonyata, PHARMD, BCPSPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1699586321
- Krishna ChandraStudent in an Organized Health Care Education/Training Program1366234999
- David ChavezStudent in an Organized Health Care Education/Training Program1275473720
Verify Alejandro Jaime Villalonga in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U4826Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% more Medicare Part D claims than the average internal medicine physician in 2024
3,837 Medicare Part D claims for 433 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 56 claims were for opioids.
Most prescribed
- Atorvastatin Calcium228 claims
- Amlodipine Besylate201 claims
- Rosuvastatin Calcium134 claims
- Losartan Potassium106 claims
- Levothyroxine Sodium100 claims
- Metoprolol Succinate92 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 practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $202.29
5 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Nuvance Health Medical Practice CT IncDanbury, CT
- Rehabilitation Associates IncFairfield, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alejandro Jaime Villalonga among 9,175 internal medicine physician records in Texas
Alejandro Jaime Villalonga, 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 2018, is newer than 79% of them.
- NPI issued2018 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2012 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 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 The Woodlands
They are 32 of the 2,254 NPPES records with a practice address in The Woodlands, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in The Woodlands → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sura Ayoub, M.D.Shenandoah, TX 773851770847378
- Kesany BoupapanhThe Woodlands, TX 773851346979598
- Michelle Cunningham, M.D.Shenandoah, TX 773851700969219
- Hardeep Gill, M.DShenandoah, TX 773851245490523
- Rachel Hogan, DOThe Woodlands, TX 773851205196946
- Imran Khan, MDShenandoah, TX 773851598045791
- Taylor Le, DOShenandoah, TX 773851720776404
- Frederick Njuki, MDShenandoah, TX 773851528043676
Common questions
What is Alejandro Jaime Villalonga, MD's NPI number?
Alejandro Jaime Villalonga, MD's National Provider Identifier (NPI) is 1538663257, issued on Mar 19, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alejandro Jaime Villalonga, MD located?
The NPPES record lists a practice address at 17201 I 45 S, The Woodlands, TX, 77385. Phone: (936) 270-2000. Providers update this record themselves, so call before visiting.
How can I verify Alejandro Jaime Villalonga, MD's license?
NPPES lists Texas license number U4826, 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 Alejandro Jaime Villalonga, MD prescribe under Medicare Part D?
In 2024, Alejandro Jaime Villalonga, MD had 3,837 Medicare Part D claims for 433 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Alejandro Jaime Villalonga, MD's MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. 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.