Doctor profile · Federal record

Dr. Alejandro Jaime Villalonga, MD

Internal Medicine Physician (CMS: Internal Medicine) · The Woodlands, TX

  • NPI 1538663257
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
17201 I 45 S
The Woodlands, TX 773853311
(936) 270-2000

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
April 6, 2026
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #U4826

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538663257. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
6
Medicare allowed
$39,134
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 161 82 $135
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 113 63 $83
83036 Hemoglobin a1c level 59 33 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 52 37 $94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 12 12 $137
99238 Hospital discharge day management, 30 minutes or less 11 11 $85

In context: peer comparison

Among 16 peers in this city , average services per provider: 126. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$202
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $165.15
Lilly USA, LLC 2 $37.14

By nature of payment

Food and Beverage
$202

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,115
Patients
787
Total drug cost
$217,908
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 293 114 $4,649
Amlodipine Besylate Generic 246 96 $2,409
Rosuvastatin Calcium Generic 166 66 $3,617
Gabapentin Generic 162 47 $3,730
Lisinopril Generic 158 57 $1,599
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 149 40 $4,067
Levothyroxine Sodium Generic 142 56 $3,141
Ozempic (Semaglutide) Brand 127 26 $179,793
Losartan Potassium Generic 123 49 $2,012
Omeprazole Generic 114 53 $3,266

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alejandro Jaime Villalonga's medical specialty?
Dr. Alejandro Jaime Villalonga practices Internal Medicine Physician in The Woodlands, TX.
Where does Dr. Alejandro Jaime Villalonga practice?
Dr. Alejandro Jaime Villalonga practices at 17201 I 45 S, The Woodlands, TX 773853311. Office phone: 9362702000.
What is Dr. Alejandro Jaime Villalonga's NPI?
Dr. Alejandro Jaime Villalonga's National Provider Identifier (NPI) is 1538663257, issued by NPPES.
Does Dr. Alejandro Jaime Villalonga accept Medicare assignment?
Yes. Dr. Alejandro Jaime Villalonga accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alejandro Jaime Villalonga commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.