Doctor profile · Federal record
Dr. Gladys Weng, D.O.
Internal Medicine Physician (CMS: Internal Medicine) · San Marcos, TX
- NPI 1225094121
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1320 Wonder World Dr, 101
San Marcos, TX 786667557
(512) 396-3911
fax (512) 353-8052
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- September 1, 2011
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Texas #M2868
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225094121. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
815
Distinct HCPCS
10
Medicare allowed
$78,544
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 331 | 145 | $128 | |
36415 |
Insertion of needle into vein for collection of blood sample | 202 | 116 | $8 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 90 | 90 | $130 | |
G0008 |
Administration of influenza virus vaccine | 41 | 41 | $25 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 38 | 38 | $76 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 33 | 33 | $283 | |
G0009 |
Administration of pneumococcal vaccine | 33 | 33 | $31 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $167 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 18 | 15 | $180 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 11 | 11 | $220 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 124. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$29
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exact Sciences Corporation | 1 | $28.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,033
Patients
315
Total drug cost
$15,385
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 179 | 52 | $2,684 |
| Rosuvastatin Calcium | Generic | 145 | 46 | $3,071 |
| Atorvastatin Calcium | Generic | 113 | 34 | $1,061 |
| Amlodipine Besylate | Generic | 110 | 36 | $645 |
| Gabapentin | Generic | 61 | 21 | $984 |
| Sertraline Hcl | Generic | 51 | 15 | $574 |
| Metformin Hcl | Generic | 49 | 17 | $536 |
| Carvedilol | Generic | 48 | 15 | $307 |
| Losartan Potassium | Generic | 48 | 16 | $612 |
| Metoprolol Succinate | Generic | 41 | 14 | $941 |
Hospital affiliations
Frequently asked questions
What is Dr. Gladys Weng's medical specialty?
Dr. Gladys Weng practices Internal Medicine Physician in San Marcos, TX.
Where does Dr. Gladys Weng practice?
Dr. Gladys Weng practices at 1320 Wonder World Dr, San Marcos, TX 786667557. Office phone: 5123963911.
What is Dr. Gladys Weng's NPI?
Dr. Gladys Weng's National Provider Identifier (NPI) is 1225094121, issued by NPPES.
Does Dr. Gladys Weng accept Medicare assignment?
Yes. Dr. Gladys Weng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gladys Weng commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.