Doctor profile · Federal record
Dr. Lillian Williams, PA-C
Physician Assistant · McAllen, TX
- NPI 1952501447
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
2101 S Cynthia St
McAllen, TX 78503
(956) 687-7896
fax (956) 687-2297 - Additional location
-
2601 Cornerstone Blvd
Edinburg, TX 785398479
(956) 664-1440
fax (956) 664-1450 - Additional location
-
510 Victoria Ln Ste 5
Harlingen, TX 785503231
(956) 428-4221
fax (956) 421-5709
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- June 26, 2020
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Texas #1077607
- Medicaid
- TX #190946704
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952501447. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
542
Distinct HCPCS
7
Medicare allowed
$35,496
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 251 | 154 | $74 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 100 | 100 | $92 | |
92567 |
Test to assess middle ear function | 95 | 91 | $13 | |
70486 |
Ct scan of face without contrast | 35 | 35 | $88 | |
69210 |
Removal of impacted ear wax | 29 | 27 | $39 | |
G0268 |
Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing | 17 | 17 | $43 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 15 | 15 | $106 |
In context: peer comparison
Among 25 peers in McAllen Physician Assistant, average services per provider: 77. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$1,736
Transactions
76
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 40 | $701.22 | |
| Inspire Medical Systems, INC. | 6 | $292.64 | |
| Optinose US, INC. | 6 | $244.25 | |
| Regeneron Healthcare Solutions, INC. | 9 | $182.78 | |
| GlaxoSmithKline, LLC. | 10 | $153.13 | |
| Phadia US INC. | 2 | $109.25 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $19.25 | |
| Novartis Pharmaceuticals Corporation | 1 | $18.97 | |
| Olympus America INC. | 1 | $14.24 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
769
Patients
632
Total drug cost
$20,871
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azelastine Hcl | Generic | 257 | 199 | $9,831 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 136 | 134 | $1,767 |
| Fluticasone Propionate | Generic | 94 | 62 | $1,501 |
| Cefdinir | Generic | 79 | 77 | $2,024 |
| Ipratropium Bromide | Generic | 63 | 33 | $1,898 |
| Azithromycin | Generic | 49 | 45 | $344 |
| Ofloxacin | Generic | 49 | 48 | $3,111 |
| Omeprazole | Generic | 27 | 19 | $251 |
| Methylprednisolone | Generic | 15 | 15 | $145 |
Frequently asked questions
What is Dr. Lillian Williams's medical specialty?
Dr. Lillian Williams practices Physician Assistant in McAllen, TX.
Where does Dr. Lillian Williams practice?
Dr. Lillian Williams practices at 2101 S Cynthia St, McAllen, TX 78503. Office phone: 9566877896.
What is Dr. Lillian Williams's NPI?
Dr. Lillian Williams's National Provider Identifier (NPI) is 1952501447, issued by NPPES.
What procedures does Dr. Lillian Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Test to assess middle ear function (HCPCS 92567). Source: CMS Medicare Physician & Other Practitioners file.