Doctor profile · Federal record

Dr. Gregory Williams, PA-C

Physician Assistant · Medical Physician Assistant · Longview, TX

  • NPI 1326174012
  • 19 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 E Marshall Ave
Longview, TX 756015580
(903) 315-2000
fax (903) 315-5383

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
April 25, 2014
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
Texas #PA05156 · Louisiana #PA.200052

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326174012. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
5
Medicare allowed
$14,207
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 81 80 $99
99285 Emergency department visit with high level of medical decision making 31 27 $144
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 17 16 $7
99283 Emergency department visit with low level of medical decision making 17 17 $59
12002 Simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.6-7.5 cm 13 13 $48

In context: peer comparison

Among 16 peers in this city , average services per provider: 153. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
311
Patients
307
Total drug cost
$2,188
Drug Type Claims Patients Total cost
Cephalexin Generic 64 63 $575
Ondansetron Odt (Ondansetron) Brand 46 45 $209
Meloxicam Generic 36 35 $48
Clindamycin Hcl Generic 27 27 $354
Naproxen Generic 23 23 $78
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 20 20 $59
Azithromycin Generic 20 20 $95
Dicyclomine Hcl Generic 17 16 $177
Prednisone Generic 17 17 $34
Doxycycline Hyclate Generic 15 15 $264

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Williams's medical specialty?
Dr. Gregory Williams practices Physician Assistant in Longview, TX.
Where does Dr. Gregory Williams practice?
Dr. Gregory Williams practices at 700 E Marshall Ave, Longview, TX 756015580. Office phone: 9033152000.
What is Dr. Gregory Williams's NPI?
Dr. Gregory Williams's National Provider Identifier (NPI) is 1326174012, issued by NPPES.
What procedures does Dr. Gregory Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.