Doctor profile · Federal record

Dr. William Demarse, PA-C

Physician Assistant · Tampa, FL

  • NPI 1881655272
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
3100 E Fletcher Ave
Tampa, FL 336134613
(813) 971-6000
fax (813) 972-5753
Additional location
17430 Bali Blvd
Winter Garden, FL 347879507
(863) 422-5582
fax (863) 422-5597
Additional location
40100 Highway 27
Davenport, FL 338375900
(863) 422-4971
fax (863) 419-2264
Mailing address
12479 Telecom Dr
Tampa, FL 336370913

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 8, 2019
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Florida #PA9101285

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881655272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
189
Distinct HCPCS
5
Medicare allowed
$19,600
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 83 78 $106
99285 Emergency department visit with high level of medical decision making 51 50 $150
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 29 27 $7
99283 Emergency department visit with low level of medical decision making 15 13 $63
99291 Critical care, first 30-74 minutes 11 11 $185

In context: peer comparison

Among 172 peers in this city , average services per provider: 81. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
233
Patients
228
Total drug cost
$1,324
Drug Type Claims Patients Total cost
Ibuprofen Generic 47 46 $178
Methylprednisolone Generic 38 37 $318
Prednisone Generic 23 22 $36
Tramadol Hcl Generic 21 21 $38
Cephalexin Generic 19 19 $140
Ondansetron Hcl Generic 19 18 $153
Cyclobenzaprine Hcl Generic 15 14 $26
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 14 $51
Pantoprazole Sodium Generic 14 14 $158
Clindamycin Hcl Generic 12 12 $120

Frequently asked questions

Auto-generated from federal data
What is Dr. William Demarse's medical specialty?
Dr. William Demarse practices Physician Assistant in Tampa, FL.
Where does Dr. William Demarse practice?
Dr. William Demarse practices at 3100 E Fletcher Ave, Tampa, FL 336134613. Office phone: 8139716000.
What is Dr. William Demarse's NPI?
Dr. William Demarse's National Provider Identifier (NPI) is 1881655272, issued by NPPES.
What procedures does Dr. William Demarse 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.