Doctor profile · Federal record

Dr. Matthew Knowlton, ARNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Clearwater, FL

  • NPI 1619476645
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1011 Jeffords St Bldg C
Clearwater, FL 337564070
(727) 446-5993
Mailing address
7576 131St Way
Seminole, FL 337763922

Credentials & registration

NPPES · NUCC
NPI registered
February 2018 — 8 yrs on file
Profile last updated
February 10, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Florida #ARNP9309125

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619476645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,198
Distinct HCPCS
4
Medicare allowed
$177,547
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 1,199 278 $62
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 636 145 $89
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 222 202 $112
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 141 133 $152

In context: peer comparison

Among 1 peers in Clearwater Acute Care Nurse Practitioner, average services per provider: 549. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
454
Patients
56
Total drug cost
$11,617
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 191 20 $2,238
Oxycodone Hcl Generic 68 16 $701
Tramadol Hcl Generic 47 20 $650
Morphine Sulfate ER (Morphine Sulfate) Brand 38 0 $395
Xtampza ER (Oxycodone Myristate) Brand 37 0 $3,474
Fentanyl Generic 32 0 $569
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 16 0 $291
Meloxicam Generic 14 0 $103
Eliquis (Apixaban) Brand 11 0 $3,196

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Knowlton's medical specialty?
Dr. Matthew Knowlton practices Acute Care Nurse Practitioner in Clearwater, FL.
Where does Dr. Matthew Knowlton practice?
Dr. Matthew Knowlton practices at 1011 Jeffords St Bldg C, Clearwater, FL 337564070. Office phone: 7274465993.
What is Dr. Matthew Knowlton's NPI?
Dr. Matthew Knowlton's National Provider Identifier (NPI) is 1619476645, issued by NPPES.
Does Dr. Matthew Knowlton accept Medicare assignment?
Yes. Dr. Matthew Knowlton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Knowlton commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305). Source: CMS Medicare Physician & Other Practitioners file.