Doctor profile · Federal record

Dr. Michael Henderson, PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Largo, FL

  • NPI 1558523951
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13670 Walsingham RD
Largo, FL 337743532
(727) 315-6974

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 19, 2023
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Florida #PA9113306
Medicaid
FL #114317600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558523951. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
505
Distinct HCPCS
5
Medicare allowed
$32,381
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 174 171 $75
99203 New patient office or other outpatient visit, 30-44 minutes 168 168 $94
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 62 62 $41
87804 Detection test by immunoassay with direct visual observation for influenza virus 52 26 $16
81003 Automated urinalysis test 49 48 $2

In context: peer comparison

Among 16 peers in Largo Medical Physician Assistant, average services per provider: 78. This provider delivers 6.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
464
Patients
463
Total drug cost
$4,178
Drug Type Claims Patients Total cost
Methylprednisolone Generic 136 136 $1,335
Prednisone Generic 70 70 $299
Azithromycin Generic 44 44 $223
Doxycycline Hyclate Generic 41 41 $614
Amoxicillin Generic 34 34 $168
Cephalexin Generic 32 32 $218
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 31 31 $535
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 18 18 $159
Diclofenac Sodium Generic 17 16 $223
Ciprofloxacin Hcl Generic 14 14 $156

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Henderson's medical specialty?
Dr. Michael Henderson practices Medical Physician Assistant in Largo, FL.
Where does Dr. Michael Henderson practice?
Dr. Michael Henderson practices at 13670 Walsingham RD, Largo, FL 337743532. Office phone: 7273156974.
What is Dr. Michael Henderson's NPI?
Dr. Michael Henderson's National Provider Identifier (NPI) is 1558523951, issued by NPPES.
Does Dr. Michael Henderson accept Medicare assignment?
Yes. Dr. Michael Henderson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Henderson 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); Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811). Source: CMS Medicare Physician & Other Practitioners file.