Doctor profile · Federal record

Dr. John Knappman, M.D.

Family Medicine Physician · Merritt Island, FL

  • NPI 1053384875
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2404 N Courtenay Pkwy, Suite D
Merritt Island, FL 329534191
(321) 452-4470
fax (321) 452-4442
Mailing address
Po Box 11406
Belfast, ME 049154005

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
April 15, 2015
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Florida #0051565
Medicaid
FL #251527000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053384875. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,466
Distinct HCPCS
10
Medicare allowed
$166,062
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 769 412 $124
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 354 354 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 187 131 $88
G0008 Administration of influenza virus vaccine 22 22 $30
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 21 17 $46
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 20 20 $76
99215 Established patient office or other outpatient visit, 40-54 minutes 19 16 $176
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 18 18 $162
81002 Urinalysis, manual test 16 13 $3
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 15 12 $22

In context: peer comparison

Among 4 peers in Merritt Island Family Medicine Physician, average services per provider: 138. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,968
Patients
843
Total drug cost
$39,575
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 377 106 $5,453
Levothyroxine Sodium Generic 342 92 $5,816
Losartan Potassium Generic 325 84 $4,944
Lisinopril Generic 309 91 $2,710
Amlodipine Besylate Generic 256 72 $1,869
Metformin Hcl Generic 197 55 $1,693
Omeprazole Generic 187 58 $3,135
Simvastatin Generic 179 46 $1,409
Rosuvastatin Calcium Generic 168 49 $2,661
Pravastatin Sodium Generic 146 41 $3,251

Frequently asked questions

Auto-generated from federal data
What is Dr. John Knappman's medical specialty?
Dr. John Knappman practices Family Medicine Physician in Merritt Island, FL.
Where does Dr. John Knappman practice?
Dr. John Knappman practices at 2404 N Courtenay Pkwy, Merritt Island, FL 329534191. Office phone: 3214524470.
What is Dr. John Knappman's NPI?
Dr. John Knappman's National Provider Identifier (NPI) is 1053384875, issued by NPPES.
What procedures does Dr. John Knappman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.