Doctor profile · Federal record

Dr. Mark Josephson, MD

Family Medicine Physician (CMS: Family Practice) · Naples, FL

  • NPI 1649223470
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
311 9Th St N Ste 306
Naples, FL 341025878
(239) 624-0340
fax (239) 624-0341
Mailing address
Po Box 26067
Salt Lake City, UT 841260067

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 16, 2021
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Florida #ME87490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649223470. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,481
Distinct HCPCS
10
Medicare allowed
$138,592
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,380 14 $23
36415 Insertion of needle into vein for collection of blood sample 315 181 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 256 143 $130
99215 Established patient office or other outpatient visit, 40-54 minutes 179 129 $183
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 126 126 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 50 40 $92
90662 Influenza vaccine split virus, preservative free 39 38 $69
G0008 Administration of influenza virus vaccine 39 38 $32
96372 Injection of drug or substance under skin or into muscle 32 20 $14
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $171

In context: peer comparison

Among 37 peers in Naples Family Medicine Physician, average services per provider: 137. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$111
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $111.18

By nature of payment

Food and Beverage
$111

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,037
Patients
318
Total drug cost
$88,781
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 149 48 $2,653
Atorvastatin Calcium Generic 117 37 $1,912
Amlodipine Besylate Generic 105 37 $1,143
Levothyroxine Sodium Generic 103 31 $1,335
Metoprolol Succinate Generic 96 27 $2,769
Allopurinol Generic 68 15 $862
Losartan Potassium Generic 62 23 $1,005
Simvastatin Generic 53 17 $512
Lisinopril Generic 51 15 $641
Ezetimibe Generic 47 12 $3,805

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Josephson's medical specialty?
Dr. Mark Josephson practices Family Medicine Physician in Naples, FL.
Where does Dr. Mark Josephson practice?
Dr. Mark Josephson practices at 311 9Th St N Ste 306, Naples, FL 341025878. Office phone: 2396240340.
What is Dr. Mark Josephson's NPI?
Dr. Mark Josephson's National Provider Identifier (NPI) is 1649223470, issued by NPPES.
Does Dr. Mark Josephson accept Medicare assignment?
Yes. Dr. Mark Josephson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Josephson commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.