Doctor profile · Federal record

Dr. Michael Gladstein, MD

Dermatology Physician (CMS: Dermatology) · Lake Ronkonkoma, NY

  • NPI 1104848811
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
640 Hawkins Ave
Lake Ronkonkoma, NY 117792324
(631) 737-0100
fax (631) 417-1117
Additional location
2792 Ocean Ave Fl 2
Brooklyn, NY 112294731
(833) 635-2566
fax (833) 635-2565
Mailing address
2792 Ocean Ave Fl 2
Brooklyn, NY 112294731

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 10, 2025
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
New York #143678
Medicaid
NY #01850673

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104848811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
291
Distinct HCPCS
6
Medicare allowed
$30,631
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 123 75 $103
99203 New patient office or other outpatient visit, 30-44 minutes 61 61 $130
17110 Destruction of skin growth, 1-14 growths 46 19 $121
17000 Destruction of precancer skin growth, 1 growth 26 17 $72
99212 Established patient office or other outpatient visit, 10-19 minutes 20 13 $62
11102 Biopsy of related skin growth, first growth 15 14 $85

In context: peer comparison

Among 1 peers in this city , average services per provider: 48. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Arcutis Biotherapeutics, Inc. 3 $65.10
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $24.96
AstraZeneca Pharmaceuticals LP 1 $18.75
MAYNE PHARMA COMMERCIAL LLC 1 $10.71

By nature of payment

Food and Beverage
$120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
281
Patients
100
Total drug cost
$9,110
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 84 41 $902
Ketoconazole Generic 63 24 $1,529
Fluticasone Propionate Generic 24 0 $903
Halobetasol Propionate Generic 24 0 $2,708
Mupirocin Generic 22 20 $170
Ammonium Lactate Generic 21 15 $546
Econazole Nitrate Generic 16 0 $1,294
Permethrin Generic 14 0 $745
Hydrocortisone Generic 13 0 $313

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Gladstein's medical specialty?
Dr. Michael Gladstein practices Dermatology Physician in Lake Ronkonkoma, NY.
Where does Dr. Michael Gladstein practice?
Dr. Michael Gladstein practices at 640 Hawkins Ave, Lake Ronkonkoma, NY 117792324. Office phone: 6317370100.
What is Dr. Michael Gladstein's NPI?
Dr. Michael Gladstein's National Provider Identifier (NPI) is 1104848811, issued by NPPES.
Does Dr. Michael Gladstein accept Medicare assignment?
Dr. Michael Gladstein does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Michael Gladstein 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); Destruction of skin growth, 1-14 growths (HCPCS 17110). Source: CMS Medicare Physician & Other Practitioners file.