Doctor profile · Federal record

Dr. Thomas Fischer, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Smithtown, NY

  • NPI 1437187101
  • Accepts Medicare
  • MIPS 76.5 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
519 W Jericho Tpke
Smithtown, NY 117872619
(631) 360-5900
fax (631) 360-9403
Additional location
4724 Nesconset Hwy
Port Jefferson Station, NY 117762580
(631) 474-5900
Mailing address
1345 Rxr Plz Fl 13
Uniondale, NY 115561301

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 16, 2019
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #164238
Medicaid
NY #01870415

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437187101. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,671
Distinct HCPCS
10
Medicare allowed
$136,638
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 753 620 $106
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 198 186 $34
99203 New patient office or other outpatient visit, 30-44 minutes 147 147 $133
87804 Detection test by immunoassay with direct visual observation for influenza virus 86 43 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 84 80 $151
81002 Urinalysis, manual test 72 66 $3
71046 X-ray of chest, 2 views 59 59 $40
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 53 52 $30
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 48 46 $16
99212 Established patient office or other outpatient visit, 10-19 minutes 48 47 $68

In context: peer comparison

Among 7 peers in Smithtown Emergency Medicine Physician, average services per provider: 88. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$127
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Anika Therapeutics, INC. 1 $126.62

By nature of payment

Food and Beverage
$127

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
857
Patients
791
Total drug cost
$10,945
Drug Type Claims Patients Total cost
Amoxicillin Generic 159 152 $850
Azelastine Hcl Generic 159 127 $3,707
Doxycycline Hyclate Generic 106 104 $1,325
Cephalexin Generic 59 57 $392
Lagevrio (Eua) (Molnupiravir) Brand 53 53 $1,601
Azithromycin Generic 52 51 $246
Prednisone Generic 47 45 $147
Triamcinolone Acetonide Generic 46 39 $311
Cefuroxime (Cefuroxime Axetil) Brand 45 42 $779
Gentamicin Sulfate Generic 41 40 $347

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Fischer's medical specialty?
Dr. Thomas Fischer practices Emergency Medicine Physician in Smithtown, NY.
Where does Dr. Thomas Fischer practice?
Dr. Thomas Fischer practices at 519 W Jericho Tpke, Smithtown, NY 117872619. Office phone: 6313605900.
What is Dr. Thomas Fischer's NPI?
Dr. Thomas Fischer's National Provider Identifier (NPI) is 1437187101, issued by NPPES.
Does Dr. Thomas Fischer accept Medicare assignment?
Yes. Dr. Thomas Fischer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Fischer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.