Doctor profile · Federal record

Dr. Louis Littman, M.D., PH. D.

Psychiatry Physician · Philadelphia, PA

  • NPI 1790906733
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1420 Walnut Street
Philadelphia, PA 19102
(215) 735-4888
fax (215) 735-2020
Mailing address
1 Marble Court
Sicklerville, NJ 08081

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Pennsylvania #MD417898

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790906733. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$130
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 2 $130.31

By nature of payment

Food and Beverage
$130

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
226
Patients
0
Total drug cost
$5,568
Drug Type Claims Patients Total cost
Clonazepam Generic 50 0 $294
Propranolol Hcl Generic 26 0 $541
Lorazepam Generic 20 0 $235
Quetiapine Fumarate Generic 20 0 $902
Fluoxetine Hcl Generic 19 0 $215
Bupropion Xl (Bupropion Hcl) Brand 18 0 $381
Sertraline Hcl Generic 18 0 $417
Methylphenidate ER (Methylphenidate Hcl) Brand 16 0 $2,238
Zolpidem Tartrate Generic 16 0 $108
Olanzapine Generic 12 0 $232

Frequently asked questions

Auto-generated from federal data
What is Dr. Louis Littman's medical specialty?
Dr. Louis Littman practices Psychiatry Physician in Philadelphia, PA.
Where does Dr. Louis Littman practice?
Dr. Louis Littman practices at 1420 Walnut Street, Philadelphia, PA 19102. Office phone: 2157354888.
What is Dr. Louis Littman's NPI?
Dr. Louis Littman's National Provider Identifier (NPI) is 1790906733, issued by NPPES.