Doctor profile · Federal record

Dr. Oscar Schwartz, M.D.

Sleep Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Saint Louis, MO

  • NPI 1003807314
  • 21 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
969 N Mason RD, Suite 250
Saint Louis, MO 631416338
(314) 996-8072
fax (314) 996-8167
Mailing address
670 Mason Ridge Center Dr, Ste 300
Saint Louis, MO 631418573

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
February 12, 2021
Specialty taxonomy
207RS0012X — NUCC code
State licenses (2)
Missouri #R2B77 · Illinois #036082038
Medicaid
MO #201566726

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003807314. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
932
Distinct HCPCS
9
Medicare allowed
$90,711
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 386 333 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 207 173 $123
99212 Established patient office or other outpatient visit, 10-19 minutes 82 81 $54
95810 Sleep study in sleep lab (6 years or older) 62 59 $112
95806 Sleep study including heart rate, breathing, airflow, and effort 56 54 $43
99203 New patient office or other outpatient visit, 30-44 minutes 51 51 $107
95811 Sleep study in sleep lab with continuous airway pressure (6 years or older) 41 41 $119
99215 Established patient office or other outpatient visit, 40-54 minutes 34 29 $173
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $162

In context: peer comparison

Among 2 peers in Saint Louis Sleep Medicine (Internal Medicine) Physician, average services per provider: 96. This provider delivers 9.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$136
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Harmony Biosciences LLC 1 $45.81
Resmed Corp 1 $37.06
Inspire Medical Systems, INC. 1 $22.59
Axsome Therapeutics, INC. 1 $16.53
Avadel CNS Pharmaceuticals, LLC 1 $14.50

By nature of payment

Food and Beverage
$136

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,034
Patients
363
Total drug cost
$500,649
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 324 126 $5,819
Gabapentin Generic 270 110 $5,267
Pramipexole Dihydrochloride (Pramipexole di-Hcl) Brand 118 43 $1,967
Clonazepam Generic 81 23 $511
Temazepam Generic 34 0 $1,611
Ropinirole Hcl Generic 27 12 $707
Xyrem (Sodium Oxybate) Brand 24 0 $480,549
Azelastine Hcl Generic 22 14 $1,063
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 22 0 $818
Ipratropium Bromide Generic 22 12 $709

Frequently asked questions

Auto-generated from federal data
What is Dr. Oscar Schwartz's medical specialty?
Dr. Oscar Schwartz practices Sleep Medicine (Internal Medicine) Physician in Saint Louis, MO.
Where does Dr. Oscar Schwartz practice?
Dr. Oscar Schwartz practices at 969 N Mason RD, Saint Louis, MO 631416338. Office phone: 3149968072.
What is Dr. Oscar Schwartz's NPI?
Dr. Oscar Schwartz's National Provider Identifier (NPI) is 1003807314, issued by NPPES.
What procedures does Dr. Oscar Schwartz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.