Doctor profile · Federal record

Dr. Mohamed Alwan, M.D.

Neurology Physician (CMS: Neurology) · Saint Louis, MO

  • NPI 1538542634
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
621 S New Ballas RD Ste 5003B
Saint Louis, MO 63141
(314) 251-8892
fax (314) 251-8894
Additional location
1438 S Grand Blvd
Saint Louis, MO 631041027
(314) 977-6082
fax (314) 977-6086
Additional location
615 S New Ballas RD
Saint Louis, MO 631418221
(314) 251-6075

Credentials & registration

NPPES · NUCC
NPI registered
July 2015 — 11 yrs on file
Profile last updated
July 22, 2019
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Missouri #2019024501

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538542634. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
572
Distinct HCPCS
5
Medicare allowed
$58,115
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 239 158 $77
G0425 Telehealth consultation, emergency department or initial inpatient, typically 30 minutes communicating with the patient via telehealth 121 121 $90
G0426 Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth 110 110 $127
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 69 47 $116
99291 Critical care, first 30-74 minutes 33 32 $208

In context: peer comparison

Among 66 peers in Saint Louis Neurology Physician, average services per provider: 431. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mohamed Alwan's medical specialty?
Dr. Mohamed Alwan practices Neurology Physician in Saint Louis, MO.
Where does Dr. Mohamed Alwan practice?
Dr. Mohamed Alwan practices at 621 S New Ballas RD Ste 5003B, Saint Louis, MO 63141. Office phone: 3142518892.
What is Dr. Mohamed Alwan's NPI?
Dr. Mohamed Alwan's National Provider Identifier (NPI) is 1538542634, issued by NPPES.
Does Dr. Mohamed Alwan accept Medicare assignment?
Yes. Dr. Mohamed Alwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohamed Alwan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Telehealth consultation, emergency department or initial inpatient, typically 30 minutes communicating with the patient via telehealth (HCPCS G0425); Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth (HCPCS G0426). Source: CMS Medicare Physician & Other Practitioners file.