Doctor profile · Federal record

Dr. Alexander Mammen, M.D.

Family Medicine Physician (CMS: Family Practice) · Saint Louis, MO

  • NPI 1609874734
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4530 Lemay Ferry RD, Suite M
Saint Louis, MO 631291600
(314) 487-8724
fax (314) 487-0443

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
October 16, 2017
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Missouri #36849

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609874734. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
310
Distinct HCPCS
6
Medicare allowed
$30,608
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 104 67 $173
96160 Administration and interpretation of patient-focused health risk assessment 55 55 $3
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 55 55 $125
G0444 Annual depression screening, 5 to 15 minutes 50 50 $18
99213 Established patient office or other outpatient visit, 20-29 minutes 25 21 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 21 18 $124

In context: peer comparison

Among 71 peers in this city , average services per provider: 73. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$157
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PROCEPT BioRobotics Corporation 1 $157.03

By nature of payment

Food and Beverage
$157

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,088
Patients
610
Total drug cost
$30,652
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 244 65 $4,808
Simvastatin Generic 241 65 $1,842
Metformin Hcl Er (Metformin Hcl) Brand 190 52 $2,067
Atorvastatin Calcium Generic 160 44 $2,306
Metoprolol Succinate Generic 134 33 $2,746
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 129 28 $3,939
Lisinopril Generic 128 32 $816
Amlodipine Besylate Generic 114 31 $1,079
Levothyroxine Sodium Generic 112 32 $3,329
Trazodone Hcl Generic 111 35 $1,658

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Mammen's medical specialty?
Dr. Alexander Mammen practices Family Medicine Physician in Saint Louis, MO.
Where does Dr. Alexander Mammen practice?
Dr. Alexander Mammen practices at 4530 Lemay Ferry RD, Saint Louis, MO 631291600. Office phone: 3144878724.
What is Dr. Alexander Mammen's NPI?
Dr. Alexander Mammen's National Provider Identifier (NPI) is 1609874734, issued by NPPES.
Does Dr. Alexander Mammen accept Medicare assignment?
Yes. Dr. Alexander Mammen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Mammen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Administration and interpretation of patient-focused health risk assessment (HCPCS 96160); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.