Doctor profile · Federal record

Dr. Alex Messina, MD

Internal Medicine Physician (CMS: Internal Medicine) · Santa Monica, CA

  • NPI 1902867823
  • Accepts Medicare
  • 61 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2021 Santa Monica Blvd, #101E
Santa Monica, CA 90404
(310) 453-1103
fax (310) 453-9633

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1965 — 61 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A23984

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902867823. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54
Distinct HCPCS
2
Medicare allowed
$7,495
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 42 23 $138
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 12 12 $140

In context: peer comparison

Among 58 peers in this city , average services per provider: 97. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $28.82

By nature of payment

Food and Beverage
$29

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,545
Patients
469
Total drug cost
$46,283
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 365 105 $14,368
Amlodipine Besylate Generic 269 77 $2,644
Lisinopril Generic 174 59 $1,819
Atorvastatin Calcium Generic 169 52 $2,373
Levothyroxine Sodium Generic 99 30 $2,165
Metformin Hcl Generic 68 21 $610
Tamsulosin Hcl Generic 64 21 $1,372
Glipizide Er (Glipizide) Brand 57 15 $2,315
Metoprolol Succinate Generic 57 21 $2,129
Losartan Potassium Generic 54 21 $695

Frequently asked questions

Auto-generated from federal data
What is Dr. Alex Messina's medical specialty?
Dr. Alex Messina practices Internal Medicine Physician in Santa Monica, CA.
Where does Dr. Alex Messina practice?
Dr. Alex Messina practices at 2021 Santa Monica Blvd, Santa Monica, CA 90404. Office phone: 3104531103.
What is Dr. Alex Messina's NPI?
Dr. Alex Messina's National Provider Identifier (NPI) is 1902867823, issued by NPPES.
Does Dr. Alex Messina accept Medicare assignment?
Yes. Dr. Alex Messina accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alex Messina commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.