Doctor profile · Federal record

Dr. Mark McGowan, MD

Internal Medicine Physician · Pulmonary Disease Physician · Santa Monica, CA

  • NPI 1720015902
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1260 15Th St, 1501
Santa Monica, CA 904041135
(310) 656-1700
fax (310) 458-1061
Mailing address
5767 W Century Blvd, Suite 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 25, 2020
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G39850

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720015902. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,150
Distinct HCPCS
10
Medicare allowed
$74,125
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 405 188 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 154 104 $93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 137 137 $54
36415 Insertion of needle into vein for collection of blood sample 121 118 $8
G0008 Administration of influenza virus vaccine 78 75 $33
90662 Influenza vaccine split virus, preservative free 74 72 $72
90480 Admn sarscov2 vacc 1 dose 30 30 $45
91320 Sarscv2 vac 30mcg trs-suc im 30 30 $128
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 29 29 $15
99442 Telephone medical discussion with physician, 11-20 minutes 27 22 $84

In context: peer comparison

Among 58 peers in this city , average services per provider: 97. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,740
Patients
761
Total drug cost
$43,263
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 486 143 $4,140
Atorvastatin Calcium Generic 404 119 $5,829
Levothyroxine Sodium Generic 221 60 $4,860
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 208 54 $6,177
Gabapentin Generic 200 39 $3,416
Lisinopril Generic 164 46 $1,555
Omeprazole Generic 133 37 $2,227
Alendronate Sodium Generic 125 42 $1,221
Chlorthalidone Generic 123 36 $2,930
Tamsulosin Hcl Generic 118 33 $1,929

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark McGowan's medical specialty?
Dr. Mark McGowan practices Internal Medicine Physician in Santa Monica, CA.
Where does Dr. Mark McGowan practice?
Dr. Mark McGowan practices at 1260 15Th St, Santa Monica, CA 904041135. Office phone: 3106561700.
What is Dr. Mark McGowan's NPI?
Dr. Mark McGowan's National Provider Identifier (NPI) is 1720015902, issued by NPPES.
What procedures does Dr. Mark McGowan 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.