Doctor profile · Federal record

Dr. Maria Hamilton, MD

Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA

  • NPI 1972704856
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4733 W Sunset Blvd
Los Angeles, CA 900276021
(323) 783-4011

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
September 23, 2008
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A72291

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972704856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
544
Distinct HCPCS
7
Medicare allowed
$40,987
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 308 210 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 111 92 $88
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 70 70 $70
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $85
99212 Established patient office or other outpatient visit, 10-19 minutes 15 15 $45
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $140
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 11 11 $166

In context: peer comparison

Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 3.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,645
Patients
567
Total drug cost
$32,845
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 284 91 $5,767
Amlodipine Besylate Generic 209 83 $2,360
Levothyroxine Sodium Generic 162 44 $4,220
Losartan Potassium Generic 122 46 $2,502
Pravastatin Sodium Generic 116 43 $2,927
Lisinopril Generic 110 39 $1,489
Gabapentin Generic 85 36 $2,772
Omeprazole Generic 84 32 $1,610
Metformin Hcl ER (Metformin Hcl) Brand 73 27 $1,051
Rosuvastatin Calcium Generic 73 31 $2,900

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Hamilton's medical specialty?
Dr. Maria Hamilton practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Maria Hamilton practice?
Dr. Maria Hamilton practices at 4733 W Sunset Blvd, Los Angeles, CA 900276021. Office phone: 3237834011.
What is Dr. Maria Hamilton's NPI?
Dr. Maria Hamilton's National Provider Identifier (NPI) is 1972704856, issued by NPPES.
Does Dr. Maria Hamilton accept Medicare assignment?
Yes. Dr. Maria Hamilton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Hamilton 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.