Doctor profile · Federal record

Dr. Evelyn Loo, MD

Hospitalist Physician (CMS: Internal Medicine) · Richmond, CA

  • NPI 1124107263
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
901 Nevin Ave
Richmond, CA 948013143
(510) 307-1500
Mailing address
1800 Harrison St Fl 7
Oakland, CA 946123429

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A61631
Medicaid
CA #00A616310

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124107263. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$228
HCPCS Description Services Patients Avg allowed
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 13 12 $18

In context: peer comparison

Among 7 peers in this city , average services per provider: 45. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Hologic Sales and Service, LLC 1 $26.97

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,489
Patients
511
Total drug cost
$45,896
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 336 103 $10,398
Amlodipine Besylate Generic 211 64 $5,497
Losartan Potassium Generic 173 59 $5,932
Metformin Hcl Generic 121 42 $3,158
Alendronate Sodium Generic 81 27 $2,457
Lisinopril Generic 74 25 $1,751
Simvastatin Generic 72 23 $1,889
Finasteride Generic 69 23 $2,761
Tamsulosin Hcl Generic 68 28 $3,701
Hydrochlorothiazide Generic 56 20 $495

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Evelyn Loo's medical specialty?
Dr. Evelyn Loo practices Hospitalist Physician in Richmond, CA.
Where does Dr. Evelyn Loo practice?
Dr. Evelyn Loo practices at 901 Nevin Ave, Richmond, CA 948013143. Office phone: 5103071500.
What is Dr. Evelyn Loo's NPI?
Dr. Evelyn Loo's National Provider Identifier (NPI) is 1124107263, issued by NPPES.
Does Dr. Evelyn Loo accept Medicare assignment?
Yes. Dr. Evelyn Loo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Evelyn Loo commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.