Doctor profile · Federal record

Dr. Douglas Starr, MD

Family Medicine Physician (CMS: Family Practice) · Diamond Bar, CA

  • NPI 1154322998
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1514 Valley Vista Dr
Diamond Bar, CA 917653929
(909) 860-1144
fax (909) 860-8307

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
November 10, 2021
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G41594

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154322998. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,552
Distinct HCPCS
10
Medicare allowed
$121,493
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 472 187 $98
36415 Insertion of needle into vein for collection of blood sample 342 186 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 339 165 $139
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 82 82 $76
G0008 Administration of influenza virus vaccine 82 82 $29
96372 Injection of drug or substance under skin or into muscle 41 11 $15
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 35 13 $26
G0009 Administration of pneumococcal vaccine 27 27 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 27 27 $140
71046 X-ray of chest, 2 views 22 15 $28

In context: peer comparison

Among 8 peers in Diamond Bar Family Medicine Physician, average services per provider: 91. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$169
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $49.28
Esperion Therapeutics, INC. 2 $34.86
Pfizer INC. 1 $26.94
Lilly USA, LLC 1 $23.91
Abbvie INC. 1 $18.88
Novo Nordisk INC 1 $15.13

By nature of payment

Food and Beverage
$169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,848
Patients
1,091
Total drug cost
$60,258
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 545 150 $7,564
Amlodipine Besylate Generic 347 89 $2,751
Levothyroxine Sodium Generic 317 85 $7,663
Metformin Hcl Generic 284 80 $2,922
Simvastatin Generic 278 73 $3,230
Losartan Potassium Generic 263 76 $4,619
Lisinopril Generic 260 76 $2,384
Montelukast Sodium Generic 254 93 $3,254
Metoprolol Succinate Generic 252 69 $5,983
Pantoprazole Sodium Generic 237 69 $2,686

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Starr's medical specialty?
Dr. Douglas Starr practices Family Medicine Physician in Diamond Bar, CA.
Where does Dr. Douglas Starr practice?
Dr. Douglas Starr practices at 1514 Valley Vista Dr, Diamond Bar, CA 917653929. Office phone: 9098601144.
What is Dr. Douglas Starr's NPI?
Dr. Douglas Starr's National Provider Identifier (NPI) is 1154322998, issued by NPPES.
Does Dr. Douglas Starr accept Medicare assignment?
Yes. Dr. Douglas Starr accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Starr commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.