Doctor profile · Federal record

Dr. Daniel Simpson, MD

Internal Medicine Physician (CMS: Family Practice) · Emergency Medicine Physician · Brookline, MA

  • NPI 1043277643
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Brookline Pl Ste 225
Brookline, MA 02445
(857) 307-4400
Additional location
1180 Beacon St
Brookline, MA 024463885
(617) 278-1700

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 19, 2019
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #57155
Medicaid
MA #3087875

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043277643. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
354
Distinct HCPCS
8
Medicare allowed
$40,657
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 135 78 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 63 50 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 54 54 $142
G0008 Administration of influenza virus vaccine 31 31 $34
90662 Influenza vaccine split virus, preservative free 25 25 $72
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 16 16 $8
99443 Telephone medical discussion with physician, 21-30 minutes 16 14 $140
99215 Established patient office or other outpatient visit, 40-54 minutes 14 13 $196

In context: peer comparison

Among 11 peers in this city , average services per provider: 89. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,155
Patients
312
Total drug cost
$70,765
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 237 73 $3,890
Amlodipine Besylate Generic 181 54 $1,844
Lisinopril Generic 125 37 $1,437
Omeprazole Generic 103 32 $1,721
Levothyroxine Sodium Generic 77 26 $1,282
Metoprolol Succinate Generic 77 23 $2,126
Famotidine Generic 52 11 $603
Ozempic (Semaglutide) Brand 44 0 $53,819
Trazodone Hcl Generic 43 13 $678
Oxycodone Hcl Generic 39 0 $715

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Simpson's medical specialty?
Dr. Daniel Simpson practices Internal Medicine Physician in Brookline, MA.
Where does Dr. Daniel Simpson practice?
Dr. Daniel Simpson practices at 1 Brookline Pl Ste 225, Brookline, MA 02445. Office phone: 8573074400.
What is Dr. Daniel Simpson's NPI?
Dr. Daniel Simpson's National Provider Identifier (NPI) is 1043277643, issued by NPPES.
Does Dr. Daniel Simpson accept Medicare assignment?
Yes. Dr. Daniel Simpson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Simpson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.