Doctor profile · Federal record

Dr. Daniel Oates, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Internal Medicine Physician · Boston, MA

  • NPI 1871551531
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
72 E Concord Street, Robinson 2
Boston, MA 02118
(617) 638-6100
fax (617) 638-6179
Mailing address
960 Massachusetts Ave Ste 2
Boston, MA 021182690

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 1, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Massachusetts #215230
Medicaid
MA #0199397

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871551531. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
111
Distinct HCPCS
3
Medicare allowed
$14,357
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 78 54 $135
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 17 15 $134
99213 Established patient office or other outpatient visit, 20-29 minutes 16 11 $96

In context: peer comparison

Among 18 peers in this city , average services per provider: 78. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,969
Patients
472
Total drug cost
$94,941
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 290 78 $5,266
Amlodipine Besylate Generic 227 62 $2,038
Metoprolol Succinate Generic 179 44 $3,262
Gabapentin Generic 167 37 $2,919
Lisinopril Generic 149 31 $1,402
Losartan Potassium Generic 132 34 $2,237
Sertraline Hcl Generic 117 24 $1,408
Diclofenac Sodium Generic 103 23 $1,594
Levothyroxine Sodium Generic 101 28 $1,402
Hydrochlorothiazide Generic 93 28 $299

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Oates's medical specialty?
Dr. Daniel Oates practices Geriatric Medicine (Internal Medicine) Physician in Boston, MA.
Where does Dr. Daniel Oates practice?
Dr. Daniel Oates practices at 72 E Concord Street, Boston, MA 02118. Office phone: 6176386100.
What is Dr. Daniel Oates's NPI?
Dr. Daniel Oates's National Provider Identifier (NPI) is 1871551531, issued by NPPES.
Does Dr. Daniel Oates accept Medicare assignment?
Yes. Dr. Daniel Oates accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Oates commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.