Doctor profile · Federal record

Dr. James Doolin, M.D.

Hematology (Internal Medicine) Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Boston, MA

  • NPI 1679923817
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
330 Brookline Ave
Boston, MA 022155400
(617) 667-7000
Additional location
41 Mall RD
Burlington, MA 018055400
(781) 744-8000
Mailing address
Provider Enrollment 41 Mall Road
Burlington, MA 018050001

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
May 3, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
Massachusetts #278961

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679923817. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
155
Distinct HCPCS
3
Medicare allowed
$20,863
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 99 66 $148
99214 Established patient office or other outpatient visit, 30-39 minutes 45 41 $103
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $141

In context: peer comparison

Among 26 peers in this city , average services per provider: 95. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SpringWorks Therapeutics, Inc. 1 $17.57

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
176
Patients
33
Total drug cost
$107,594
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 40 19 $820
Eliquis (Apixaban) Brand 29 0 $21,130
Orgovyx (Relugolix) Brand 27 0 $71,642
Prochlorperazine Maleate Generic 16 14 $242
Furosemide Generic 14 0 $54
Olanzapine Generic 14 0 $419
Spironolactone Generic 13 0 $125
Creon (Lipase/Protease/Amylase) Brand 12 0 $12,896
Azelastine Hcl Generic 11 0 $265

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Doolin's medical specialty?
Dr. James Doolin practices Hematology (Internal Medicine) Physician in Boston, MA.
Where does Dr. James Doolin practice?
Dr. James Doolin practices at 330 Brookline Ave, Boston, MA 022155400. Office phone: 6176677000.
What is Dr. James Doolin's NPI?
Dr. James Doolin's National Provider Identifier (NPI) is 1679923817, issued by NPPES.
Does Dr. James Doolin accept Medicare assignment?
Yes. Dr. James Doolin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Doolin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.