Doctor profile · Federal record

Dr. David Fisher, MD

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

  • NPI 1770542391
  • Accepts Medicare
  • MIPS 83.1 / 100 · 2023
  • 37 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
44 Binney St, D1830
Boston, MA 02115
(617) 632-6844
fax (617) 632-4422

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
March 6, 2026
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
Massachusetts #80650

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770542391. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
909
Distinct HCPCS
10
Medicare allowed
$87,004
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 390 271 $71
99214 Established patient office or other outpatient visit, 30-39 minutes 267 148 $104
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 62 19 $85
99215 Established patient office or other outpatient visit, 40-54 minutes 59 47 $154
99205 New patient office or other outpatient visit, 60-74 minutes 48 48 $194
99213 Established patient office or other outpatient visit, 20-29 minutes 30 23 $68
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $143
99443 Telephone medical discussion with physician, 21-30 minutes 14 11 $104
99214 Established patient office or other outpatient visit, 30-39 minutes 12 11 $102
99238 Hospital discharge day management, 30 minutes or less 12 11 $87

In context: peer comparison

Among 26 peers in Boston Hematology (Internal Medicine) Physician, average services per provider: 95. This provider delivers 9.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
407
Patients
90
Total drug cost
$2,605,637
Drug Type Claims Patients Total cost
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 75 20 $454
Brukinsa (Zanubrutinib) Brand 74 13 $1,024,450
Acyclovir Generic 55 13 $880
Calquence (Acalabrutinib Maleate) Brand 43 0 $659,088
Prednisone Generic 43 18 $224
Jaypirca (Pirtobrutinib) Brand 23 0 $523,881
Ondansetron Hcl Generic 21 14 $207
Dexamethasone Generic 20 12 $306
Allopurinol Generic 16 0 $119
Imbruvica (Ibrutinib) Brand 14 0 $227,247

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Fisher's medical specialty?
Dr. David Fisher practices Hematology (Internal Medicine) Physician in Boston, MA.
Where does Dr. David Fisher practice?
Dr. David Fisher practices at 44 Binney St, Boston, MA 02115. Office phone: 6176326844.
What is Dr. David Fisher's NPI?
Dr. David Fisher's National Provider Identifier (NPI) is 1770542391, issued by NPPES.
Does Dr. David Fisher accept Medicare assignment?
Yes. Dr. David Fisher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Fisher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.