Doctor profile · Federal record

Dr. Hanno Hock, MD PHD

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

  • NPI 1366520553
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit Street, Hematology Oncology Yaw 7B
Boston, MA 02114
(617) 724-4000
Mailing address
Po Box 9142, Mass General Physicians Organization
Charlestown, MA 021299142

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Massachusetts #151091
Medicaid
MA #3195597

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366520553. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
666
Distinct HCPCS
4
Medicare allowed
$92,724
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 343 42 $126
99215 Established patient office or other outpatient visit, 40-54 minutes 279 28 $152
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 22 $184
99239 Hospital discharge day management, more than 30 minutes 20 18 $123

In context: peer comparison

Among 103 peers in this city , average services per provider: 67. This provider delivers 9.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
88
Patients
0
Total drug cost
$8,399
Drug Type Claims Patients Total cost
Acyclovir Generic 27 0 $489
Fluconazole Generic 26 0 $951
Allopurinol Generic 12 0 $155
Mercaptopurine Generic 12 0 $510
Xarelto (Rivaroxaban) Brand 11 0 $6,295

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hanno Hock's medical specialty?
Dr. Hanno Hock practices Medical Oncology Physician in Boston, MA.
Where does Dr. Hanno Hock practice?
Dr. Hanno Hock practices at 55 Fruit Street, Boston, MA 02114. Office phone: 6177244000.
What is Dr. Hanno Hock's NPI?
Dr. Hanno Hock's National Provider Identifier (NPI) is 1366520553, issued by NPPES.
Does Dr. Hanno Hock accept Medicare assignment?
Yes. Dr. Hanno Hock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hanno Hock commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.