Doctor profile · Federal record

Dr. Andrew Gillis-Smith, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Worcester, MA

  • NPI 1063859387
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N
Worcester, MA 016550002
(774) 442-3903
fax (774) 442-6715
Additional location
157 Union St
Marlborough, MA 017521228
(508) 486-6700
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
May 7, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #283509
Medicaid
MA #110126318A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063859387. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
412
Distinct HCPCS
6
Medicare allowed
$38,032
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 132 73 $67
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 105 31 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 72 46 $99
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 47 22 $121
99215 Established patient office or other outpatient visit, 40-54 minutes 44 30 $146
99239 Hospital discharge day management, more than 30 minutes 12 12 $117

In context: peer comparison

Among 15 peers in Worcester Hematology & Oncology Physician, average services per provider: 699. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$91
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Genentech USA, INC. 1 $90.77

By nature of payment

Food and Beverage
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
157
Patients
11
Total drug cost
$391,202
Drug Type Claims Patients Total cost
Brukinsa (Zanubrutinib) Brand 32 0 $376,592
Acyclovir Generic 31 11 $956
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 31 0 $166
Eliquis (Apixaban) Brand 21 0 $13,297
Prednisone Generic 19 0 $55
Sertraline Hcl Generic 12 0 $103
Furosemide Generic 11 0 $32

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Gillis-Smith's medical specialty?
Dr. Andrew Gillis-Smith practices Hematology & Oncology Physician in Worcester, MA.
Where does Dr. Andrew Gillis-Smith practice?
Dr. Andrew Gillis-Smith practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 7744423903.
What is Dr. Andrew Gillis-Smith's NPI?
Dr. Andrew Gillis-Smith's National Provider Identifier (NPI) is 1063859387, issued by NPPES.
Does Dr. Andrew Gillis-Smith accept Medicare assignment?
Yes. Dr. Andrew Gillis-Smith accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Gillis-Smith commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.