Doctor profile · Federal record

Dr. Andrew Piper-Vallillo, MD

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

  • NPI 1346621927
  • Accepts Medicare
  • MIPS 88.4 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114
(617) 724-4600
Additional location
41 Mall RD
Burlington, MA 018050001
(781) 744-8000
Mailing address
55 Fruit St
Boston, MA 021142621

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
March 2, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State licenses (2)
Massachusetts #273273 · Massachusetts #L-263057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346621927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
815
Distinct HCPCS
7
Medicare allowed
$100,591
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 441 151 $102
99215 Established patient office or other outpatient visit, 40-54 minutes 226 99 $150
99205 New patient office or other outpatient visit, 60-74 minutes 45 45 $185
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 41 20 $126
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 19 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 21 $184
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 12 $138

In context: peer comparison

Among 103 peers in this city , average services per provider: 67. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
830
Patients
239
Total drug cost
$1,375,652
Drug Type Claims Patients Total cost
Anastrozole Generic 263 92 $10,362
Oxycodone Hcl Generic 95 25 $942
Prochlorperazine Maleate Generic 86 42 $1,504
Letrozole Generic 73 28 $2,217
Gabapentin Generic 58 0 $954
Prednisone Generic 40 13 $272
Tagrisso (Osimertinib Mesylate) Brand 40 0 $849,958
Tabrecta (Capmatinib Hydrochloride) Brand 32 0 $506,279
Dexamethasone Generic 29 15 $873
Tamoxifen Citrate Generic 23 0 $667

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Piper-Vallillo's medical specialty?
Dr. Andrew Piper-Vallillo practices Medical Oncology Physician in Boston, MA.
Where does Dr. Andrew Piper-Vallillo practice?
Dr. Andrew Piper-Vallillo practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6177244600.
What is Dr. Andrew Piper-Vallillo's NPI?
Dr. Andrew Piper-Vallillo's National Provider Identifier (NPI) is 1346621927, issued by NPPES.
Does Dr. Andrew Piper-Vallillo accept Medicare assignment?
Yes. Dr. Andrew Piper-Vallillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Piper-Vallillo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.