Doctor profile · Federal record

Dr. Jennifer Stone, M.D.

Hematology & Oncology Physician · Ayer, MA

  • NPI 1770672347
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Groton RD
Ayer, MA 014321168
(978) 784-9357
Mailing address
74 Stone RD
Belmont, MA 024783521

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
October 4, 2011
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #76203

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770672347. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
154
Distinct HCPCS
4
Medicare allowed
$18,413
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 107 75 $102
99215 Established patient office or other outpatient visit, 40-54 minutes 22 19 $153
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $142
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $193

In context: peer comparison

Among 1 peers in Ayer Hematology & Oncology Physician, average services per provider: 38. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
115
Patients
14
Total drug cost
$26,162
Drug Type Claims Patients Total cost
Letrozole Generic 48 14 $1,478
Anastrozole Generic 18 0 $483
Prednisone Generic 16 0 $127
Abiraterone Acetate Generic 11 0 $8,380
Imatinib Mesylate Generic 11 0 $15,400
Prochlorperazine Maleate Generic 11 0 $295

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Stone's medical specialty?
Dr. Jennifer Stone practices Hematology & Oncology Physician in Ayer, MA.
Where does Dr. Jennifer Stone practice?
Dr. Jennifer Stone practices at 200 Groton RD, Ayer, MA 014321168. Office phone: 9787849357.
What is Dr. Jennifer Stone's NPI?
Dr. Jennifer Stone's National Provider Identifier (NPI) is 1770672347, issued by NPPES.
What procedures does Dr. Jennifer Stone 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 99204). Source: CMS Medicare Physician & Other Practitioners file.