Doctor profile · Federal record

Dr. Mandy Massey, NP

Nurse Practitioner · Waterville, ME

  • NPI 1588391007
  • Accepts Medicare
  • MIPS 74.3 / 100 · 2023
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
149 North St
Waterville, ME 049014974
(207) 872-1280
fax (207) 872-1284

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Maine #CNP221300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588391007. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
95
Distinct HCPCS
2
Medicare allowed
$1,622
HCPCS Description Services Patients Avg allowed
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 77 72 $17
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 18 18 $17

In context: peer comparison

Among 8 peers in Waterville Nurse Practitioner, average services per provider: 59. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Cordis US Corp. 1 $23.91

By nature of payment

Food and Beverage
$24

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mandy Massey's medical specialty?
Dr. Mandy Massey practices Nurse Practitioner in Waterville, ME.
Where does Dr. Mandy Massey practice?
Dr. Mandy Massey practices at 149 North St, Waterville, ME 049014974. Office phone: 2078721280.
What is Dr. Mandy Massey's NPI?
Dr. Mandy Massey's National Provider Identifier (NPI) is 1588391007, issued by NPPES.
Does Dr. Mandy Massey accept Medicare assignment?
Yes. Dr. Mandy Massey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mandy Massey commonly perform?
Top Medicare-reported procedures in 2023: Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (HCPCS 93016); Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (HCPCS 93016). Source: CMS Medicare Physician & Other Practitioners file.