Doctor profile · Federal record

Dr. Mary Lake, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Hospitalist Physician · Topsham, ME

  • NPI 1578671871
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Wellness Way, Suite B
Topsham, ME 040861768
(207) 406-7667
fax (207) 406-7601

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 11, 2016
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Maine #R019912

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578671871. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$88
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Lundbeck LLC 4 $67.84
Otsuka America Pharmaceutical, INC. 1 $20.47

By nature of payment

Food and Beverage
$88

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
363
Patients
29
Total drug cost
$63,012
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 48 14 $896
Lisinopril Generic 41 15 $458
Omeprazole Generic 32 0 $391
Amlodipine Besylate Generic 29 0 $318
Furosemide Generic 28 0 $130
Gabapentin Generic 24 0 $655
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 23 0 $1,754
Metoprolol Succinate Generic 19 0 $524
Losartan Potassium Generic 18 0 $460
Carvedilol Generic 17 0 $193

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Lake's medical specialty?
Dr. Mary Lake practices Family Nurse Practitioner in Topsham, ME.
Where does Dr. Mary Lake practice?
Dr. Mary Lake practices at 1 Wellness Way, Topsham, ME 040861768. Office phone: 2074067667.
What is Dr. Mary Lake's NPI?
Dr. Mary Lake's National Provider Identifier (NPI) is 1578671871, issued by NPPES.
Does Dr. Mary Lake accept Medicare assignment?
Yes. Dr. Mary Lake accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.