Doctor profile · Federal record

Dr. Peter Clark, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Family Medicine Physician · Lewiston, ME

  • NPI 1770517260
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
300 Main St
Lewiston, ME 042407027
(207) 795-0111
Additional location
10 Goodall Dr, Suite 900
East Waterboro, ME 040305214
(207) 490-7760
fax (207) 247-8460

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 5, 2018
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Maine #DO1775 · Maine #1775

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770517260. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
192
Distinct HCPCS
3
Medicare allowed
$23,233
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 112 112 $115
99285 Emergency department visit with high level of medical decision making 50 50 $167
99283 Emergency department visit with low level of medical decision making 30 30 $68

In context: peer comparison

Among 15 peers in this city , average services per provider: 53. This provider delivers 3.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
61
Patients
59
Total drug cost
$769
Drug Type Claims Patients Total cost
Prednisone Generic 22 20 $32
Azithromycin Generic 15 15 $114
Cefpodoxime Proxetil Generic 12 12 $566
Ondansetron Hcl Generic 12 12 $57

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Clark's medical specialty?
Dr. Peter Clark practices Emergency Medicine Physician in Lewiston, ME.
Where does Dr. Peter Clark practice?
Dr. Peter Clark practices at 300 Main St, Lewiston, ME 042407027. Office phone: 2077950111.
What is Dr. Peter Clark's NPI?
Dr. Peter Clark's National Provider Identifier (NPI) is 1770517260, issued by NPPES.
Does Dr. Peter Clark accept Medicare assignment?
Yes. Dr. Peter Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Clark commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.