Doctor profile · Federal record

Dr. Walter Doerfler, D.O.

Family Medicine Physician (CMS: Family Practice) · Orono, ME

  • NPI 1043252430
  • Accepts Medicare
  • MIPS 83.5 / 100 · 2023
  • 26 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
84 Kelley RD
Orono, ME 044733416
(207) 866-4399
fax (207) 866-4538
Mailing address
15 Middle St
Orono, ME 044734030

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Maine #1774

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043252430. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
434
Distinct HCPCS
5
Medicare allowed
$54,747
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 225 204 $116
99285 Emergency department visit with high level of medical decision making 119 104 $169
99283 Emergency department visit with low level of medical decision making 60 56 $69
99291 Critical care, first 30-74 minutes 19 19 $205
99282 Emergency department visit with straightforward medical decision making 11 11 $40

In context: peer comparison

Among 3 peers in Orono Family Medicine Physician, average services per provider: 80. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
63
Total drug cost
$318
Drug Type Claims Patients Total cost
Prednisone Generic 29 28 $69
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $111
Ciprofloxacin Hcl Generic 11 11 $83
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 11 11 $54

Frequently asked questions

Auto-generated from federal data
What is Dr. Walter Doerfler's medical specialty?
Dr. Walter Doerfler practices Family Medicine Physician in Orono, ME.
Where does Dr. Walter Doerfler practice?
Dr. Walter Doerfler practices at 84 Kelley RD, Orono, ME 044733416. Office phone: 2078664399.
What is Dr. Walter Doerfler's NPI?
Dr. Walter Doerfler's National Provider Identifier (NPI) is 1043252430, issued by NPPES.
Does Dr. Walter Doerfler accept Medicare assignment?
Yes. Dr. Walter Doerfler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Doerfler 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.