Doctor profile · Federal record

Dr. Roger Inhorn, MD-PHD

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Hematology & Oncology Physician · Rockport, ME

  • NPI 1831137405
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
6 Glen Cove Dr Ste 360
Rockport, ME 048564272
(207) 921-8969
fax (207) 910-4407
Additional location
116 Northport Ave Ste 112
Belfast, ME 049156096
(207) 505-4163
fax (207) 613-2570
Additional location
159 Main St
Norway, ME 042685638
(207) 743-2945
fax (207) 743-2751

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 30, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Maine #MD16624

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831137405. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
874
Distinct HCPCS
5
Medicare allowed
$69,204
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 393 212 $91
99213 Established patient office or other outpatient visit, 20-29 minutes 381 268 $62
99215 Established patient office or other outpatient visit, 40-54 minutes 48 44 $129
99442 Telephone medical discussion with physician, 11-20 minutes 33 24 $55
99443 Telephone medical discussion with physician, 21-30 minutes 19 17 $85

In context: peer comparison

Among 1 peers in this city , average services per provider: 174. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$93
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Tempus AI, Inc 1 $68.85
Novartis Pharmaceuticals Corporation 1 $24.30

By nature of payment

Food and Beverage
$93

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
901
Patients
380
Total drug cost
$738,342
Drug Type Claims Patients Total cost
Prochlorperazine Maleate Generic 105 77 $1,335
Prednisone Generic 97 34 $635
Dexamethasone Generic 90 54 $1,869
Anastrozole Generic 87 29 $2,709
Ondansetron Hcl Generic 76 54 $1,436
Letrozole Generic 63 27 $3,155
Abiraterone Acetate Generic 59 12 $219,866
Tamoxifen Citrate Generic 58 20 $3,534
Eliquis (Apixaban) Brand 46 15 $42,029
Gabapentin Generic 46 11 $702

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Inhorn's medical specialty?
Dr. Roger Inhorn practices Medical Oncology Physician in Rockport, ME.
Where does Dr. Roger Inhorn practice?
Dr. Roger Inhorn practices at 6 Glen Cove Dr Ste 360, Rockport, ME 048564272. Office phone: 2079218969.
What is Dr. Roger Inhorn's NPI?
Dr. Roger Inhorn's National Provider Identifier (NPI) is 1831137405, issued by NPPES.
Does Dr. Roger Inhorn accept Medicare assignment?
Yes. Dr. Roger Inhorn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Inhorn 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 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.