Doctor profile · Federal record

Dr. Kerry Riker, M. D.

Internal Medicine Physician (CMS: Internal Medicine) · Bangor, ME

  • NPI 1033199591
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 Broadway
Bangor, ME 044011900
(207) 907-3300
fax (207) 907-1923
Mailing address
C/O St Marys Health System - Provider Enrollment, Po Box 7291
Lewiston, ME 042437291

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
February 3, 2022
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Maine #MD13156
Medicaid
ME #000210032

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033199591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
475
Distinct HCPCS
3
Medicare allowed
$23,981
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 225 127 $70
99213 Established patient office or other outpatient visit, 20-29 minutes 128 122 $60
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 122 122 $4

In context: peer comparison

Among 23 peers in Bangor Internal Medicine Physician, average services per provider: 91. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,816
Patients
506
Total drug cost
$129,256
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 190 51 $3,100
Lisinopril Generic 189 54 $2,191
Atorvastatin Calcium Generic 159 49 $2,819
Amlodipine Besylate Generic 156 44 $1,464
Rosuvastatin Calcium Generic 145 41 $4,187
Hydrochlorothiazide Generic 131 34 $600
Gabapentin Generic 125 41 $3,824
Pantoprazole Sodium Generic 118 35 $1,981
Losartan Potassium Generic 108 30 $1,348
Metoprolol Succinate Generic 93 21 $1,879

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kerry Riker's medical specialty?
Dr. Kerry Riker practices Internal Medicine Physician in Bangor, ME.
Where does Dr. Kerry Riker practice?
Dr. Kerry Riker practices at 900 Broadway, Bangor, ME 044011900. Office phone: 2079073300.
What is Dr. Kerry Riker's NPI?
Dr. Kerry Riker's National Provider Identifier (NPI) is 1033199591, issued by NPPES.
Does Dr. Kerry Riker accept Medicare assignment?
Yes. Dr. Kerry Riker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kerry Riker 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.