Doctor profile · Federal record

Dr. John Rinker, DO

Family Medicine Physician (CMS: Family Practice) · Emergency Medicine Physician · Emergency Medicine Physician · Pontiac, IL

  • NPI 1255449393
  • Accepts Medicare
  • 41 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 W Reynolds St
Pontiac, IL 617649673
(815) 842-3381
fax (815) 842-2861

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 26, 2011
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Illinois #036074643 · Indiana #02002903A
Medicaid
IL #036074643

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255449393. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
875
Distinct HCPCS
10
Medicare allowed
$79,692
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 339 161 $121
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 117 117 $123
81002 Urinalysis, manual test 91 76 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 81 63 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 62 46 $168
36415 Insertion of needle into vein for collection of blood sample 42 23 $8
82270 Stool analysis for blood to screen for colon tumors 41 41 $4
20610 Aspiration and/or injection of fluid from large joint 25 22 $63
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 20 12 $148
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free 16 16 $33

In context: peer comparison

Among 5 peers in Pontiac Family Medicine Physician, average services per provider: 78. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,912
Patients
701
Total drug cost
$40,402
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 377 89 $4,966
Levothyroxine Sodium Generic 320 80 $4,407
Amlodipine Besylate Generic 278 65 $2,856
Metformin Hcl Generic 236 51 $2,104
Losartan Potassium Generic 192 51 $2,884
Metoprolol Succinate Generic 190 45 $3,153
Omeprazole Generic 188 50 $2,176
Gabapentin Generic 182 42 $5,269
Alprazolam Generic 181 35 $1,682
Lisinopril Generic 173 52 $2,100

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Rinker's medical specialty?
Dr. John Rinker practices Family Medicine Physician in Pontiac, IL.
Where does Dr. John Rinker practice?
Dr. John Rinker practices at 1515 W Reynolds St, Pontiac, IL 617649673. Office phone: 8158423381.
What is Dr. John Rinker's NPI?
Dr. John Rinker's National Provider Identifier (NPI) is 1255449393, issued by NPPES.
Does Dr. John Rinker accept Medicare assignment?
Yes. Dr. John Rinker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Rinker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.