Doctor profile · Federal record

Dr. Ronald Collins, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Oskaloosa, IA

  • NPI 1851592018
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1229 C Ave E
Oskaloosa, IA 525774298
(641) 672-3394
Additional location
210 4Th Ave
Grinnell, IA 501121898
(641) 236-2382

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
January 28, 2026
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Iowa #39422 · Illinois #125050346
Medicaid (2)
IL #036119753 · IA #1669420501

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851592018. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
633
Distinct HCPCS
6
Medicare allowed
$65,323
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 238 105 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 170 80 $74
99238 Hospital discharge day management, 30 minutes or less 89 84 $75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 83 79 $162
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 33 33 $121
99239 Hospital discharge day management, more than 30 minutes 20 20 $107

In context: peer comparison

Among 2 peers in this city , average services per provider: 70. This provider delivers 9.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
123
Patients
76
Total drug cost
$1,032
Drug Type Claims Patients Total cost
Prednisone Generic 29 21 $84
Atorvastatin Calcium Generic 25 0 $278
Cefdinir Generic 24 24 $280
Potassium Chloride Generic 18 17 $219
Furosemide Generic 16 14 $55
Pantoprazole Sodium Generic 11 0 $116

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronald Collins's medical specialty?
Dr. Ronald Collins practices Internal Medicine Physician in Oskaloosa, IA.
Where does Dr. Ronald Collins practice?
Dr. Ronald Collins practices at 1229 C Ave E, Oskaloosa, IA 525774298. Office phone: 6416723394.
What is Dr. Ronald Collins's NPI?
Dr. Ronald Collins's National Provider Identifier (NPI) is 1851592018, issued by NPPES.
Does Dr. Ronald Collins accept Medicare assignment?
Yes. Dr. Ronald Collins accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Collins commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.