Doctor profile · Federal record

Dr. Ronald Ringwald, M.D.

Family Medicine Physician (CMS: Family Practice) · Spencerville, OH

  • NPI 1912945049
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
107 N Canal St
Spencerville, OH 458871121
(419) 647-4188
fax (419) 647-4421
Mailing address
424 E 4Th St
Spencerville, OH 458871210

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 21, 2019
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Ohio #35067497
Medicaid
OH #0218213

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912945049. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,723
Distinct HCPCS
10
Medicare allowed
$154,793
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 450 230 $120
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 268 268 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 215 162 $86
36415 Insertion of needle into vein for collection of blood sample 87 49 $8
G0008 Administration of influenza virus vaccine 84 84 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 83 83 $76
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 64 19 $71
82044 Urine microalbumin (protein) analysis 50 50 $6
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 48 17 $102
81003 Automated urinalysis test 47 33 $2

In context: peer comparison

Among 1 peers in Spencerville Family Medicine Physician, average services per provider: 68. This provider delivers 25× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,160
Patients
1,302
Total drug cost
$70,424
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 639 154 $8,107
Levothyroxine Sodium Generic 495 110 $6,608
Lisinopril Generic 490 124 $3,695
Omeprazole Generic 423 97 $5,954
Metformin Hcl Generic 399 107 $3,568
Potassium Chloride Generic 398 69 $13,688
Amlodipine Besylate Generic 391 97 $2,743
Gabapentin Generic 290 67 $8,023
Metoprolol Tartrate Generic 288 68 $2,199
Pantoprazole Sodium Generic 257 69 $3,214

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronald Ringwald's medical specialty?
Dr. Ronald Ringwald practices Family Medicine Physician in Spencerville, OH.
Where does Dr. Ronald Ringwald practice?
Dr. Ronald Ringwald practices at 107 N Canal St, Spencerville, OH 458871121. Office phone: 4196474188.
What is Dr. Ronald Ringwald's NPI?
Dr. Ronald Ringwald's National Provider Identifier (NPI) is 1912945049, issued by NPPES.
Does Dr. Ronald Ringwald accept Medicare assignment?
Yes. Dr. Ronald Ringwald accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Ringwald 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.