Ronald Sims, M.D.
NPI 1639138837 · Neurology Physician · Dubuque, IA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Sims, M.D. is a Neurology Physician provider in Dubuque, IA (NPI 1639138837).
Provider details
- NPI number
- 1639138837
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 27457 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
514 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 177 | $87 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 70 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $118 |
| Nerve Conduction, 9-10 Studies95911 | 52 | $194 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 37 | $154 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 70 | 17 |
| Gabapentin | 54 | 18 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 31 | — |
| Carbamazepine | 29 | — |
| Topiramate | 27 | — |
| Donepezil Hcl | 22 | — |
| Nortriptyline Hcl | 19 | — |
| Pramipexole Di-Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-17
- Last updated
- 2012-12-18
Frequently asked questions
- What is Ronald Sims's NPI number?
- Ronald Sims's National Provider Identifier (NPI) is 1639138837, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Sims's specialty?
- Ronald Sims is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Sims located?
- Ronald Sims's practice location on file with NPPES is 2140 John F Kennedy Rd, Dubuque, IA 52002-3883.
- What is Ronald Sims's phone number?
- The practice phone number listed in the NPPES registry for Ronald Sims is (563) 583-1558.
- Does Ronald Sims accept Medicare?
- Ronald Sims is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Sims's NPI active?
- Yes — Ronald Sims's NPI (1639138837) is active in the NPPES registry as of the last update on 2012-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.