Ralph Dunnigan, M.D.
NPI 1932151586 · Neurology Physician · Bismarck, ND
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ralph Dunnigan, M.D. is a Neurology Physician provider in Bismarck, ND (NPI 1932151586).
Provider details
- NPI number
- 1932151586
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6681 (ND)
Specialties & taxonomies
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
744 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 239 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 235 | $87 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 62 | $174 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 56 | $9 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 41 | $157 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 76 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 656 | 110 |
| Gabapentin | 360 | 65 |
| Levetiracetam | 352 | 64 |
| Topiramate | 202 | 36 |
| Lamotrigine | 181 | 24 |
| Donepezil Hcl | 169 | 32 |
| Pregabalin | 116 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-16
- Last updated
- 2023-06-14
- Certified
- 2023-06-14
Frequently asked questions
- What is Ralph Dunnigan's NPI number?
- Ralph Dunnigan's National Provider Identifier (NPI) is 1932151586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Dunnigan's specialty?
- Ralph Dunnigan is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph Dunnigan located?
- Ralph Dunnigan's practice location on file with NPPES is 401 N 9th St, Bismarck, ND 58501-4530.
- What is Ralph Dunnigan's phone number?
- The practice phone number listed in the NPPES registry for Ralph Dunnigan is (701) 712-4500.
- Does Ralph Dunnigan accept Medicare?
- Ralph Dunnigan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ralph Dunnigan's NPI active?
- Yes — Ralph Dunnigan's NPI (1932151586) is active in the NPPES registry as of the last update on 2023-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.