Jason Muir, M.D., M.A.
NPI 1083819791 · Neurology Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Muir, M.D., M.A. is a Neurology Physician provider in Newport Beach, CA (NPI 1083819791).
Provider details
- NPI number
- 1083819791
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.A.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A90874 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
912 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 132 | $144 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 122 | $127 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 114 | $61 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 | $186 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 82 | $201 |
| Critical Care, First 30-74 Minutes99291 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 52 | 11 |
| Memantine Hcl | 21 | — |
| Levetiracetam | 16 | — |
| Ramelteon | 16 | — |
| Donepezil Hcl | 15 | — |
| Atorvastatin Calcium | 12 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$166 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-21
- Last updated
- 2016-04-25
Frequently asked questions
- What is Jason Muir's NPI number?
- Jason Muir's National Provider Identifier (NPI) is 1083819791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Muir's specialty?
- Jason Muir is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Muir located?
- Jason Muir's practice location on file with NPPES is 500 Superior Ave, Newport Beach, CA 92663.
- What is Jason Muir's phone number?
- The practice phone number listed in the NPPES registry for Jason Muir is (949) 764-1843.
- Does Jason Muir accept Medicare?
- Jason Muir is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Muir's NPI active?
- Yes — Jason Muir's NPI (1083819791) is active in the NPPES registry as of the last update on 2016-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.