Ignacio Carrillo-Nunez, M.D.
NPI 1205827201 · Neurology Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ignacio Carrillo-Nunez, M.D. is a Neurology Physician provider in Long Beach, CA (NPI 1205827201).
Provider details
- NPI number
- 1205827201
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A51049 (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
20 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
465 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 107 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 88 | $138 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 75 | $59 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 60 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 59 | $81 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 74 | 23 |
| Donepezil Hcl | 49 | 21 |
| Gabapentin | 29 | — |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 28 | — |
| Lamotrigine | 24 | — |
| Quetiapine Fumarate | 18 | — |
| Phenytoin Sodium Extended | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,570 across 136 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
- 2005-10-31
- Last updated
- 2016-09-09
Frequently asked questions
- What is Ignacio Carrillo-Nunez's NPI number?
- Ignacio Carrillo-Nunez's National Provider Identifier (NPI) is 1205827201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ignacio Carrillo-Nunez's specialty?
- Ignacio Carrillo-Nunez is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ignacio Carrillo-Nunez located?
- Ignacio Carrillo-Nunez's practice location on file with NPPES is 1045 Atlantic Ave, Long Beach, CA 90813-3412.
- What is Ignacio Carrillo-Nunez's phone number?
- The practice phone number listed in the NPPES registry for Ignacio Carrillo-Nunez is (562) 591-1324.
- Does Ignacio Carrillo-Nunez accept Medicare?
- Ignacio Carrillo-Nunez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ignacio Carrillo-Nunez's NPI active?
- Yes — Ignacio Carrillo-Nunez's NPI (1205827201) is active in the NPPES registry as of the last update on 2016-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.