Michael Alexander, M.D.
NPI 1043347248 · Neurological Surgery Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Alexander, M.D. is a Neurological Surgery Physician provider in Los Angeles, CA (NPI 1043347248).
Provider details
- NPI number
- 1043347248
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G77195 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
373 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $70 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 53 | $52 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 45 | $87 |
| Imaging of Blood Vessel75898 | 41 | $93 |
| Insertion of Tube Into Brain Artery for Diagnosis Or Treatment With Review By Radiologist36226 | 34 | $253 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,106 across 2 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
- 2007-02-27
- Last updated
- 2013-11-05
Frequently asked questions
- What is Michael Alexander's NPI number?
- Michael Alexander's National Provider Identifier (NPI) is 1043347248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Alexander's specialty?
- Michael Alexander is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Alexander located?
- Michael Alexander's practice location on file with NPPES is 127 S. San Vicente Blvd., Los Angeles, CA 90048-5901.
- What is Michael Alexander's phone number?
- The practice phone number listed in the NPPES registry for Michael Alexander is (310) 423-4420.
- Does Michael Alexander accept Medicare?
- Michael Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Alexander's NPI active?
- Yes — Michael Alexander's NPI (1043347248) is active in the NPPES registry as of the last update on 2013-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.