David J. Hannauer, MD
Neurology Physician · Harbor City, CA
David J. Hannauer, MD is a neurology physician with a practice address in Harbor City, California, and NPI 1396816203, issued on Nov 13, 2006. Check the license (California A83115, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David J. Hannauer
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A83115 CA
Self-reported in NPPES; status is on the state search - Practice location
- 25825 Vermont Ave, Harbor City, CA 90710
- Phone
- (310) 325-5111
- Enumerated
- Nov 13, 2006
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20051213000851); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Also registered at 25825 Vermont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lisa Agustines, MDObstetrics & Gynecology Physician1750452736
Verify David J. Hannauer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A83115Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% more Medicare Part D claims than the average neurology physician in 2024
1,442 Medicare Part D claims for 362 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 11 claims were for opioids.
Most prescribed
- Carbidopa-Levodopa150 claims
- Levetiracetam112 claims
- Gabapentin76 claims
- Clonazepam65 claims
- Naratriptan Hcl55 claims
- Lacosamide54 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupHarbor City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David J. Hannauer among 2,339 neurology physician records in California
David J. Hannauer, MD is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2001 · median 2006 among the 1,628 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in California
There are 2,339 neurology physician records in California.
All 2,339 in California → Every provider in Harbor City → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Eileen Bardolph, MDHarbor City, CA 907101528135498
- Christopher Distasio, MDHarbor City, CA 907101639240518
- Fred Freedman, MDHarbor City, CA 907101457422339
- Scott Miller, M.D.Harbor City, CA 907101992905731
- David Shaw, MDHarbor City, CA 907101790856615
- Michael Erlich, MDLakewood, CA 907121053456608
- William Miller, MDBellflower, CA 907061376614297
- Travis Morgan, D.O.Bellflower, CA 907061740638907
Common questions
What is David J. Hannauer, MD's NPI number?
David J. Hannauer, MD's National Provider Identifier (NPI) is 1396816203, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David J. Hannauer, MD located?
The NPPES record lists a practice address at 25825 Vermont Ave, Harbor City, CA, 90710. Phone: (310) 325-5111. Providers update this record themselves, so call before visiting.
How can I verify David J. Hannauer, MD's license?
NPPES lists California license number A83115, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David J. Hannauer, MD prescribe under Medicare Part D?
In 2024, David J. Hannauer, MD had 1,442 Medicare Part D claims for 362 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.