Jeffrey Marc Dembner, MD
Neurological Surgery Physician · Orange, CA
Jeffrey Marc Dembner, MD is a neurological surgery physician with a practice address in Orange, California, and NPI 1356423271, issued on Oct 19, 2006. Check the license (California A74580, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Marc Dembner
- Credential
- MD
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License numbers
- A74580 CA
MD198315 OR
MD-49282 IA
304169 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2617 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 369-3780
- Enumerated
- Oct 19, 2006
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250512001826); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 929 in California → Look up another NPI →
Also registered at 2617 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Graciela Imbastari, MDInternal Medicine Physician1801809983
Verify Jeffrey Marc Dembner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A74580Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- North Mississippi Medical Center, Inc.Tupelo, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Marc Dembner among 929 neurological surgery physician records in California
Jeffrey Marc Dembner, MD is one of 929 neurological surgery physician records with a practice address in California. 77% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1996 · median 2005 among the 612 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 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in California
There are 929 neurological surgery physician records in California.
All 929 in California → Every provider in Orange → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Hansen Bow, MDOrange, CA 928681801233101
- Gilbert Cadena, MDOrange, CA 928681760649255
- Frances Chow, M.D.Orange, CA 928681063830735
- Maheen Khan, MDOrange, CA 928681144601386
- Michael Kim, M.D.Orange, CA 928681295136406
- Ahmed Mohyeldin, MDOrange, CA 928681912213687
- Michelle Paff, M.D.Orange, CA 928681124443544
- Megan RajagopalOrange, CA 928681669960241
Common questions
What is Jeffrey Marc Dembner, MD's NPI number?
Jeffrey Marc Dembner, MD's National Provider Identifier (NPI) is 1356423271, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Marc Dembner, MD located?
The NPPES record lists a practice address at 2617 E Chapman Ave, Orange, CA, 92869. Phone: (714) 369-3780. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Marc Dembner, MD's license?
NPPES lists California license number A74580, 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.
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.