Nicholas N. Jonas, M.D.
Neurology Physician · La Jolla, CA
Nicholas N. Jonas, M.D. is a neurology physician with a practice address in La Jolla, California, and NPI 1003132234, issued on Apr 13, 2010. Check the license (California A126512, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nicholas N. Jonas
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A126512 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9898 Genesee Ave # 510, La Jolla, CA 92037
- Phone
- (858) 824-5400
- Enumerated
- Apr 13, 2010
- Record last updated
- Aug 27, 2025
- Fax
- (858) 964-3126
- Medicare enrollment
- Enrolled (PECOS I20150805008064); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Verify Nicholas N. Jonas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A126512Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average neurology physician in 2024
1,487 Medicare Part D claims for 295 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin138 claims
- Donepezil Hcl118 claims
- Levetiracetam95 claims
- Memantine Hcl76 claims
- Lamotrigine72 claims
- Quetiapine Fumarate62 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,363.62
57 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Scripps HealthLa Jolla, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas N. Jonas among 2,339 neurology physician records in California
Nicholas N. Jonas, M.D. 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 2010, is newer than 61% of them.
- NPI issued2010 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2010 · median 2006 among the 1,628 with a school on file
- Record last updated2025 · 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).
42 neurology physician records list a practice address in La Jolla
They are 42 of the 3,648 NPPES records with a practice address in La Jolla, and 2,339 neurology physician records in California.
All 2,339 in California → Every provider in La Jolla → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Justin Dominick, MDLa Jolla, CA 920371669497038
- Emily Engel, M.D.La Jolla, CA 920371093787038
- Adam Fleisher, M.D.La Jolla, CA 920371265490957
- Douglas Galasko, MDLa Jolla, CA 920371336197730
- Melissa Houser, M.D.La Jolla, CA 920371356329536
- Christy Jackson, M.D.La Jolla, CA 920371619992286
- Mary Kalafut, M.D.La Jolla, CA 920371720048663
- Fatta Nahab, MDLa Jolla, CA 920371942291729
Common questions
What is Nicholas N. Jonas, M.D.'s NPI number?
Nicholas N. Jonas, M.D.'s National Provider Identifier (NPI) is 1003132234, issued on Apr 13, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas N. Jonas, M.D. located?
The NPPES record lists a practice address at 9898 Genesee Ave # 510, La Jolla, CA, 92037. Phone: (858) 824-5400. Providers update this record themselves, so call before visiting.
How can I verify Nicholas N. Jonas, M.D.'s license?
NPPES lists California license number A126512, 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 Nicholas N. Jonas, M.D. prescribe under Medicare Part D?
In 2024, Nicholas N. Jonas, M.D. had 1,487 Medicare Part D claims for 295 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Nicholas N. Jonas, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.