Janne Kristoffer Nissinen, M.D.
Neurology Physician · La Jolla, CA
Janne Kristoffer Nissinen, M.D. is a neurology physician with a practice address in La Jolla, California, and NPI 1710278569, issued on Apr 27, 2011. Check the license (California A123181, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Janne Kristoffer Nissinen
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A123181 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8950 Villa LA Jolla Dr, La Jolla, CA 92037
- Phone
- (858) 822-4800
- Enumerated
- Apr 27, 2011
- Record last updated
- Oct 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (858) 246-1287
- Medicare enrollment
- Enrolled (PECOS I20170724003070); accepts Medicare assignment
- Medical or professional school
- University Of Arkansas College Of Medicine, 2011
- 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 8950 Villa LA Jolla Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Janne Kristoffer Nissinen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A123181Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% fewer Medicare Part D claims than the average neurology physician in 2024
1,120 Medicare Part D claims for 249 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Donepezil Hcl387 claims
- Memantine Hcl122 claims
- Rivastigmine70 claims
- Galantamine Er57 claims
- Rexulti55 claims
- Trazodone Hcl47 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.
Industry payments in 2024: $962.43
39 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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 2 group practices
- Center For Neurohealth IncLa Jolla, CA
- Regents OF The University OF CaliforniaSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Janne Kristoffer Nissinen among 2,339 neurology physician records in California
Janne Kristoffer Nissinen, 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 2011, is newer than 64% of them.
- NPI issued2011 · 64% of these records are older, 34% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2011 · median 2006 among the 1,628 with a school on file
- Record last updated2016 · 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 Janne Kristoffer Nissinen, M.D.'s NPI number?
Janne Kristoffer Nissinen, M.D.'s National Provider Identifier (NPI) is 1710278569, issued on Apr 27, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Janne Kristoffer Nissinen, M.D. located?
The NPPES record lists a practice address at 8950 Villa LA Jolla Dr, La Jolla, CA, 92037. Phone: (858) 822-4800. Providers update this record themselves, so call before visiting.
How can I verify Janne Kristoffer Nissinen, M.D.'s license?
NPPES lists California license number A123181, 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 Janne Kristoffer Nissinen, M.D. prescribe under Medicare Part D?
In 2024, Janne Kristoffer Nissinen, M.D. had 1,120 Medicare Part D claims for 249 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.