Matti Jansen, M.D.
Internal Medicine Physician · Santa Barbara, CA
Matti Jansen, M.D. is an internal medicine physician with a practice address in Santa Barbara, California, and NPI 1821227174, issued on Jul 8, 2009. Check the license (California A118829, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Matti Jansen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A118829 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1532 State St FL 2, Santa Barbara, CA 93101
- Phone
- (805) 682-3771
- Enumerated
- Jul 8, 2009
- Record last updated
- Mar 20, 2026
- Fax
- (805) 869-0704
- Medicare enrollment
- Enrolled (PECOS I20120726000074); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1532 State St FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brittany Bryan, M.D.Internal Medicine Physician1104189315
- Roxana Ledig, M.D.Internal Medicine Physician1487219358
- Sylvia Rivera, M.D.Endocrinology, Diabetes & Metabolism Physician1932424702
Verify Matti Jansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A118829Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,008 Medicare Part D claims for 210 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Atorvastatin Calcium89 claims
- Losartan Potassium87 claims
- Levothyroxine Sodium65 claims
- Rosuvastatin Calcium64 claims
- Metoprolol Succinate63 claims
- Amlodipine Besylate52 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: $302.28
2 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Timothy Leigh Rodgers MD A Medical CorporationSanta Barbara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matti Jansen among 17,696 internal medicine physician records in California
Matti Jansen, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2009 · median 2004 among the 11,065 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
129 internal medicine physician records list a practice address in Santa Barbara
They are 129 of the 5,328 NPPES records with a practice address in Santa Barbara, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Santa Barbara → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Cynthia Bowers, M.D.Santa Barbara, CA 931011710915129
- Brittany Bryan, M.D.Santa Barbara, CA 931011104189315
- Roopa Chari, M.D.Santa Barbara, CA 931011962724013
- Nancy Furman-Alex, D.O.Santa Barbara, CA 931011114034485
- Dorothy Holmes, M.D.Santa Barbara, CA 931011184793507
- Barbara Hrach, M.D.Santa Barbara, CA 931011164575536
- Bradley Joseph, M.D.Santa Barbara, CA 931011801135389
- John La PumaSanta Barbara, CA 931011598529299
Common questions
What is Matti Jansen, M.D.'s NPI number?
Matti Jansen, M.D.'s National Provider Identifier (NPI) is 1821227174, issued on Jul 8, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Matti Jansen, M.D. located?
The NPPES record lists a practice address at 1532 State St FL 2, Santa Barbara, CA, 93101. Phone: (805) 682-3771. Providers update this record themselves, so call before visiting.
How can I verify Matti Jansen, M.D.'s license?
NPPES lists California license number A118829, 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 Matti Jansen, M.D. prescribe under Medicare Part D?
In 2024, Matti Jansen, M.D. had 2,008 Medicare Part D claims for 210 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.