Marja Elina Mattila-Evenden, MD
Psychiatry Physician · Philadelphia, PA
Marja Elina Mattila-Evenden, MD is a psychiatry physician with a practice address in Philadelphia, Pennsylvania, and NPI 1750552089, issued on Mar 14, 2008. Check the license (Pennsylvania MD434972, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Marja Elina Mattila-Evenden
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD434972 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3535 Market Street, Philadelphia, PA 19104
- Phone
- (215) 746-6700
- Enumerated
- Mar 14, 2008
- Record last updated
- Aug 22, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (610) 874-7241
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
Also registered at 3535 Market Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard Bollinger, PHDClinical Psychologist1346451531
- Raymond Carvajal, PSYDPsychologist1427489558
- Mario Cristancho Pimiento, MDPsychiatry Physician1407010143
- Christopher Duckett, M.D.Psychiatry Physician1770673154
- Patrick FarrellMental Health Counselor1538986518
- Jeffrey Greeson, PHDClinical Psychologist1669638730
Verify Marja Elina Mattila-Evenden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD434972Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.0 times the Medicare Part D claims of the average psychiatry physician in 2024
4,046 Medicare Part D claims for 187 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Quetiapine Fumarate304 claims
- Alprazolam297 claims
- Lorazepam263 claims
- Trazodone Hcl189 claims
- Buspirone Hcl180 claims
- Clonazepam180 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.
Marja Elina Mattila-Evenden among 2,662 psychiatry physician records in Pennsylvania
Marja Elina Mattila-Evenden, MD is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 41% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2016 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
727 psychiatry physician records list a practice address in Philadelphia
They are 727 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,662 psychiatry physician records in Pennsylvania.
All 2,662 in Pennsylvania → Every provider in Philadelphia → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Steven Arnold, MDPhiladelphia, PA 191041437186327
- James Cornish, MDPhiladelphia, PA 191041417984337
- Charles Dackis, MDPhiladelphia, PA 191041922034628
- Sarah Demichele, MDPhiladelphia, PA 191041669408449
- Benoit Dube, MDPhiladelphia, PA 191041659307338
- Steven Huege, MDPhiladelphia, PA 191041598716367
- Deborah Kim, MDPhiladelphia, PA 191041477580389
- Avram MackPhiladelphia, PA 191041811972573
Common questions
What is Marja Elina Mattila-Evenden, MD's NPI number?
Marja Elina Mattila-Evenden, MD's National Provider Identifier (NPI) is 1750552089, issued on Mar 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Marja Elina Mattila-Evenden, MD located?
The NPPES record lists a practice address at 3535 Market Street, Philadelphia, PA, 19104. Phone: (215) 746-6700. Providers update this record themselves, so call before visiting.
How can I verify Marja Elina Mattila-Evenden, MD's license?
NPPES lists Pennsylvania license number MD434972, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marja Elina Mattila-Evenden, MD prescribe under Medicare Part D?
In 2024, Marja Elina Mattila-Evenden, MD had 4,046 Medicare Part D claims for 187 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.