Mark Fabi, M.D.
Psychiatry Physician · Philadelphia, PA
Mark Fabi, M.D. is a psychiatry physician with a practice address in Philadelphia, Pennsylvania, and NPI 1356479604, issued on Mar 1, 2007. Check the license (Pennsylvania MD036925E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark Fabi
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD036925E PA
Self-reported in NPPES; status is on the state search - Practice location
- 834 Chestnut St, Philadelphia, PA 19107
- Phone
- (215) 625-3601
- Enumerated
- Mar 1, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (215) 629-1306
- Medicare enrollment
- Enrolled (PECOS I20140117000133); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1985
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
Also registered at 834 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Fabi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD036925ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average psychiatry physician in 2024
1,030 Medicare Part D claims for 73 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Bupropion Xl106 claims
- Alprazolam86 claims
- Clonazepam78 claims
- Gabapentin64 claims
- Venlafaxine Hcl Er41 claims
- Aripiprazole40 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: $19.71
1 payment: food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Mark Fabi among 2,662 psychiatry physician records in Pennsylvania
Mark Fabi, M.D. 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 2007, is newer than 39% of them.
- NPI issued2007 · 39% of these records are older, 46% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1985 · median 2003 among the 1,186 with a school on file
- Record last updated2007 · 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
- Herbert Adler, MDPhiladelphia, PA 191071356347389
- Salman AkhtarPhila, PA 191071548285091
- Ethel Campbell, MDPhiladelphia, PA 191071467552380
- Robert Dreyfus, M.D.Philadelphia, PA 191071689662363
- John Lauriello, MDPhiladelphia, PA 191071639185291
- Rajnish Mago, M.D.Phila, PA 191071770504821
- Robert McFadden, M.D.Philadelphia, PA 191071396753182
- Deanna Nobleza, MDPhiladelphia, PA 191071851499586
Common questions
What is Mark Fabi, M.D.'s NPI number?
Mark Fabi, M.D.'s National Provider Identifier (NPI) is 1356479604, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Fabi, M.D. located?
The NPPES record lists a practice address at 834 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 625-3601. Providers update this record themselves, so call before visiting.
How can I verify Mark Fabi, M.D.'s license?
NPPES lists Pennsylvania license number MD036925E, 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 Mark Fabi, M.D. prescribe under Medicare Part D?
In 2024, Mark Fabi, M.D. had 1,030 Medicare Part D claims for 73 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.