NPPES file of Aug 9, 2026

Ann Isaac Mattamana, M.D.

Psychiatry Physician · Philadelphia, PA

Ann Isaac Mattamana, M.D. is a psychiatry physician with a practice address in Philadelphia, Pennsylvania, and NPI 1356638480, issued on Jul 10, 2011. Check the license (Pennsylvania MD454089, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356638480
Name
Ann Isaac Mattamana
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
MD454089 PA
2021017305 MO
Self-reported in NPPES; status is on the state search
Practice location
833 Chestnut St Ste 210, Philadelphia, PA 19107
Phone
(215) 955-5560
Enumerated
Jul 10, 2011
Record last updated
Sep 11, 2024
Fax
(215) 923-8219
Medicare enrollment
Enrolled (PECOS I20210910002451); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 833 Chestnut St Ste 210

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Samah Ahmed, MDGeriatric Psychiatry Physician1457858656
  2. Andrew Annese, MDPsychiatry Physician1144915711
  3. Abenaa Asare, DOChild & Adolescent Psychiatry Physician1306531686
  4. Sophia BarakatStudent in an Organized Health Care Education/Training Program1194410852
  5. Johanna Beck, MDPsychiatry Physician1801450895
  6. Andie BelkoffStudent in an Organized Health Care Education/Training Program1114546314

Verify Ann Isaac Mattamana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD454089
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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59% more Medicare Part D claims than the average psychiatry physician in 2024

1,592 Medicare Part D claims for 99 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.

  1. Ann Mattamana1,592
  2. Specialty average1,000

Most prescribed

  1. Trazodone Hcl97 claims
  2. Clonazepam93 claims
  3. Aripiprazole86 claims
  4. Quetiapine Fumarate85 claims
  5. Fluoxetine Hcl69 claims
  6. Lurasidone Hcl62 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.

Bills Medicare through one group practice

  1. Heartland Regional Medical CenterSaint Joseph, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ann Isaac Mattamana among 2,662 psychiatry physician records in Pennsylvania

Ann Isaac Mattamana, 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 2011, is newer than 64% of them.

  • NPI issued2011 · 64% of these records are older, 34% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2006 · median 2003 among the 1,186 with a school on file
  • Record last updated2024 · 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.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Herbert Adler, MDPhiladelphia, PA 191071356347389
  2. Salman AkhtarPhila, PA 191071548285091
  3. Ethel Campbell, MDPhiladelphia, PA 191071467552380
  4. Robert Dreyfus, M.D.Philadelphia, PA 191071689662363
  5. John Lauriello, MDPhiladelphia, PA 191071639185291
  6. Rajnish Mago, M.D.Phila, PA 191071770504821
  7. Robert McFadden, M.D.Philadelphia, PA 191071396753182
  8. Deanna Nobleza, MDPhiladelphia, PA 191071851499586

Common questions

What is Ann Isaac Mattamana, M.D.'s NPI number?

Ann Isaac Mattamana, M.D.'s National Provider Identifier (NPI) is 1356638480, issued on Jul 10, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ann Isaac Mattamana, M.D. located?

The NPPES record lists a practice address at 833 Chestnut St Ste 210, Philadelphia, PA, 19107. Phone: (215) 955-5560. Providers update this record themselves, so call before visiting.

How can I verify Ann Isaac Mattamana, M.D.'s license?

NPPES lists Pennsylvania license number MD454089, 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 Ann Isaac Mattamana, M.D. prescribe under Medicare Part D?

In 2024, Ann Isaac Mattamana, M.D. had 1,592 Medicare Part D claims for 99 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.