Ottavia Zattra
Hematology & Oncology Physician · Philadelphia, PA
Ottavia Zattra is a hematology & oncology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1184369563, issued on May 1, 2022. Check the license (Pennsylvania MD489555, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ottavia Zattra
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- MD489555 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3400 Spruce St, Philadelphia, PA 19104
- Phone
- (215) 349-5200
- Enumerated
- May 1, 2022
- Record last updated
- May 12, 2026
- Fax
- (215) 615-3997
- Medicare enrollment
- Enrolled (PECOS I20250724004327); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 784 in Pennsylvania → Look up another NPI →
Also registered at 3400 Spruce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Abbott, CRNPNurse Practitioner1396771689
- Michael Abboud, MDEmergency Medicine Physician1962820852
- Emily AbdelmessihPediatric Pharmacist1891612560
- Mohammed AbdullahStudent in an Organized Health Care Education/Training Program1013595495
- Amin Abedini, MDStudent in an Organized Health Care Education/Training Program1912609017
- Farid Aboharb, MD, PHDStudent in an Organized Health Care Education/Training Program1295595973
Verify Ottavia Zattra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD489555Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
350 Medicare Part D claims for 90 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium20 claims
- Amlodipine Besylate17 claims
- Gabapentin17 claims
- Metoprolol Succinate16 claims
- Metformin Hcl14 claims
- Tamsulosin Hcl14 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
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ottavia Zattra among 784 hematology & oncology physician records in Pennsylvania
Ottavia Zattra is one of 784 hematology & oncology physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 97% of them.
- NPI issued2022 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2022 · median 2004 among the 553 with a school on file
- Record last updated2026 · 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 207RH0003X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Pennsylvania
There are 784 hematology & oncology physician records in Pennsylvania.
All 784 in Pennsylvania → Every provider in Philadelphia → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Roger Cohen, MDPhiladelphia, PA 191041639146939
- Nevena Damjanov, MDPhiladelphia, PA 191041518954395
- Andrew Dancis, MDPhiladelphia, PA 191041316988249
- Arthur Feldman, MDPhiladelphia, PA 191041518966357
- Patrick Fogarty, MDPhiladelphia, PA 191041528016052
- Steven Freedman, M.D./PH.D.Philadelphia, PA 191041417932757
- Alison Loren, MDPhiladelphia, PA 191041942241641
- Carlos Madamba, MDPhiladelphia, PA 191041811994866
Common questions
What is Ottavia Zattra's NPI number?
Ottavia Zattra's National Provider Identifier (NPI) is 1184369563, issued on May 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Ottavia Zattra located?
The NPPES record lists a practice address at 3400 Spruce St, Philadelphia, PA, 19104. Phone: (215) 349-5200. Providers update this record themselves, so call before visiting.
How can I verify Ottavia Zattra's license?
NPPES lists Pennsylvania license number MD489555, 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 Ottavia Zattra prescribe under Medicare Part D?
In 2024, Ottavia Zattra had 350 Medicare Part D claims for 90 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.