Olivia Zarzour Tagan, FNP-C
Nurse Practitioner · Medford, MA
Olivia Zarzour Tagan, FNP-C is a nurse practitioner with a practice address in Medford, Massachusetts, and NPI 1417731910, issued on Aug 24, 2023. Check the license (Massachusetts RN2325295, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Olivia Zarzour Tagan
- Credential
- FNP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- RN2325295 MA
Self-reported in NPPES; status is on the state search - Practice location
- 26 City Hall Mall, Medford, MA 02155
- Phone
- (781) 306-5130
- Enumerated
- Aug 24, 2023
- Record last updated
- Feb 2, 2024
- Fax
- (781) 306-5083
- Medicare enrollment
- Enrolled (PECOS I20240110002562); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 26 City Hall Mall
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Pamela Allen, PAMedical Physician Assistant1194788950
- Wedad Almasri, MDPediatrics Physician1598728297
- Razvan Arsenescu, MDGastroenterology Physician1477560316
- Alicia Azpiri Magallanes, M.D.Psychiatry Physician1326217985
- Margaret Balya, M.D.Psychiatry Physician1427107242
- Veronica Baptista, M.D.Gastroenterology Physician1407827538
Verify Olivia Zarzour Tagan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2325295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average nurse practitioner in 2024
220 Medicare Part D claims for 102 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium19 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
- Myhome Healthcare PLLCNorth Andover, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olivia Zarzour Tagan among 3,480 nurse practitioner records in Massachusetts
Olivia Zarzour Tagan, FNP-C is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 86% of them.
- NPI issued2023 · 86% of these records are older, 9% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2023 · median 2017 among the 1,963 with a school on file
- Record last updated2024 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 nurse practitioner records list a practice address in Medford
They are 19 of the 1,090 NPPES records with a practice address in Medford, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Medford → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Diane Coste, NPMedford, MA 021551063805851
- Jennifer Crane, CNP, RNMedford, MA 021551356976625
- Nicole Hersel, NPMedford, MA 021551275878076
- Beverly Ketchen, NPMedford, MA 021551689633489
- Carole Lowenstein, NPMedford, MA 021551679636732
- Genevieve LumsdenMedford, MA 021551922542489
- Ying Ma, NPMedford, MA 021551326403809
- Samantha Morrison-Ma, N.P.Medford, MA 021551588929947
Common questions
What is Olivia Zarzour Tagan, FNP-C's NPI number?
Olivia Zarzour Tagan, FNP-C's National Provider Identifier (NPI) is 1417731910, issued on Aug 24, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Olivia Zarzour Tagan, FNP-C located?
The NPPES record lists a practice address at 26 City Hall Mall, Medford, MA, 02155. Phone: (781) 306-5130. Providers update this record themselves, so call before visiting.
How can I verify Olivia Zarzour Tagan, FNP-C's license?
NPPES lists Massachusetts license number RN2325295, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Olivia Zarzour Tagan, FNP-C prescribe under Medicare Part D?
In 2024, Olivia Zarzour Tagan, FNP-C had 220 Medicare Part D claims for 102 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.