NPPES file of Aug 9, 2026

Carmen Zita Porto, NP

Nurse Practitioner · Worcester, MA

Carmen Zita Porto, NP is a nurse practitioner with a practice address in Worcester, Massachusetts, and NPI 1699375493, issued on Oct 29, 2020. Check the license (Massachusetts RN2306548, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1699375493
Name
Carmen Zita Porto
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
RN2306548 MA
Self-reported in NPPES; status is on the state search
Practice location
291 Lincoln St, Worcester, MA 01605
Phone
(774) 441-8230
Enumerated
Oct 29, 2020
Record last updated
Oct 18, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(508) 334-6412
Medicare enrollment
Enrolled (PECOS I20251124000922); accepts Medicare assignment
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 291 Lincoln St

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

  1. Hawa Abu, MDGeriatric Medicine (Internal Medicine) Physician1104441229
  2. Linsey BarkerGeriatric Medicine (Internal Medicine) Physician1356847974
  3. Jessica Boatman Dray, M.D.Geriatric Medicine (Family Medicine) Physician1528487857
  4. Alexis Brenya, MDPediatrics Physician1548962400
  5. Tracy Cormier, NPNurse Practitioner1083829014
  6. Ronald Cruz, MDInternal Medicine Physician1710962154

Verify Carmen Zita Porto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2306548    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
Find the Massachusetts license search

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95% fewer Medicare Part D claims than the average nurse practitioner in 2024

56 Medicare Part D claims for 56 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Carmen Porto56
  2. Specialty average1,109

Most prescribed

  1. Paxlovid (Eua)30 claims
  2. Paxlovid17 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. Nexgen Healthcare LLCWesterly, RI

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

499 nurse practitioner records list a practice address in Worcester

They are 499 of the 13,166 NPPES records with a practice address in Worcester, and 3,480 nurse practitioner records in Massachusetts.

All 499 in Worcester → All 3,480 in Massachusetts → Every provider in Worcester →

Other nurse practitioner records in Massachusetts

  1. Paula Abate, NPWorcester, MA1336265909
  2. Carolyn Abbanat Villafane, NPBoston, MA1598810269
  3. Lisa Abbondanza, CNPFranklin, MA1770892630
  4. Elizabeth Abbruzzese, NPWorcester, MA1326645300
  5. Alberta Abbuah, PMHNPFramingham, MA1437873411
  6. Fatima AbdallaMelrose, MA1326407529
  7. Israh AbdeljaberWorcester, MA1912629528
  8. Erika AbeidFairhaven, MA1831084839
  9. Nina AbelowitzConcord, MA1528201704
  10. Esayas Abraham, NPChelsea, MA1851275895

Common questions

What is Carmen Zita Porto, NP's NPI number?

Carmen Zita Porto, NP's National Provider Identifier (NPI) is 1699375493, issued on Oct 29, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Carmen Zita Porto, NP located?

The NPPES record lists a practice address at 291 Lincoln St, Worcester, MA, 01605. Phone: (774) 441-8230. Providers update this record themselves, so call before visiting.

How can I verify Carmen Zita Porto, NP's license?

NPPES lists Massachusetts license number RN2306548, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Carmen Zita Porto, NP prescribe under Medicare Part D?

In 2024, Carmen Zita Porto, NP had 56 Medicare Part D claims for 56 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.