NPPES file of Aug 9, 2026

Sara Mannix, NP

Nurse Practitioner · Watertown, MA

Sara Mannix, NP is a nurse practitioner with a practice address in Watertown, Massachusetts, and NPI 1578616843, issued on Jan 19, 2007. Check the license (Massachusetts 119157, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1578616843
Name
Sara Mannix
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
119157 MA
Self-reported in NPPES; status is on the state search
Practice location
485 Arsenal St, Watertown, MA 02472
Phone
(617) 972-5100
Enumerated
Jan 19, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
0373991 MA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →

Also registered at 485 Arsenal St

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

  1. Jennifer Allen, PHARMD, CDCES, BCACPAmbulatory Care Pharmacist1285890566
  2. Nicole Allie, PHARMD, CGPGeriatric Pharmacist1104933936
  3. Ehsan Azimi, M.D.Internal Medicine Physician1437475829
  4. Olivia Bass, NPFamily Nurse Practitioner1669209664
  5. Mark Bauer, M.D.Internal Medicine Physician1487625307
  6. Edward Bauman, PSYDPsychologist1174575674

Verify Sara Mannix 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 119157    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

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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Sara Mannix among 3,480 nurse practitioner records in Massachusetts

Sara Mannix, NP 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 not. Its NPI, issued in 2007, is newer than 22% of them.

  • NPI issued2007 · 22% of these records are older, 69% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2007 · 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).

8 nurse practitioner records list a practice address in Watertown

They are 8 of the 873 NPPES records with a practice address in Watertown, and 3,480 nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,480 in Massachusetts → Every provider in Watertown → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Rebecca Alleyne HoltzclawWatertown, MA 024721043671415
  2. Mary-Ellen Cooper, NPWatertown, MA 024721689989568
  3. Vail Cort, MSN, FNP-BCWatertown, MA 024721285396705
  4. Ann Klinkusoom, NPWatertown, MA 024721942585831
  5. Noemi Padilla, NPWatertown, MA 024721114796661
  6. Allison Page, FNP-CWatertown, MA 024721548967102
  7. Katherine Rawls, NPWatertown, MA 024721780224436
  8. Claire Anthony, NPArlington, MA 024741699350769

Common questions

What is Sara Mannix, NP's NPI number?

Sara Mannix, NP's National Provider Identifier (NPI) is 1578616843, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sara Mannix, NP located?

The NPPES record lists a practice address at 485 Arsenal St, Watertown, MA, 02472. Phone: (617) 972-5100. Providers update this record themselves, so call before visiting.

How can I verify Sara Mannix, NP's license?

NPPES lists Massachusetts license number 119157, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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. 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.