Katherine Alwin, NP
Critical Care Medicine Nurse Practitioner · Boston, MA
Katherine Alwin, NP is a critical care medicine nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1578359311, issued on Apr 17, 2025. Check the license (Massachusetts NP2316242, 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.
- Name
- Katherine Alwin
- Credential
- NP
- Primary taxonomy
- Critical Care Medicine Nurse Practitioner 363LC0200X
- License number
- NP2316242 MA
Self-reported in NPPES; status is on the state search - Practice location
- 330 Brookline Ave, Boston, MA 02215
- Phone
- (617) 667-7000
- Enumerated
- Apr 17, 2025
- Record last updated
- Apr 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20250702002848); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine nurse practitioner records → All 36 in Massachusetts → Look up another NPI →
Also registered at 330 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Alwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license NP2316242Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Alwin among 36 critical care medicine nurse practitioner records in Massachusetts
Katherine Alwin, NP is one of 36 critical care medicine nurse practitioner records with a practice address in Massachusetts. 69% 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 2025, is newer than 92% of them.
- NPI issued2025 · 92% of these records are older, 3% newer
- In a Medicare fileNo · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2024 · median 2016 among the 21 with a school on file
- Record last updated2025 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LC0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine Nurse Practitioner providers in Massachusetts
There are 36 critical care medicine nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 36 in Massachusetts → Every provider in Boston → Critical Care Medicine Nurse Practitioner nationwide →
The 8 critical care medicine nurse practitioner records with the nearest ZIP codes
- Gregory Brotske, APRNBoston, MA 022151366292229
- Mark Courtney, NPBoston, MA 022151447482427
- Angelina Doherty, NPBoston, MA 022151033001722
- Emma Louise Locke, AGACNPBoston, MA 022151417673203
- Natalia Vragovic, FNP-BCBoston, MA 022151336610062
- Elissa Savino, NPBrighton, MA 021351396437091
- Mark Drinkwater, NPBoston, MA 021321033357124
- Stacy Osterhoudt, ACNPC-AG,Boston, MA 021181215628664
Common questions
What is Katherine Alwin, NP's NPI number?
Katherine Alwin, NP's National Provider Identifier (NPI) is 1578359311, issued on Apr 17, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Alwin, NP located?
The NPPES record lists a practice address at 330 Brookline Ave, Boston, MA, 02215. Phone: (617) 667-7000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Alwin, NP's license?
NPPES lists Massachusetts license number NP2316242, 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.
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.