Sarah Lay, NP
Nurse Practitioner · Dorchester, MA
Sarah Lay, NP is a nurse practitioner with a practice address in Dorchester, Massachusetts, and NPI 1528184835, issued on Mar 21, 2007. Check the license (Massachusetts 194566, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah Lay
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 194566 MA
Self-reported in NPPES; status is on the state search - Practice location
- 398 Neponset Ave, Dorchester, MA 02122
- Phone
- (617) 282-3200
- Enumerated
- Mar 21, 2007
- Record last updated
- Apr 22, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (617) 282-8201
- Medicare enrollment
- Enrolled (PECOS I20091119000415); 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 398 Neponset Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Miryam Alce, RNRegistered Nurse1447719265
- Joy-Alyce AmadasunCommunity Health Registered Nurse1053141838
- Patricia ArgusAmbulatory Care Registered Nurse1003245366
- Phyllis Baer, MDInternal Medicine Physician1548234065
- Meredith Baker, RNRegistered Nurse1194000109
- Scott Baker, LICSWClinical Social Worker1518160423
Verify Sarah Lay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 194566Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average nurse practitioner in 2024
2,488 Medicare Part D claims for 437 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 88 claims were for opioids.
Most prescribed
- Gabapentin219 claims
- Atorvastatin Calcium133 claims
- Trazodone Hcl92 claims
- Eliquis81 claims
- Lorazepam78 claims
- Amlodipine Besylate77 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
- Select Rehabilitation, LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Lay among 3,480 nurse practitioner records in Massachusetts
Sarah Lay, 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. Its NPI, issued in 2007, is newer than 22% of them.
- NPI issued2007 · 22% of these records are older, 69% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1991 · median 2017 among the 1,963 with a school on file
- Record last updated2011 · 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).
23 nurse practitioner records list a practice address in Dorchester
They are 23 of the 1,663 NPPES records with a practice address in Dorchester, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Dorchester → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Edward Branson, NPDorchester, MA 021221215912001
- Charmaine Desir, NPDorchester, MA 021221992780720
- Christian Ernst, NPDorchester, MA 021221700502747
- Cristy Galvin, CNPDorchester, MA 021221356975981
- Megan Jordan, NPDorchester, MA 021221619063674
- Christine Lens, NPDorchester, MA 021221164561643
- Sonia Lipson, NPDorchester, MA 021221396730800
- Jocelyn Loftus, NPDorchester, MA 021221013992858
Common questions
What is Sarah Lay, NP's NPI number?
Sarah Lay, NP's National Provider Identifier (NPI) is 1528184835, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Lay, NP located?
The NPPES record lists a practice address at 398 Neponset Ave, Dorchester, MA, 02122. Phone: (617) 282-3200. Providers update this record themselves, so call before visiting.
How can I verify Sarah Lay, NP's license?
NPPES lists Massachusetts license number 194566, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah Lay, NP prescribe under Medicare Part D?
In 2024, Sarah Lay, NP had 2,488 Medicare Part D claims for 437 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.