Lynne A. Masterson, CNM
Midwife · Worcester, MA
Lynne A. Masterson, CNM is a midwife with a practice address in Worcester, Massachusetts, and NPI 1447592290, issued on Mar 20, 2013. Check the license (Massachusetts RN265289, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lynne A. Masterson
- Credential
- CNM
- Primary taxonomy
- Midwife 176B00000X
- License number
- RN265289 MA
Self-reported in NPPES; status is on the state search - Practice location
- 123 Summer St, Worcester, MA 01608
- Phone
- (508) 368-3110
- Enumerated
- Mar 20, 2013
- Record last updated
- Mar 5, 2024
- Fax
- (508) 368-3113
- Entity
- Type 1 · individual
8 nearest midwife records → All 142 in Massachusetts → Look up another NPI →
Also registered at 123 Summer St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Annie Abraham, M.D.Internal Medicine Physician1962437061
- Yem AbulhamayelInternal Medicine Physician1730496381
- Freda Agyemang, NURSE PRACTITIONERFamily Nurse Practitioner1134733280
- Hajrah AhsanHospitalist Physician1497367395
- Padmastuti Akella, MDCritical Care Medicine (Internal Medicine) Physician1467988873
- Ibragim Al-Seykal, M.D.Student in an Organized Health Care Education/Training Program1730615261
Verify Lynne A. Masterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN265289Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average midwife in 2024
23 Medicare Part D claims, against an average of 60 among the 409 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Lynne A. Masterson among 142 midwife records in Massachusetts
Lynne A. Masterson, CNM is one of 142 midwife records with a practice address in Massachusetts. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 58% of them.
- NPI issued2013 · 58% of these records are older, 40% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 25% of these records are
- Record last updated2024 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 176B00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Midwife providers in Massachusetts
There are 142 midwife records in Massachusetts.
All 142 in Massachusetts → Every provider in Worcester → Midwife nationwide →
The 8 midwife records with the nearest ZIP codes
- Anne Covino, CNMWorcester, MA 016081013977602
- Sadie Evertsen, CNMWorcester, MA 016081871161976
- Cynthia Joslyn, CNMWorcester, MA 016081144280553
- Catherine Ruell, CNMWorcester, MA 016081225587462
- Erika Beecher, CPMWorcester, MA 016091124166764
- Carol MathewsonWorcester, MA 016091649411182
- Jennifer Averill Moffitt, CNMWorcester, MA 016101730145533
- Cynthia Bean, CPMWhitinsville, MA 015881811278948
Common questions
What is Lynne A. Masterson, CNM's NPI number?
Lynne A. Masterson, CNM's National Provider Identifier (NPI) is 1447592290, issued on Mar 20, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Lynne A. Masterson, CNM located?
The NPPES record lists a practice address at 123 Summer St, Worcester, MA, 01608. Phone: (508) 368-3110. Providers update this record themselves, so call before visiting.
How can I verify Lynne A. Masterson, CNM's license?
NPPES lists Massachusetts license number RN265289, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Lynne A. Masterson, CNM prescribe under Medicare Part D?
In 2024, Lynne A. Masterson, CNM had 23 Medicare Part D claims; the average among midwife prescribers was 60. 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.