Elizabeth Margaret Constantine
Physician Assistant · Boston, MA
Elizabeth Margaret Constantine is a physician assistant with a practice address in Boston, Massachusetts, and NPI 1497455240, issued on Mar 8, 2023. Check the license (Massachusetts PA100613, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Elizabeth Margaret Constantine
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA100613 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Boston, MA 02111
- Phone
- (617) 636-5000
- Enumerated
- Mar 8, 2023
- Record last updated
- Jul 17, 2024
- Fax
- (617) 636-5349
- Medicare enrollment
- Enrolled (PECOS I20240912001575); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Aya Abdelnaser, MDStudent in an Organized Health Care Education/Training Program1770425373
- Marie Elise Abi Antoun, MDObstetrics & Gynecology Physician1356042626
- Ahmad AboalfarajSurgery Physician1538517651
- Tala Abu Samaan, MDStudent in an Organized Health Care Education/Training Program1376386250
Verify Elizabeth Margaret Constantine in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license PA100613Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average physician assistant in 2024
37 Medicare Part D claims for 20 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $229.42
4 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Pratt Urology Associates, IncMelrose, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth Margaret Constantine among 4,713 physician assistant records in Massachusetts
Elizabeth Margaret Constantine is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 17% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2024 · median 2019 among the 3,217 with a school on file
- Record last updated2024 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,660 physician assistant records list a practice address in Boston
They are 1,660 of the 41,865 NPPES records with a practice address in Boston, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Boston → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Gerardina Bueti, PA-CBoston, MA 021111164778023
- Leasha Burow, PA-CBoston, MA 021111912087222
- Patricia Clifford, PABoston, MA 021111124155122
- Ann Dempsey, P.A.Boston, MA 021111245317684
- Alison Kaprove, PABoston, MA 021111053497396
- Mihaela Mabius, PABoston, MA 021111326358151
- Sara McReynolds, PABoston, MA 021111982901823
- Ketna Patel, PABoston, MA 021111437384757
Common questions
What is Elizabeth Margaret Constantine's NPI number?
Elizabeth Margaret Constantine's National Provider Identifier (NPI) is 1497455240, issued on Mar 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth Margaret Constantine located?
The NPPES record lists a practice address at 800 Washington St, Boston, MA, 02111. Phone: (617) 636-5000. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth Margaret Constantine's license?
NPPES lists Massachusetts license number PA100613, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Elizabeth Margaret Constantine prescribe under Medicare Part D?
In 2024, Elizabeth Margaret Constantine had 37 Medicare Part D claims for 20 beneficiaries; the average among physician assistant prescribers was 830. 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.