Emily Ruth Mason Hanson, PA-C
Medical Physician Assistant · Cambridge, MA
Emily Ruth Mason Hanson, PA-C is a medical physician assistant with a practice address in Cambridge, Massachusetts, and NPI 1760876437, issued on Mar 20, 2015. Check the license (Massachusetts PA5326, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Emily Ruth Mason Hanson
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA5326 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1493 Cambridge St, Cambridge, MA 02139
- Phone
- (617) 665-1616
- Enumerated
- Mar 20, 2015
- Record last updated
- Mar 23, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160418000561); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 886 in Massachusetts → Look up another NPI →
Also registered at 1493 Cambridge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Omar Abbas, MDStudent in an Organized Health Care Education/Training Program1225728025
- Nawyaab Abbasi, DOStudent in an Organized Health Care Education/Training Program1215875364
- Flannery AbbeySocial Worker1508604273
- Rana AbdallahSocial Worker1689220204
- Khaleel Abdul-Jabbaar, PT, DPTOrthopedic Physical Therapist1780295717
- Adri Abou-Bakr, MDStudent in an Organized Health Care Education/Training Program1770421844
Verify Emily Ruth Mason Hanson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license PA5326Check 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 medical physician assistant in 2024
437 Medicare Part D claims for 166 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Atorvastatin Calcium37 claims
- Metformin Hcl20 claims
- Gabapentin19 claims
- Lisinopril19 claims
- Losartan Potassium17 claims
- Omeprazole16 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
- Cambridge Public Health CommissionEverett, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emily Ruth Mason Hanson among 886 medical physician assistant records in Massachusetts
Emily Ruth Mason Hanson, PA-C is one of 886 medical 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 2015, is newer than 55% of them.
- NPI issued2015 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2015 · median 2015 among the 559 with a school on file
- Record last updated2015 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Massachusetts
There are 886 medical physician assistant records in Massachusetts.
All 886 in Massachusetts → Every provider in Cambridge → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Karen Haessler, PA-CCambridge, MA 021391669844064
- George Taylor, PA-CCambridge, MA 021391598731143
- Louise Dias, PACambridge, MA 021381063614188
- Sara Lafreniere, PACambridge, MA 021381285243311
- Kathryn Moore, PA-CCambridge, MA 021381699307538
- Pamela Slatcher, PACambridge, MA 021381932164357
- Hayden Smith, PACambridge, MA 021381679225015
- Elizabeth Thidemann, PA-CCambridge, MA 021381629791975
Common questions
What is Emily Ruth Mason Hanson, PA-C's NPI number?
Emily Ruth Mason Hanson, PA-C's National Provider Identifier (NPI) is 1760876437, issued on Mar 20, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Emily Ruth Mason Hanson, PA-C located?
The NPPES record lists a practice address at 1493 Cambridge St, Cambridge, MA, 02139. Phone: (617) 665-1616. Providers update this record themselves, so call before visiting.
How can I verify Emily Ruth Mason Hanson, PA-C's license?
NPPES lists Massachusetts license number PA5326, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Emily Ruth Mason Hanson, PA-C prescribe under Medicare Part D?
In 2024, Emily Ruth Mason Hanson, PA-C had 437 Medicare Part D claims for 166 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.