Catherine W. Hamel, PAC
Physician Assistant · Andover, MA
Catherine W. Hamel, PAC is a physician assistant with a practice address in Andover, Massachusetts, and NPI 1588656839, issued on Aug 22, 2005. Check the license (Massachusetts MA424, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine W. Hamel
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- MA424 MA
Self-reported in NPPES; status is on the state search - Practice location
- 180 Main St, Andover, MA 01810
- Phone
- (978) 749-4455
- Enumerated
- Aug 22, 2005
- Record last updated
- Jan 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050120000586); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 1983
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 180 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ellen Callahan, CPNPPediatric Nurse Practitioner1184065443
- Brian Cox, L.A.T., A.T.CAthletic Trainer1912193541
- Abrianna D'Onofrio, ATCAthletic Trainer1154943215
- Catherine Faulk, DPTPhysical Therapist1417372830
- Diane Griesbach, R.N.C. A.N.P.Adult Health Nurse Practitioner1760647796
- Margaret Jackson, PHDClinical Psychologist1154599876
Verify Catherine W. Hamel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license MA424Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average physician assistant in 2024
883 Medicare Part D claims for 206 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Amlodipine Besylate79 claims
- Atorvastatin Calcium60 claims
- Lisinopril38 claims
- Omeprazole37 claims
- Hydrochlorothiazide23 claims
- Rosuvastatin Calcium22 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
- Brigham And Womens Physicians Organization IncJamaica Plain, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine W. Hamel among 4,713 physician assistant records in Massachusetts
Catherine W. Hamel, PAC 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 99% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1983 · median 2019 among the 3,217 with a school on file
- Record last updated2018 · 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).
12 physician assistant records list a practice address in Andover
They are 12 of the 807 NPPES records with a practice address in Andover, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Andover → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Gregory Christie, PA-CAndover, MA 018101255323135
- Emily CrossAndover, MA 018101669294062
- Kayla KobelskiAndover, MA 018101235064650
- Deven McKiernan, PA-CAndover, MA 018101558914572
- Marco MontecalvoAndover, MA 018101548763766
- Mary Mullins, PA-CAndover, MA 018101780358903
- Ashley Olson, PA-CAndover, MA 018101356195697
- Kelvey RichardsAndover, MA 018101164039749
Common questions
What is Catherine W. Hamel, PAC's NPI number?
Catherine W. Hamel, PAC's National Provider Identifier (NPI) is 1588656839, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Catherine W. Hamel, PAC located?
The NPPES record lists a practice address at 180 Main St, Andover, MA, 01810. Phone: (978) 749-4455. Providers update this record themselves, so call before visiting.
How can I verify Catherine W. Hamel, PAC's license?
NPPES lists Massachusetts license number MA424, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine W. Hamel, PAC prescribe under Medicare Part D?
In 2024, Catherine W. Hamel, PAC had 883 Medicare Part D claims for 206 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.