Jason Haas, PA-C
Physician Assistant · Brockton, MA
Jason Haas, PA-C is a physician assistant with a practice address in Brockton, Massachusetts, and NPI 1306945746, issued on Sep 22, 2006. Check the license (Massachusetts 1763, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jason Haas
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1763 MA
Self-reported in NPPES; status is on the state search - Practice location
- 110 Liberty St, Brockton, MA 02301
- Phone
- (508) 565-3055
- Enumerated
- Sep 22, 2006
- Record last updated
- Feb 1, 2022
- Medicare enrollment
- Enrolled (PECOS I20040817001157); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 110 Liberty St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Danielle Auclair, MPT, DPTPhysical Therapist1770505240
- Jodi Bandola, P.T.Physical Therapist1417114661
Verify Jason Haas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 1763Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average physician assistant in 2024
629 Medicare Part D claims for 253 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 135 claims were for opioids.
Most prescribed
- Diclofenac Sodium234 claims
- Prednisone85 claims
- Oxycodone Hcl67 claims
- Tramadol Hcl51 claims
- Meloxicam35 claims
- Gabapentin21 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
- Signature Healthcare Medical Group IncBrockton, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jason Haas among 4,713 physician assistant records in Massachusetts
Jason Haas, PA-C 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 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2003 · median 2019 among the 3,217 with a school on file
- Record last updated2022 · 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).
87 physician assistant records list a practice address in Brockton
They are 87 of the 4,287 NPPES records with a practice address in Brockton, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Brockton → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- John Earnshaw, PABrockton, MA 023011366553075
- Sheldon Ehrenzweig, PABrockton, MA 023011265422232
- Rodney Larcom, PABrockton, MA 023011467483008
- Thomas Lynch, PABrockton, MA 023011497725584
- Mary Beth Maher, PA-CBrockton, MA 023011144326968
- Thomas McLaughlin, PABrockton, MA 023011386602944
- Ernest Rotman, PA-C,MPASBrockton, MA 023011336233006
- Debra Rushton-Ellis, PACBrockton, MA 023011730284019
Common questions
What is Jason Haas, PA-C's NPI number?
Jason Haas, PA-C's National Provider Identifier (NPI) is 1306945746, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jason Haas, PA-C located?
The NPPES record lists a practice address at 110 Liberty St, Brockton, MA, 02301. Phone: (508) 565-3055. Providers update this record themselves, so call before visiting.
How can I verify Jason Haas, PA-C's license?
NPPES lists Massachusetts license number 1763, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Jason Haas, PA-C prescribe under Medicare Part D?
In 2024, Jason Haas, PA-C had 629 Medicare Part D claims for 253 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.