Timothy Zawalich
Physician Assistant · Paxton, MA
Timothy Zawalich is a physician assistant with a practice address in Paxton, Massachusetts, and NPI 1235798935, issued on Jun 7, 2019. Check the license with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Timothy Zawalich
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 115 Richards Ave, Paxton, MA 01612
- Phone
- (508) 713-1236
- Enumerated
- Jun 7, 2019
- Record last updated
- Mar 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201113000475); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Verify Timothy Zawalich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average physician assistant in 2024
254 Medicare Part D claims for 146 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 121 claims were for opioids.
Most prescribed
- Oxycodone Hcl101 claims
- Cefadroxil24 claims
- Eliquis18 claims
- Hydromorphone Hcl11 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.
Industry payments in 2024: $21.77
1 payment: food and beverage; the largest payer was Kairos Surgical 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
- Mass General Brigham Medical Group Suburban Massachusetts IncNewton, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy Zawalich among 4,713 physician assistant records in Massachusetts
Timothy Zawalich 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 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2019 · median 2019 among the 3,217 with a school on file
- Record last updated2020 · 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).
2 physician assistant records list a practice address in Paxton
They are 2 of the 37 NPPES records with a practice address in Paxton, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Paxton → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Nairi Avakian, PA-CPaxton, MA 016121083267868
- Jo-Ellen Brodeur, FAMILY PRACTICEWorcester, MA 016101649281106
- Tam Chang, PA-CWorcester, MA 016101861537458
- Dianne Demers, PAWorcester, MA 016101649221599
- Vanessa KibathiWorcester, MA 016101740993849
- Samantha LaflashWorcester, MA 016101811695307
- Carissa Confeiteiro, PA-CWorcester, MA 016091639905599
- Cynthia Duhamel, PA-CWorcester, MA 016091558724468
Common questions
What is Timothy Zawalich's NPI number?
Timothy Zawalich's National Provider Identifier (NPI) is 1235798935, issued on Jun 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Zawalich located?
The NPPES record lists a practice address at 115 Richards Ave, Paxton, MA, 01612. Phone: (508) 713-1236. Providers update this record themselves, so call before visiting.
How can I verify Timothy Zawalich's license?
Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Timothy Zawalich prescribe under Medicare Part D?
In 2024, Timothy Zawalich had 254 Medicare Part D claims for 146 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.