Seth Amster, PA
Physician Assistant · Manasquan, NJ
Seth Amster, PA is a physician assistant with a practice address in Manasquan, New Jersey, and NPI 1942429709, issued on Apr 24, 2007. Check the license with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Seth Amster
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 2315 Route 34 South, Manasquan, NJ 08736
- Phone
- (732) 974-0404
- Enumerated
- Apr 24, 2007
- Record last updated
- Jul 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (732) 449-4271
- Medicare enrollment
- Enrolled (PECOS I20090716000276); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,393 in New Jersey → Look up another NPI →
Also registered at 2315 Route 34 South
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peter Rienzo, M.D.Pain Medicine (Anesthesiology) Physician1033166285
Verify Seth Amster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey 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
90% fewer Medicare Part D claims than the average physician assistant in 2024
80 Medicare Part D claims for 43 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 38 claims were for opioids.
Most prescribed
- Oxycodone Hcl30 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 75.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Hackensack Meridian Health Medical Group - Specialty Care PCNeptune, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Seth Amster among 3,393 physician assistant records in New Jersey
Seth Amster, PA is one of 3,393 physician assistant records with a practice address in New Jersey. 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 2007, is newer than 9% of them.
- NPI issued2007 · 9% of these records are older, 84% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1996 · median 2019 among the 2,168 with a school on file
- Record last updated2012 · 35% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 physician assistant records list a practice address in Manasquan
They are 11 of the 411 NPPES records with a practice address in Manasquan, and 3,393 physician assistant records in New Jersey.
All 3,393 in New Jersey → Every provider in Manasquan → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Summer Bardia, PA-CManasquan, NJ 087361053634998
- Michael Caputo, PA-CManasquan, NJ 087361932044062
- Carolin Chao, PA-CManasquan, NJ 087361730759390
- Craig Davitt, PA-CManasquan, NJ 087361801266523
- Jamie Gulden, PAManasquan, NJ 087361477641793
- Justyna PupekManasquan, NJ 087361194391151
- Erin Riley, PA-C, RDManasquan, NJ 087361912201294
- Brock Talko, PA-CManasquan, NJ 087361437834322
Common questions
What is Seth Amster, PA's NPI number?
Seth Amster, PA's National Provider Identifier (NPI) is 1942429709, issued on Apr 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Seth Amster, PA located?
The NPPES record lists a practice address at 2315 Route 34 South, Manasquan, NJ, 08736. Phone: (732) 974-0404. Providers update this record themselves, so call before visiting.
How can I verify Seth Amster, PA's license?
Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Seth Amster, PA prescribe under Medicare Part D?
In 2024, Seth Amster, PA had 80 Medicare Part D claims for 43 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Seth Amster, PA's MIPS final score?
The 2023 MIPS final score is 75.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.