Linda Jean Groiss, PA
Surgical Physician Assistant · Keene, NH
Linda Jean Groiss, PA is a surgical physician assistant with a practice address in Keene, New Hampshire, and NPI 1356441679, issued on Sep 25, 2006. Check the license (New Hampshire 179, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Linda Jean Groiss
- Credential
- PA
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- 179 NH
Self-reported in NPPES; status is on the state search - Practice location
- 590 Court St, Keene, NH 03431
- Phone
- (603) 354-5482
- Enumerated
- Sep 25, 2006
- Record last updated
- Dec 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 30004768 NH
- Medicare enrollment
- Enrolled (PECOS I20110107000393); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 125 in New Hampshire → Look up another NPI →
Also registered at 590 Court St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Anderson, M.D.Critical Care Medicine (Anesthesiology) Physician1790927168
- William Argie, PA-CMedical Physician Assistant1265519946
- Jeremy Arnold, M.D.Emergency Medicine Physician1174784557
- Payson Ayer-Dufner, PA-CPhysician Assistant1124424379
- Everett Bacon, MDEmergency Medicine Physician1669827143
- Samantha BarryFamily Nurse Practitioner1568004307
Verify Linda Jean Groiss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 179Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average surgical physician assistant in 2024
80 Medicare Part D claims for 64 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone20 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): 78.6 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).
One hospital affiliation
- Cheshire Medical CenterKeene, NH · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Linda Jean Groiss among 125 surgical physician assistant records in New Hampshire
Linda Jean Groiss, PA is one of 125 surgical physician assistant records with a practice address in New Hampshire. 86% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 60% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1986 · median 2010 among the 100 with a school on file
- Record last updated2014 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in New Hampshire
There are 125 surgical physician assistant records in New Hampshire.
All 125 in New Hampshire → Every provider in Keene → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Matthew Batis, PA-CKeene, NH 034311649761206
- Susan Maydwell, PA-CKeene, NH 034311174605802
- Tarryn Schneider, PA-CKeene, NH 034311295160844
- Kevin Costello, PAPeterborough, NH 034581861441545
- Lori Caprio, PA-CConcord, NH 033011043227150
- Thomas Gervais, PA-CConcord, NH 033011598773210
- Amy Jay, PA-CConcord, NH 033011184785982
- Jennifer John, PA-CConcord, NH 033011285668756
Common questions
What is Linda Jean Groiss, PA's NPI number?
Linda Jean Groiss, PA's National Provider Identifier (NPI) is 1356441679, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Linda Jean Groiss, PA located?
The NPPES record lists a practice address at 590 Court St, Keene, NH, 03431. Phone: (603) 354-5482. Providers update this record themselves, so call before visiting.
How can I verify Linda Jean Groiss, PA's license?
NPPES lists New Hampshire license number 179, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Linda Jean Groiss, PA prescribe under Medicare Part D?
In 2024, Linda Jean Groiss, PA had 80 Medicare Part D claims for 64 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Linda Jean Groiss, PA's MIPS final score?
The 2023 MIPS final score is 78.6 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.