Courtney Grater, PA
Surgical Physician Assistant · Exeter, NH
Courtney Grater, PA is a surgical physician assistant with a practice address in Exeter, New Hampshire, and NPI 1265867444, issued on Sep 6, 2013. Check the license (New Hampshire 1123, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney Grater
- Credential
- PA
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- 1123 NH
Self-reported in NPPES; status is on the state search - Practice location
- 3 Alumni Dr Ste 402, Exeter, NH 03833
- Phone
- (603) 773-9904
- Enumerated
- Sep 6, 2013
- Record last updated
- Oct 16, 2025
- Fax
- (603) 773-9905
- Medicaid ID
- 3102409 NH
- Medicare enrollment
- Enrolled (PECOS I20151113001190); 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 3 Alumni Dr Ste 402
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Smith, PA-CSurgical Physician Assistant1447364393
Verify Courtney Grater 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 1123Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average surgical physician assistant in 2024
45 Medicare Part D claims for 24 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 19 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen19 claims
- Cephalexin14 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 MIPS final score for 2023 (Medicare payment program): 83.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $16.26
1 payment: food and beverage; the largest payer was Abbvie Inc. The 7,578 providers of this specialty with any payment received $703.95 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
- Core Physicians LLCExeter, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Courtney Grater among 125 surgical physician assistant records in New Hampshire
Courtney Grater, 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 2013, is newer than 63% of them.
- NPI issued2013 · 63% of these records are older, 33% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2013 · median 2010 among the 100 with a school on file
- Record last updated2025 · 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).
21 surgical physician assistant records list a practice address in Exeter
They are 21 of the 704 NPPES records with a practice address in Exeter, and 125 surgical physician assistant records in New Hampshire.
All 125 in New Hampshire → Every provider in Exeter → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Kelsey Byron, PA-CExeter, NH 038331356788764
- Taylor Gallo, PAExeter, NH 038331497034193
- Rebecca Gamester, P.A.Exeter, NH 038331629220595
- Nicole Gargiulo, PA-CExeter, NH 038331306919667
- Carolyn Guillette, PACExeter, NH 038331619934932
- Kerry Hanssen, PA-CExeter, NH 038331760588933
- Perrin Hickey, PAExeter, NH 038331093932667
- Heather Kaiser, PAExeter, NH 038331003160474
Common questions
What is Courtney Grater, PA's NPI number?
Courtney Grater, PA's National Provider Identifier (NPI) is 1265867444, issued on Sep 6, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Grater, PA located?
The NPPES record lists a practice address at 3 Alumni Dr Ste 402, Exeter, NH, 03833. Phone: (603) 773-9904. Providers update this record themselves, so call before visiting.
How can I verify Courtney Grater, PA's license?
NPPES lists New Hampshire license number 1123, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Courtney Grater, PA prescribe under Medicare Part D?
In 2024, Courtney Grater, PA had 45 Medicare Part D claims for 24 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Courtney Grater, PA's MIPS final score?
The 2023 MIPS final score is 83.6 of 100. 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.