Matthew J. Rockacy, M.D.
Gastroenterology Physician · Keene, NH
Matthew J. Rockacy, M.D. is a gastroenterology physician with a practice address in Keene, New Hampshire, and NPI 1578758124, issued on Sep 6, 2007. Check the license (New Hampshire 15674, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Matthew J. Rockacy
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 15674 NH
MD445519 PA
MT189084 PA
Self-reported in NPPES; status is on the state search - Practice location
- 590 Court St, Keene, NH 03431
- Phone
- (603) 354-6515
- Enumerated
- Sep 6, 2007
- Record last updated
- Feb 10, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (603) 354-5429
- Medicare enrollment
- Enrolled (PECOS I20120827000752); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 110 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 Matthew J. Rockacy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 15674Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average gastroenterology physician in 2024
883 Medicare Part D claims for 267 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole330 claims
- Gavilyte-G82 claims
- Pantoprazole Sodium66 claims
- Esomeprazole Magnesium49 claims
- Famotidine33 claims
- Dicyclomine 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): 76 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).
4 hospitals and group practices
- Cheshire Medical CenterKeene, NH · Acute Care Hospitals4 of 5 stars
- Mary Hitchcock Memorial HospitalKeene, NH · Acute Care Hospitals3 of 5 stars
- Dartmouth-Hitchcock ClinicKeene, NH
- St. Joseph Hospital OF Nashua NHNashua, NH
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.
Matthew J. Rockacy among 110 gastroenterology physician records in New Hampshire
Matthew J. Rockacy, M.D. is one of 110 gastroenterology physician records with a practice address in New Hampshire. 83% 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 58% of them.
- NPI issued2007 · 58% of these records are older, 29% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2006 · median 2002 among the 80 with a school on file
- Record last updated2015 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New Hampshire
There are 110 gastroenterology physician records in New Hampshire.
All 110 in New Hampshire → Every provider in Keene → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Andrew Gorske, MDKeene, NH 034311134132376
- Suzannah Luft, MDKeene, NH 034311720499395
- Daniel Rath, M.D.Keene, NH 034311083785166
- Frederick Spin, M.D.Keene, NH 034311487687224
- Otto Trinkl, M.D.Keene, NH 034311366476541
- Peter Forssell, MDPeterborough, NH 034581841261278
- John Baier, MDConcord, NH 033011326133539
- Robert Chehade, M.D.Concord, NH 033011174713275
Common questions
What is Matthew J. Rockacy, M.D.'s NPI number?
Matthew J. Rockacy, M.D.'s National Provider Identifier (NPI) is 1578758124, issued on Sep 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Matthew J. Rockacy, M.D. located?
The NPPES record lists a practice address at 590 Court St, Keene, NH, 03431. Phone: (603) 354-6515. Providers update this record themselves, so call before visiting.
How can I verify Matthew J. Rockacy, M.D.'s license?
NPPES lists New Hampshire license number 15674, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew J. Rockacy, M.D. prescribe under Medicare Part D?
In 2024, Matthew J. Rockacy, M.D. had 883 Medicare Part D claims for 267 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Matthew J. Rockacy, M.D.'s MIPS final score?
The 2023 MIPS final score is 76 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.