Jason Hemming, M.D.
Gastroenterology Physician · Haverhill, MA
Jason Hemming, M.D. is a gastroenterology physician with a practice address in Haverhill, Massachusetts, and NPI 1184712010, issued on Oct 10, 2006. Check the license (Massachusetts 230212, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jason Hemming
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 230212 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Park Way, Haverhill, MA 01830
- Phone
- (978) 521-3235
- Enumerated
- Oct 10, 2006
- Entity
- Type 1 · individual
Also registered at 1 Park Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sara Brum, PA-CPhysician Assistant1477151959
- Emily Dulude, M.D.Nephrology Physician1477661791
- Lisa Gruber, M.D.Pediatrics Physician1942291679
- Judy Howell, N.P.Adult Health Nurse Practitioner1952458432
- John King, MDFamily Medicine Physician1790771269
- Robin Kornegay-Rougeau, M.D.Pediatrics Physician1760465397
Verify Jason Hemming in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 230212Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
28% more Medicare Part D claims than the average gastroenterology physician in 2024
1,089 Medicare Part D claims for 280 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Omeprazole331 claims
- Pantoprazole Sodium121 claims
- Famotidine79 claims
- Linzess72 claims
- Dicyclomine Hcl52 claims
- Colestipol Hcl38 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.
3 hospital and facility affiliations
- Mass General Brigham Community Physicians IncHaverhill, MA
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA
- Mass General Brigham Medical Group, Inc.Salem, NH
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gastroenterology Physician providers in Massachusetts
There are 538 gastroenterology physician records in Massachusetts.
Other gastroenterology physician records in Massachusetts
- Robert Aaron, MDStoneham, MA1962694323
- Michael Aaronson, MDBeverly, MA1366547739
- Diane Abraczinskas, MDBoston, MA1811988488
- Lynne Ahn, MDFramingham, MA1144269143
- Hiroyuki Aihara, M.D.Boston, MA1619395795
- Mona AkbariSouth Weymouth, MA1871720037
- Geetanjali Akerkar, M.D.Chelmsford, MA1144289166
- Harmony Allison, MDBoston, MA1245240704
- Ali Amini, MDMilford, MA1962502997
- Curuchi Anand, M.D., MRCP (V.K)Worcester, MA1336111731
Common questions
What is Jason Hemming, M.D.'s NPI number?
Jason Hemming, M.D.'s National Provider Identifier (NPI) is 1184712010, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jason Hemming, M.D. located?
The NPPES record lists a practice address at 1 Park Way, Haverhill, MA, 01830. Phone: (978) 521-3235. Providers update this record themselves, so call before visiting.
How can I verify Jason Hemming, M.D.'s license?
NPPES lists Massachusetts license number 230212, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jason Hemming, M.D. prescribe under Medicare Part D?
In 2024, Jason Hemming, M.D. had 1,089 Medicare Part D claims for 280 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.