Matias Amaral, M.D.
Internal Medicine Physician · Portsmouth, NH
Matias Amaral, M.D. is an internal medicine physician with a practice address in Portsmouth, New Hampshire, and NPI 1518372325, issued on Jul 1, 2014. Check the license (New Hampshire 18093, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Matias Amaral
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 18093 NH
TRN20562 FL
Self-reported in NPPES; status is on the state search - Practice location
- 2075 Lafayette RD Unit B14, Portsmouth, NH 03801
- Phone
- (786) 503-4748
- Enumerated
- Jul 1, 2014
- Record last updated
- Dec 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20230201001622); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 673 in New Hampshire → Look up another NPI →
Verify Matias Amaral in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 18093Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
250 Medicare Part D claims for 94 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Furosemide19 claims
- Atorvastatin Calcium14 claims
- Amlodipine Besylate12 claims
- Prednisone12 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.
Bills Medicare through one group practice
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matias Amaral among 673 internal medicine physician records in New Hampshire
Matias Amaral, M.D. is one of 673 internal medicine physician records with a practice address in New Hampshire. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 70% of them.
- NPI issued2014 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2012 · median 2005 among the 443 with a school on file
- Record last updated2023 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 internal medicine physician records list a practice address in Portsmouth
They are 37 of the 1,860 NPPES records with a practice address in Portsmouth, and 673 internal medicine physician records in New Hampshire.
All 673 in New Hampshire → Every provider in Portsmouth → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jonathan Bridges, M.D.Newington, NH 038011083744510
- Thomas Clairmont, MDPortsmouth, NH 038011053415794
- Daniel Davies, DOPortsmouth, NH 038011083683833
- Gary Fagin, M.D.Portsmouth, NH 038011376518886
- Diane Flamburis, MDPortsmouth, NH 038011851367387
- Mark Henschke, DONewington, NH 038011922092667
- Sunila Jo, MDPortsmouth, NH 038011740290097
- Paris Khavari, MDPortsmouth, NH 038011790889434
Common questions
What is Matias Amaral, M.D.'s NPI number?
Matias Amaral, M.D.'s National Provider Identifier (NPI) is 1518372325, issued on Jul 1, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Matias Amaral, M.D. located?
The NPPES record lists a practice address at 2075 Lafayette RD Unit B14, Portsmouth, NH, 03801. Phone: (786) 503-4748. Providers update this record themselves, so call before visiting.
How can I verify Matias Amaral, M.D.'s license?
NPPES lists New Hampshire license number 18093, 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 Matias Amaral, M.D. prescribe under Medicare Part D?
In 2024, Matias Amaral, M.D. had 250 Medicare Part D claims for 94 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.