Mark S. Morris, D.D.S.
General Practice Dentistry · Merrimack, NH
Mark S. Morris, D.D.S. is a general practice dentistry with a practice address in Merrimack, New Hampshire, and NPI 1366768855, issued on Apr 9, 2010. Check the license (New Hampshire 03863, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark S. Morris
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 03863 NH
Self-reported in NPPES; status is on the state search - Practice location
- 75 Daniel Webster Hwy, Merrimack, NH 03054
- Phone
- (603) 424-7575
- Enumerated
- Apr 9, 2010
- Record last updated
- Apr 24, 2026
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 562 in New Hampshire → Look up another NPI →
Verify Mark S. Morris 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 03863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average general practice dentistry in 2024
13 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Industry payments in 2024: $76.23
3 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 41,669 providers of this specialty with any payment received $597.01 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.
Mark S. Morris among 562 general practice dentistry records in New Hampshire
Mark S. Morris, D.D.S. is one of 562 general practice dentistry records with a practice address in New Hampshire. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 69% of them.
- NPI issued2010 · 69% of these records are older, 30% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2026 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 general practice dentistry records list a practice address in Merrimack
They are 7 of the 270 NPPES records with a practice address in Merrimack, and 562 general practice dentistry records in New Hampshire.
All 562 in New Hampshire → Every provider in Merrimack → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Kevin Boulard, DMDMerrimack, NH 030541174613251
- Cara Coleman, DMDMerrimack, NH 030541396846085
- Michel Couret, DDSMerrimack, NH 030541033156203
- Yelena Popkova, D.D.S.Merrimack, NH 030541265680029
- James Savickas, D.M.D.Merrimack, NH 030541023034998
- Michael Vacca, DDSMerrimack, NH 030541255460960
- Chad Borer, DDSMilford, NH 030551750405098
- Richard Calvin, DDSLondonderry, NH 030531326075664
Common questions
What is Mark S. Morris, D.D.S.'s NPI number?
Mark S. Morris, D.D.S.'s National Provider Identifier (NPI) is 1366768855, issued on Apr 9, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mark S. Morris, D.D.S. located?
The NPPES record lists a practice address at 75 Daniel Webster Hwy, Merrimack, NH, 03054. Phone: (603) 424-7575. Providers update this record themselves, so call before visiting.
How can I verify Mark S. Morris, D.D.S.'s license?
NPPES lists New Hampshire license number 03863, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Mark S. Morris, D.D.S. prescribe under Medicare Part D?
In 2024, Mark S. Morris, D.D.S. had 13 Medicare Part D claims; the average among general practice dentistry prescribers was 83. 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.