Robert Theriault, D.O.
Family Medicine Physician · Nashua, NH
Robert Theriault, D.O. is a family medicine physician with a practice address in Nashua, New Hampshire, and NPI 1073551982, issued on Jun 3, 2006. Check the license (New Hampshire 9290, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Robert Theriault
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 9290 NH
Self-reported in NPPES; status is on the state search - Practice location
- 190 Broad St Ste 103, Nashua, NH 03063
- Phone
- (603) 880-1511
- Enumerated
- Jun 3, 2006
- Record last updated
- Apr 19, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (603) 880-8511
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 816 in New Hampshire → Look up another NPI →
Verify Robert Theriault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 9290Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
162 Medicare Part D claims for 62 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium17 claims
- Lisinopril13 claims
- Metoprolol Succinate13 claims
- Levothyroxine Sodium11 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.
Robert Theriault among 816 family medicine physician records in New Hampshire
Robert Theriault, D.O. is one of 816 family medicine physician records with a practice address in New Hampshire. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 43% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2016 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 family medicine physician records list a practice address in Nashua
They are 41 of the 3,140 NPPES records with a practice address in Nashua, and 816 family medicine physician records in New Hampshire.
All 816 in New Hampshire → Every provider in Nashua → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Peter Barley, MDNashua, NH 030631336163682
- Emily Barr, MDNashua, NH 030631497495774
- Kristin Burdick, MDNashua, NH 030631003037904
- Mayumi Chatani-Hinze, MDNashua, NH 030631316108640
- Jared Darlian, DO, MBANashua, NH 030631740847342
- Deborah Dennis, M.D.Nashua, NH 030631710963798
- Samia Khan, DONashua, NH 030631972181352
- Karim Khan Hernandez, MDNashua, NH 030631932551710
Common questions
What is Robert Theriault, D.O.'s NPI number?
Robert Theriault, D.O.'s National Provider Identifier (NPI) is 1073551982, issued on Jun 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Theriault, D.O. located?
The NPPES record lists a practice address at 190 Broad St Ste 103, Nashua, NH, 03063. Phone: (603) 880-1511. Providers update this record themselves, so call before visiting.
How can I verify Robert Theriault, D.O.'s license?
NPPES lists New Hampshire license number 9290, 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 Robert Theriault, D.O. prescribe under Medicare Part D?
In 2024, Robert Theriault, D.O. had 162 Medicare Part D claims for 62 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.