George William Letterio, MD
Family Medicine Physician · Concord, NH
George William Letterio, MD is a family medicine physician with a practice address in Concord, New Hampshire, and NPI 1902478266, issued on Jul 15, 2021. Check the license (New Hampshire RT-3804, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- George William Letterio
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- RT-3804 NH
Self-reported in NPPES; status is on the state search - Practice location
- 250 Pleasant St, Concord, NH 03301
- Phone
- (603) 228-7000
- Enumerated
- Jul 15, 2021
- Record last updated
- Jul 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (603) 228-7307
- Medicare enrollment
- Enrolled (PECOS I20240828003269); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 816 in New Hampshire → Look up another NPI →
Also registered at 250 Pleasant St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Judith Ainsworth, APRNFamily Nurse Practitioner1023473881
- D. Akey, MDPulmonary Disease Physician1629015995
- Mathew AllardStudent in an Organized Health Care Education/Training Program1477499515
Verify George William Letterio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license RT-3804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average family medicine physician in 2024
1,330 Medicare Part D claims for 259 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium129 claims
- Lisinopril97 claims
- Levothyroxine Sodium87 claims
- Losartan Potassium56 claims
- Omeprazole53 claims
- Amlodipine Besylate43 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
- Concord Hospital-LaconiaBelmont, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George William Letterio among 816 family medicine physician records in New Hampshire
George William Letterio, MD 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 2021, is newer than 93% of them.
- NPI issued2021 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 2003 among the 498 with a school on file
- Record last updated2021 · 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).
116 family medicine physician records list a practice address in Concord
They are 116 of the 3,103 NPPES records with a practice address in Concord, and 816 family medicine physician records in New Hampshire.
All 816 in New Hampshire → Every provider in Concord → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jay Bryan Bannister, MDConcord, NH 033011619970746
- John Barksdale, MDConcord, NH 033011407809239
- Michael Carr, DOConcord, NH 033011780680066
- Elizabeth Clardy, MDConcord, NH 033011972559433
- Jennifer Dewar, MDConcord, NH 033011164428595
- Daniel Eubank, M.D.Concord, NH 033011841295797
- Dominic Geffken, M.D.Concord, NH 033011861497778
- Michael Madan, MDConcord, NH 033011386633477
Common questions
What is George William Letterio, MD's NPI number?
George William Letterio, MD's National Provider Identifier (NPI) is 1902478266, issued on Jul 15, 2021. An NPI identifies a provider in billing; it is not a license.
Where is George William Letterio, MD located?
The NPPES record lists a practice address at 250 Pleasant St, Concord, NH, 03301. Phone: (603) 228-7000. Providers update this record themselves, so call before visiting.
How can I verify George William Letterio, MD's license?
NPPES lists New Hampshire license number RT-3804, 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 George William Letterio, MD prescribe under Medicare Part D?
In 2024, George William Letterio, MD had 1,330 Medicare Part D claims for 259 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.