Karen M. Armento, CRNA
Certified Registered Nurse Anesthetist · Littleton, NH
Karen M. Armento, CRNA is a certified registered nurse anesthetist with a practice address in Littleton, New Hampshire, and NPI 1932138674, issued on Jul 3, 2006. Check the license (New Hampshire 0275522311, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen M. Armento
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 0275522311 NH
Self-reported in NPPES; status is on the state search - Practice location
- 220 Cottage St, Littleton, NH 03561
- Phone
- (603) 444-0272
- Enumerated
- Jul 3, 2006
- Record last updated
- Dec 15, 2025
- Fax
- (603) 444-0274
- Medicaid IDs
- 1008553 VT
30343158 NH - Medicare enrollment
- Enrolled (PECOS I20040804001976); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 220 Cottage St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Crystal Colby, PA-CMedical Physician Assistant1346304888
- Howard Mitz, D.O.Gastroenterology Physician1558365155
- Robert Stone, CRNACertified Registered Nurse Anesthetist1831265362
Verify Karen M. Armento 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 0275522311Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Amoskeag Anesthesia PLLCPlymouth, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
10 certified registered nurse anesthetist records list a practice address in Littleton
They are 10 of the 304 NPPES records with a practice address in Littleton, and 431 certified registered nurse anesthetist records in New Hampshire.
All 10 in Littleton → All 431 in New Hampshire → Every provider in Littleton →
Other certified registered nurse anesthetist records in New Hampshire
- Bryan AjaManchester, NH1194184580
- Belinda Alcaraz, CRNADover, NH1144207598
- Mark Alderson, CRNAConcord, NH1104204734
- Tyler AlterManchester, NH1164914206
- Glen Anderson, CRNALebanon, NH1245268366
- Kyle Anderson, CRNAConcord, NH1326383100
- Arlene Andeweg, CRNALebanon, NH1518988591
- Mary Andrews, RNLebanon, NH1588234900
- Gregory Aprilliano, CRNA, APRNSomersworth, NH1124052378
- Steven Archer, CRNAManchester, NH1588701445
Common questions
What is Karen M. Armento, CRNA's NPI number?
Karen M. Armento, CRNA's National Provider Identifier (NPI) is 1932138674, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen M. Armento, CRNA located?
The NPPES record lists a practice address at 220 Cottage St, Littleton, NH, 03561. Phone: (603) 444-0272. Providers update this record themselves, so call before visiting.
How can I verify Karen M. Armento, CRNA's license?
NPPES lists New Hampshire license number 0275522311, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
What is Karen M. Armento, CRNA's MIPS final score?
The 2023 MIPS final score is 84.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.