Calvin Knowles
Physician Assistant · Berlin, NH
Calvin Knowles is a physician assistant with a practice address in Berlin, New Hampshire, and NPI 1497345706, issued on Jan 20, 2021. Check the license (New Hampshire 2041, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Calvin Knowles
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 2041 NH
Self-reported in NPPES; status is on the state search - Practice location
- 59 Page Hill RD, Berlin, NH 03570
- Phone
- (603) 752-2200
- Enumerated
- Jan 20, 2021
- Record last updated
- Jun 28, 2026
- Medicare enrollment
- Enrolled (PECOS I20230906000277); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 59 Page Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jesse Beaudry, PHARM.D.Pharmacist1184963506
- Sandra BenckendorfFamily Medicine Physician1932299237
- Kayley BennettPhysician Assistant1083432389
- Charles Brown, M.D.Anatomic Pathology & Clinical Pathology Physician1376588616
- Jonathan Campbell, AU.D.Audiologist1144719683
- Crizeldo Cariaso, M.D.Neurology Physician1841444288
Verify Calvin Knowles 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 2041Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average physician assistant in 2024
722 Medicare Part D claims for 207 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Metoprolol Succinate111 claims
- Furosemide61 claims
- Atorvastatin Calcium50 claims
- Amlodipine Besylate45 claims
- Isosorbide Mononitrate Er44 claims
- Metoprolol Tartrate35 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: $19.43
1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
Bills Medicare through one group practice
- Concord Hospital IncLancaster, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
7 physician assistant records list a practice address in Berlin
They are 7 of the 248 NPPES records with a practice address in Berlin, and 947 physician assistant records in New Hampshire.
All 7 in Berlin → All 947 in New Hampshire → Every provider in Berlin →
Other physician assistant records in New Hampshire
- Micala Abbiati, PA-CBedford, NH1437702123
- Robin Abeles, PA-CNorth Conway, NH1285119875
- Maud AbessNew London, NH1174715452
- Rosemarie Addante, PA-CLebanon, NH1356846752
- Anna Adler, PA-CLebanon, NH1578216677
- Lisa Ahava, PAChesterfield, NH1487693453
- Ssara AhmmedManchester, NH1144140138
- Liliana Rose Akin, PA-S2Manchester, NH1205793551
- Matthew Alexander, PHD, PA-SLebanon, NH1548721517
- David Allen, PANashua, NH1952337982
Common questions
What is Calvin Knowles's NPI number?
Calvin Knowles's National Provider Identifier (NPI) is 1497345706, issued on Jan 20, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Calvin Knowles located?
The NPPES record lists a practice address at 59 Page Hill RD, Berlin, NH, 03570. Phone: (603) 752-2200. Providers update this record themselves, so call before visiting.
How can I verify Calvin Knowles's license?
NPPES lists New Hampshire license number 2041, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Calvin Knowles prescribe under Medicare Part D?
In 2024, Calvin Knowles had 722 Medicare Part D claims for 207 beneficiaries; the average among physician assistant prescribers was 830. 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.