Robert Ketchum, PA-C
Physician Assistant · Portsmouth, NH
Robert Ketchum, PA-C is a physician assistant with a practice address in Portsmouth, New Hampshire, and NPI 1578702197, issued on Feb 5, 2009. Check the license (New Hampshire 2194, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert Ketchum
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 2194 NH
Self-reported in NPPES; status is on the state search - Practice location
- 330 Borthwick Ave Ste 311, Portsmouth, NH 03801
- Phone
- (603) 692-2228
- Enumerated
- Feb 5, 2009
- Entity
- Type 1 · individual
Also registered at 330 Borthwick Ave Ste 311
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brian Hyett, M.D.Internal Medicine Physician1972722015
- Khushboo Munot, MDGastroenterology Physician1487932885
- Soumil Patwardhan, M.D.Gastroenterology Physician1891101374
Verify Robert Ketchum 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 2194Check 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 physician assistant in 2024
129 Medicare Part D claims for 72 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Prednisone13 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.
The Medicare quality score for 2023: 98.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $184.57
7 payments, mostly food and beverage; the largest payer was Qol Medical, LLC. The 61,144 providers of this specialty with any payment received $853.85 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.
One hospital or facility affiliation
- Atlantic Digestive Specialists PLLCSomersworth, NH
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
49 physician assistant records list a Portsmouth practice address
They are 49 of the 1,860 NPPES records with a Portsmouth practice address, and 890 physician assistant records in New Hampshire.
All 49 in Portsmouth → All 890 in New Hampshire → Every provider in Portsmouth →
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
- David Allen, PANashua, NH1952337982
- Katrina Allen, PA-CWindham, NH1336613181
Common questions
What is Robert Ketchum, PA-C's NPI number?
Robert Ketchum, PA-C's National Provider Identifier (NPI) is 1578702197, issued on Feb 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Robert Ketchum, PA-C located?
The NPPES record lists a practice address at 330 Borthwick Ave Ste 311, Portsmouth, NH, 03801. Phone: (603) 692-2228. Providers update this record themselves, so call before visiting.
How can I verify Robert Ketchum, PA-C's license?
NPPES lists New Hampshire license number 2194, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Robert Ketchum, PA-C prescribe under Medicare Part D?
In 2024, Robert Ketchum, PA-C had 129 Medicare Part D claims for 72 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.
What is Robert Ketchum, PA-C's Medicare quality score?
The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.