Karen Annette Chalfin, CNP
Acute Care Nurse Practitioner · Cincinnati, OH
Karen Annette Chalfin, CNP is an acute care nurse practitioner with a practice address in Cincinnati, Ohio, and NPI 1043608086, issued on Dec 29, 2014. Check the license (Ohio COA.16646-NP, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Annette Chalfin
- Credential
- CNP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- COA.16646-NP OH
Self-reported in NPPES; status is on the state search - Practice location
- 200 Albert Sabin Way, Cincinnati, OH 45219
- Phone
- (513) 475-7500
- Enumerated
- Dec 29, 2014
- Record last updated
- Dec 31, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150213000256); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,679 in Ohio → Look up another NPI →
Also registered at 200 Albert Sabin Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Vanbelle, M.D.Plastic Surgery Physician1124446539
Verify Karen Annette Chalfin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license COA.16646-NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
99 Medicare Part D claims for 27 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.
Most prescribed
- Zolpidem Tartrate24 claims
- Gabapentin15 claims
- Dextroamphetamine-Amphetamine12 claims
- Pramipexole Dihydrochloride11 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 practice group's MIPS final score for 2023 (Medicare payment program): 78.8 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).
Industry payments in 2024: $563.22
37 payments; by number, the most common kind was food and beverage; the largest payer was Harmony Biosciences Llc. The 10,984 providers of this specialty with any payment received $647.94 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
- University OF Cincinnati Physicians Company LLCCincinnati, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Annette Chalfin among 1,679 acute care nurse practitioner records in Ohio
Karen Annette Chalfin, CNP is one of 1,679 acute care nurse practitioner records with a practice address in Ohio. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 25% of them.
- NPI issued2014 · 25% of these records are older, 70% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2014 · median 2019 among the 1,318 with a school on file
- Record last updated2015 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Ohio
There are 1,679 acute care nurse practitioner records in Ohio.
All 1,679 in Ohio → Every provider in Cincinnati → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Linda Baas, CNPCincinnati, OH 452191932203403
- Kory Billiter, ACNP-BCCincinnati, OH 452191184940561
- Jennifer Clark, NPCincinnati, OH 452191992086219
- Jennifer Clayton, CNPCincinnati, OH 452191174854913
- Veronica Crump, APRNCincinnati, OH 452191871559435
- Russell Hoffman, CNPCincinnati, OH 452191346284221
- Kimberly Hoffman, CNPCincinnati, OH 452191013926021
- Mary Hoffmann, ACNP-BCCincinnati, OH 452191306121199
Common questions
What is Karen Annette Chalfin, CNP's NPI number?
Karen Annette Chalfin, CNP's National Provider Identifier (NPI) is 1043608086, issued on Dec 29, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Karen Annette Chalfin, CNP located?
The NPPES record lists a practice address at 200 Albert Sabin Way, Cincinnati, OH, 45219. Phone: (513) 475-7500. Providers update this record themselves, so call before visiting.
How can I verify Karen Annette Chalfin, CNP's license?
NPPES lists Ohio license number COA.16646-NP, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Annette Chalfin, CNP prescribe under Medicare Part D?
In 2024, Karen Annette Chalfin, CNP had 99 Medicare Part D claims for 27 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.
What is Karen Annette Chalfin, CNP's MIPS final score?
The 2023 MIPS final score is 78.8 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.