NPPES file of Aug 9, 2026

Allyssa Jean Clapsaddle, PA-C

Physician Assistant · Libertyville, IL

Allyssa Jean Clapsaddle, PA-C is a physician assistant with a practice address in Libertyville, Illinois, and NPI 1982156485, issued on Oct 31, 2016. Check the license (Illinois 085.005983, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982156485
Name
Allyssa Jean Clapsaddle
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085.005983 IL
Self-reported in NPPES; status is on the state search
Practice location
1240 N Milwaukee Ave Ste A, Libertyville, IL 60048
Phone
(847) 367-5575
Enumerated
Oct 31, 2016
Record last updated
Dec 11, 2025
Fax
(847) 367-5579
Medicare enrollment
Enrolled (PECOS I20260307000027); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1240 N Milwaukee Ave Ste A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Martha Arroyo, MDDermatology Physician1700867694
  2. Kristen Eisinger, PA-CPhysician Assistant1487802948
  3. Elizabeth Filipek, PA-CPhysician Assistant1174818736
  4. Malan Kern, MDDermatology Physician1538690037
  5. Carla SolomonPhysician Assistant1932729472

Verify Allyssa Jean Clapsaddle in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 085.005983
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

29% fewer Medicare Part D claims than the average physician assistant in 2024

593 Medicare Part D claims for 258 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Allyssa Clapsaddle593
  2. Specialty average830

Most prescribed

  1. Ketoconazole81 claims
  2. Triamcinolone Acetonide77 claims
  3. Doxycycline Hyclate53 claims
  4. Hydrocortisone43 claims
  5. Dupixent Pen42 claims
  6. Mupirocin36 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: $1,500.89

84 payments; by number, the most common kind was food and beverage; the largest payer was Mayne Pharma Commercial LLC. 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.

  1. Allyssa Clapsaddle$1,500.89
  2. Specialty average$841.65

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

  1. Highlander Dermatology LLCBrookfield, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Allyssa Jean Clapsaddle among 4,926 physician assistant records in Illinois

Allyssa Jean Clapsaddle, PA-C is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 40% of them.

  • NPI issued2016 · 40% of these records are older, 57% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2016 · median 2019 among the 3,407 with a school on file
  • Record last updated2025 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

59 physician assistant records list a practice address in Libertyville

They are 59 of the 1,361 NPPES records with a practice address in Libertyville, and 4,926 physician assistant records in Illinois.

The 8 physician assistant records with the nearest ZIP codes

  1. Natasha Ali, PACLibertyville, IL 600481487096483
  2. Ron-Gran Apilado, PALibertyville, IL 600481073779088
  3. Dana Archer, PA-CLibertyville, IL 600481598958282
  4. Elizabeth Baruffi, PA-CLibertyville, IL 600481477749430
  5. Kristen Eisinger, PA-CLibertyville, IL 600481487802948
  6. Elizabeth Filipek, PA-CLibertyville, IL 600481174818736
  7. Wendy Frederick, PA-CLibertyville, IL 600481811198690
  8. Laura Irby, PA-CLibertyville, IL 600481962668590

Common questions

What is Allyssa Jean Clapsaddle, PA-C's NPI number?

Allyssa Jean Clapsaddle, PA-C's National Provider Identifier (NPI) is 1982156485, issued on Oct 31, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Allyssa Jean Clapsaddle, PA-C located?

The NPPES record lists a practice address at 1240 N Milwaukee Ave Ste A, Libertyville, IL, 60048. Phone: (847) 367-5575. Providers update this record themselves, so call before visiting.

How can I verify Allyssa Jean Clapsaddle, PA-C's license?

NPPES lists Illinois license number 085.005983, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Allyssa Jean Clapsaddle, PA-C prescribe under Medicare Part D?

In 2024, Allyssa Jean Clapsaddle, PA-C had 593 Medicare Part D claims for 258 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.