NPPES file of Aug 9, 2026

Christine L. Cassel, MD

Dermatology Physician · Hummelstown, PA

Christine L. Cassel, MD is a dermatology physician with a practice address in Hummelstown, Pennsylvania, and NPI 1922062132, issued on Apr 14, 2006. Check the license (Pennsylvania MD421184, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922062132
Name
Christine L. Cassel
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
MD421184 PA
Self-reported in NPPES; status is on the state search
Practice location
530 Walton Ave, Hummelstown, PA 17036
Phone
(717) 566-6633
Enumerated
Apr 14, 2006
Record last updated
May 21, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
0019488680001 PA
Medicare enrollment
Enrolled (PECOS I20061107000372); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 1999
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.
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Verify Christine L. Cassel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD421184
    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
Open the Pennsylvania license search

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40% more Medicare Part D claims than the average dermatology physician in 2024

1,118 Medicare Part D claims for 415 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Christine Cassel1,118
  2. Specialty average797

Most prescribed

  1. Doxycycline Hyclate142 claims
  2. Ketoconazole126 claims
  3. Clobetasol Propionate124 claims
  4. Triamcinolone Acetonide118 claims
  5. Valacyclovir45 claims
  6. Spironolactone44 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 MIPS final score for 2023 (Medicare payment program): 96.9 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.

  1. Qualityout of 100 · 30% of the final score93.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,628.85

81 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christine Cassel$1,628.85
  2. Specialty average$8,544.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Dermatology Physician providers in Pennsylvania

There are 681 dermatology physician records in Pennsylvania.

Other dermatology physician records in Pennsylvania

  1. Debra Abell, MDWexford, PA1558442525
  2. Barry Abraham, MDPenn Valley, PA1811072606
  3. Nina Abraham, MDHaverford, PA1255593422
  4. Katrina Abuabara, MDPhiladelphia, PA1558689216
  5. David Adams, MDHershey, PA1215991427
  6. Saira Agarwala, MDPhiladelphia, PA1760062228
  7. George Ainsworth, MDWest Lawn, PA1851397814
  8. Oleg Akilov, M.D., PH.D.Pittsburgh, PA1316274590
  9. Ali Alajmi, MD , FRCPC , FAADArdmore, PA1760172522
  10. Christian Albornoz, MDChesterbrook, PA1962997262

Common questions

What is Christine L. Cassel, MD's NPI number?

Christine L. Cassel, MD's National Provider Identifier (NPI) is 1922062132, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christine L. Cassel, MD located?

The NPPES record lists a practice address at 530 Walton Ave, Hummelstown, PA, 17036. Phone: (717) 566-6633. Providers update this record themselves, so call before visiting.

How can I verify Christine L. Cassel, MD's license?

NPPES lists Pennsylvania license number MD421184, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christine L. Cassel, MD prescribe under Medicare Part D?

In 2024, Christine L. Cassel, MD had 1,118 Medicare Part D claims for 415 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Christine L. Cassel, MD's MIPS final score?

The 2023 MIPS final score is 96.9 of 100. 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.