William Karl Andersen, MD
Dermatology Physician · Lancaster, PA
William Karl Andersen, MD is a dermatology physician with a practice address in Lancaster, Pennsylvania, and NPI 1538135900, issued on Feb 27, 2006. Check the license (Pennsylvania MD061425L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- William Karl Andersen
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- MD061425L PA
Self-reported in NPPES; status is on the state search - Practice location
- 190 N Pointe Blvd, Lancaster, PA 17601
- Phone
- (717) 560-6444
- Enumerated
- Feb 27, 2006
- Record last updated
- Dec 7, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (717) 569-1044
- Medicare enrollment
- Enrolled (PECOS I20060322000119); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1987
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 681 in Pennsylvania → Look up another NPI →
Also registered at 190 N Pointe Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Louis Rivera, P.T.Physical Therapist1336181023
- Michelle Rivera, P.T.Physical Therapist1316983182
Verify William Karl Andersen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD061425LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% fewer Medicare Part D claims than the average dermatology physician in 2024
685 Medicare Part D claims for 342 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.
Most prescribed
- Triamcinolone Acetonide71 claims
- Imiquimod70 claims
- Fluocinonide51 claims
- Minoxidil37 claims
- Mupirocin34 claims
- Ketoconazole32 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: $115.60
2 payments; by number, the most common kind was education; the largest payer was Janssen Biotech, 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.
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
- Lancaster Skin Center PCLancaster, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Karl Andersen among 681 dermatology physician records in Pennsylvania
William Karl Andersen, MD is one of 681 dermatology physician records with a practice address in Pennsylvania. 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 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 57% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1987 · median 2007 among the 485 with a school on file
- Record last updated2007 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Pennsylvania
There are 681 dermatology physician records in Pennsylvania.
All 681 in Pennsylvania → Every provider in Lancaster → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Bruce Brod, M.D.Lancaster, PA 176011932172269
- Patrick Feehan, M.D.Lancaster, PA 176011275505729
- Mark Gibbs, MDLancaster, PA 176011902923048
- Sara Heilig, MDLancaster, PA 176011447410865
- Mary Kegel, MDLancaster, PA 176011841263050
- Alyssa Klein, MDLancaster, PA 176011598111254
- Christina Lawson, M.D.Lancaster, PA 176011225329774
- Sara Marian Lucking, M.D.Lancaster, PA 176011225304280
Common questions
What is William Karl Andersen, MD's NPI number?
William Karl Andersen, MD's National Provider Identifier (NPI) is 1538135900, issued on Feb 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Karl Andersen, MD located?
The NPPES record lists a practice address at 190 N Pointe Blvd, Lancaster, PA, 17601. Phone: (717) 560-6444. Providers update this record themselves, so call before visiting.
How can I verify William Karl Andersen, MD's license?
NPPES lists Pennsylvania license number MD061425L, 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 William Karl Andersen, MD prescribe under Medicare Part D?
In 2024, William Karl Andersen, MD had 685 Medicare Part D claims for 342 beneficiaries; the average among dermatology physician prescribers was 797. 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.