Doctor profile · Federal record

Dr. William Andersen, MD

Dermatology Physician (CMS: Dermatology) · Dermatopathology Physician · Anatomic Pathology & Clinical Pathology Physician · Lancaster, PA

  • NPI 1538135900
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
190 N Pointe Blvd, Ste 1
Lancaster, PA 17601
(717) 560-6444
fax (717) 569-1044

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
December 7, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Pennsylvania #MD061425L

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538135900. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,992
Distinct HCPCS
10
Medicare allowed
$388,912
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,056 646 $68
99213 Established patient office or other outpatient visit, 20-29 minutes 745 629 $86
17003 Destruction of precancer skin growth, 2-14 growths 552 188 $6
17000 Destruction of precancer skin growth, 1 growth 422 343 $56
99212 Established patient office or other outpatient visit, 10-19 minutes 128 123 $54
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 109 103 $637
11102 Biopsy of related skin growth, first growth 101 95 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 92 88 $122
99203 New patient office or other outpatient visit, 30-44 minutes 78 78 $106
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm 63 63 $287

In context: peer comparison

Among 8 peers in Lancaster Dermatology Physician, average services per provider: 121. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$116
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 1 $99.00
Astellas Pharma US INC 1 $16.60

By nature of payment

Education
$99
Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
337
Patients
218
Total drug cost
$62,978
Drug Type Claims Patients Total cost
Imiquimod Generic 79 68 $3,174
Triamcinolone Acetonide Generic 45 31 $473
Fluorouracil Generic 42 41 $3,640
Fluocinonide Generic 34 27 $1,729
Ketoconazole Generic 30 21 $1,296
Prednisone Generic 20 0 $37
Gentamicin Sulfate Generic 17 15 $386
Dapsone Generic 15 0 $1,104
Mupirocin Generic 15 15 $119
Dupixent Syringe (Dupilumab) Brand 14 0 $50,247

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Andersen's medical specialty?
Dr. William Andersen practices Dermatology Physician in Lancaster, PA.
Where does Dr. William Andersen practice?
Dr. William Andersen practices at 190 N Pointe Blvd, Lancaster, PA 17601. Office phone: 7175606444.
What is Dr. William Andersen's NPI?
Dr. William Andersen's National Provider Identifier (NPI) is 1538135900, issued by NPPES.
Does Dr. William Andersen accept Medicare assignment?
Yes. Dr. William Andersen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Andersen commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003). Source: CMS Medicare Physician & Other Practitioners file.