Registry data as of Aug 27, 2026

William Lien, M.D.

Family Medicine Physician · Boyertown, PA

William Lien, M.D. is a family medicine physician with a practice address in Boyertown, Pennsylvania, and NPI 1396708210, issued on Apr 11, 2006. Check the license (Pennsylvania MD069895L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1396708210
Name
William Lien
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD069895L PA
Self-reported in NPPES; status is on the state search
Practice location
9 Rowell RD, Boyertown, PA 19512
Phone
(610) 369-0900
Enumerated
Apr 11, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Verify William Lien 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 MD069895L
    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

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

8% fewer Medicare Part D claims than the average family medicine physician in 2024

3,272 Medicare Part D claims for 426 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 28 claims were for opioids.

  1. William Lien3,272
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium309 claims
  2. Arexvy187 claims
  3. Benazepril Hcl133 claims
  4. Rosuvastatin Calcium122 claims
  5. Amlodipine Besylate107 claims
  6. Metformin Hcl103 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.

9 family medicine physician records list a practice address in Boyertown

They are 9 of the 80 NPPES records with a practice address in Boyertown, and 7,483 family medicine physician records in Pennsylvania.

Other family medicine physician records in Pennsylvania

  1. Christopher AaronCresson, PA1083879860
  2. Jose Abad, MDPittsburgh, PA1295962546
  3. Mario Abad, MDDuncannon, PA1710022975
  4. Ray Abarintos, MDPhiladelphia, PA1417339516
  5. Jasim Abbasi, DOErie, PA1396537452
  6. Daived Abboud, M.D.Allentown, PA1295189322
  7. Ihab Abdelaal, D.O.Macungie, PA1588944938
  8. Tony Abdelmaseeh, M.DJermyn, PA1073910923
  9. Adam Abdulally, MDPittsburgh, PA1184861544
  10. Maimuna AbdullahiLebanon, PA1477344018

Common questions

What is William Lien, M.D.'s NPI number?

William Lien, M.D.'s National Provider Identifier (NPI) is 1396708210, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Lien, M.D. located?

The NPPES record lists a practice address at 9 Rowell RD, Boyertown, PA, 19512. Phone: (610) 369-0900. Providers update this record themselves, so call before visiting.

How can I verify William Lien, M.D.'s license?

NPPES lists Pennsylvania license number MD069895L, 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 Lien, M.D. prescribe under Medicare Part D?

In 2024, William Lien, M.D. had 3,272 Medicare Part D claims for 426 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.