William Ghaul, DO
Internal Medicine Physician · Allentown, PA
William Ghaul, DO is an internal medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1780267005, issued on May 4, 2021. Check the license (Pennsylvania OS023424, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- William Ghaul
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS023424 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1501 N Cedar Crest Blvd Ste 110, Allentown, PA 18104
- Phone
- (610) 821-2828
- Enumerated
- May 4, 2021
- Record last updated
- Sep 29, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 1501 N Cedar Crest Blvd Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kassandra Blobe, CRNPFamily Nurse Practitioner1144091885
- Sarah Elrod, DOInternal Medicine Physician1679100762
Verify William Ghaul in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS023424Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
372 Medicare Part D claims for 118 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Atorvastatin Calcium36 claims
- Jardiance20 claims
- Lantus Solostar18 claims
- Amlodipine Besylate17 claims
- Albuterol Sulfate Hfa14 claims
- Carvedilol14 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.
William Ghaul among 7,300 internal medicine physician records in Pennsylvania
William Ghaul, DO is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 81% of them.
- NPI issued2021 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2025 · 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 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
218 internal medicine physician records list a practice address in Allentown
They are 218 of the 5,904 NPPES records with a practice address in Allentown, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Allentown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Thomas Brandecker, MDAllentown, PA 181041023068376
- David Carney, MDAllentown, PA 181041245282094
- Jose Garcia, M.D.Allentown, PA 181041568441442
- Arthur Hoffman, M.D.Allentown, PA 181041508844333
- Glenn Kratzer, MDAllentown, PA 181041275583510
- Anil Kumar, M.D.Allentown, PA 181041093778359
- Sandra Latona, M.D.Allentown, PA 181041548212608
- Judith McDonald, MDAllentown, PA 181041558313403
Common questions
What is William Ghaul, DO's NPI number?
William Ghaul, DO's National Provider Identifier (NPI) is 1780267005, issued on May 4, 2021. An NPI identifies a provider in billing; it is not a license.
Where is William Ghaul, DO located?
The NPPES record lists a practice address at 1501 N Cedar Crest Blvd Ste 110, Allentown, PA, 18104. Phone: (610) 821-2828. Providers update this record themselves, so call before visiting.
How can I verify William Ghaul, DO's license?
NPPES lists Pennsylvania license number OS023424, 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 Ghaul, DO prescribe under Medicare Part D?
In 2024, William Ghaul, DO had 372 Medicare Part D claims for 118 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.