William Alan Dulin, MD
Specialist · Plano, TX
William Alan Dulin, MD is a specialist with a practice address in Plano, Texas, and NPI 1851387468, issued on Sep 20, 2005. Check the license (Texas MDL4350, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Alan Dulin
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- MDL4350 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6020 W Plano Pkwy, Plano, TX 75093
- Phone
- (972) 543-2477
- Enumerated
- Sep 20, 2005
- Record last updated
- Dec 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (972) 543-2499
- Entity
- Type 1 · individual
8 nearest specialist records → All 1,716 in Texas → Look up another NPI →
Also registered at 6020 W Plano Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Alan Dulin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license MDL4350Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average specialist in 2024
27 Medicare Part D claims, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
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 Alan Dulin among 1,716 specialist records in Texas
William Alan Dulin, MD is one of 1,716 specialist records with a practice address in Texas. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 18% of these records are
- Record last updated2020 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in Texas
There are 1,716 specialist records in Texas.
All 1,716 in Texas → Every provider in Plano → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- F. Barber, M.D.Plano, TX 750931366447120
- Richard Bowman, M.D.Plano, TX 750931295735140
- Ronald Friedman, M.D.Plano, TX 750931902898612
- Abbesalom Ghermay, MDPlano, TX 750931487624755
- Fawzia Jaffee, M.D.Plano, TX 750931215932124
- Pedro Nosnik, M.D.Plano, TX 750931689636805
- Susana Poliak, M.D.Plano, TX 750931801898887
- Luis Robles, M.D.Plano, TX 750931407818206
Common questions
What is William Alan Dulin, MD's NPI number?
William Alan Dulin, MD's National Provider Identifier (NPI) is 1851387468, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Alan Dulin, MD located?
The NPPES record lists a practice address at 6020 W Plano Pkwy, Plano, TX, 75093. Phone: (972) 543-2477. Providers update this record themselves, so call before visiting.
How can I verify William Alan Dulin, MD's license?
NPPES lists Texas license number MDL4350, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does William Alan Dulin, MD prescribe under Medicare Part D?
In 2024, William Alan Dulin, MD had 27 Medicare Part D claims; the average among specialist prescribers was 1,380. 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.