William Alexander Shaffer
Diagnostic Radiology Physician · Slidell, LA
William Alexander Shaffer is a diagnostic radiology physician with a practice address in Slidell, Louisiana, and NPI 1215252341, issued on Mar 31, 2010. Check the license (Louisiana MD.208026, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William Alexander Shaffer
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- MD.208026 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Gause Blvd, Slidell, LA 70458
- Phone
- (205) 657-2660
- Enumerated
- Mar 31, 2010
- Record last updated
- Jun 4, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150804005210); accepts Medicare assignment
- Medical or professional school
- University Of Alabama School Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 506 in Louisiana → Look up another NPI →
Also registered at 1001 Gause Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sean Adcock, CRNACertified Registered Nurse Anesthetist1740900158
- Richard Allen, CRNACertified Registered Nurse Anesthetist1609178482
- Susan Aycock, CRNACertified Registered Nurse Anesthetist1003819533
- Judith Baker, CRNACertified Registered Nurse Anesthetist1073516431
- Kenneth Barnes, MDAnatomic Pathology & Clinical Pathology Physician1821080466
- Andrea BenefieldCritical Care Neonatal Nurse Practitioner1578122180
Verify William Alexander Shaffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD.208026Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 96 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Medical Foundation IncMeridian, MS
- Ochsner Clinic LLCSlidell, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Alexander Shaffer among 506 diagnostic radiology physician records in Louisiana
William Alexander Shaffer is one of 506 diagnostic radiology physician records with a practice address in Louisiana. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 78% of them.
- NPI issued2010 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2010 · median 2001 among the 351 with a school on file
- Record last updated2016 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Louisiana
There are 506 diagnostic radiology physician records in Louisiana.
All 506 in Louisiana → Every provider in Slidell → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Thompson Dietz, MDSlidell, LA 704581083619241
- Myles Digby, M.D.Slidell, LA 704581841490422
- Kishore Kamath, M.D.Slidell, LA 704581235105479
- Richelle Legnon, M.D.Slidell, LA 704581528034774
- Dale Maccurdy, M.D.Slidell, LA 704581104892363
- Jash Patel, M.D.Slidell, LA 704581750386587
- Jeff Redmond, M.D.Slidell, LA 704581992904627
- Klar Rovira, M.D.Slidell, LA 704581922075803
Common questions
What is William Alexander Shaffer's NPI number?
William Alexander Shaffer's National Provider Identifier (NPI) is 1215252341, issued on Mar 31, 2010. An NPI identifies a provider in billing; it is not a license.
Where is William Alexander Shaffer located?
The NPPES record lists a practice address at 1001 Gause Blvd, Slidell, LA, 70458. Phone: (205) 657-2660. Providers update this record themselves, so call before visiting.
How can I verify William Alexander Shaffer's license?
NPPES lists Louisiana license number MD.208026, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is William Alexander Shaffer's MIPS final score?
The 2023 MIPS final score is 96 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.