Stephen Joseph Knowles
Certified Registered Nurse Anesthetist · Semmes, AL
Stephen Joseph Knowles is a certified registered nurse anesthetist with a practice address in Semmes, Alabama, and NPI 1407484009, issued on Mar 30, 2020. Check the license (Alabama 1-155739, as entered in NPPES) with the Alabama board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen Joseph Knowles
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 1-155739 AL
Self-reported in NPPES; status is on the state search - Practice location
- 7962 Woodland Hills Dr, Semmes, AL 36575
- Phone
- (251) 423-2816
- Enumerated
- Mar 30, 2020
- Record last updated
- Nov 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20230410001708); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2022
- Entity
- Type 1 · individual
Verify Stephen Joseph Knowles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Alabama board licenses this profession
Search for license 1-155739Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $108.90
5 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- USA Health Anesthesia Billing Services LLCMobile, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1 certified registered nurse anesthetist records list a practice address in Semmes
They are 1 of the 90 NPPES records with a practice address in Semmes, and 2,120 certified registered nurse anesthetist records in Alabama.
Other certified registered nurse anesthetist records in Alabama
- Carmen Abarca, CRNAHuntsville, AL1295618734
- Ashlea AbercrombieBirmingham, AL1851930523
- Deana Abernathey, CRNASelma, AL1922009539
- Richard Abney, CRNAHuntsville, AL1467475954
- Tracey Achenbach, CRNAHuntsville, AL1063461713
- Randall Adams, CRNADothan, AL1932479631
- Donald Aday, CRNADecatur, AL1255359063
- Christopher Adcock, CRNAHuntsville, AL1093196388
- James Adkins, CRNAWinfield, AL1013943869
- Leah Adkins, CRNAJasper, AL1689937021
Common questions
What is Stephen Joseph Knowles's NPI number?
Stephen Joseph Knowles's National Provider Identifier (NPI) is 1407484009, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Joseph Knowles located?
The NPPES record lists a practice address at 7962 Woodland Hills Dr, Semmes, AL, 36575. Phone: (251) 423-2816. Providers update this record themselves, so call before visiting.
How can I verify Stephen Joseph Knowles's license?
NPPES lists Alabama license number 1-155739, as entered by the provider. Search the Alabama board that licenses this profession; the NPPES record confirms identity 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.