William C. Giesey, PA
Physician Assistant · Lakewood, CO
William C. Giesey, PA is a physician assistant with a practice address in Lakewood, Colorado, and NPI 1356478234, issued on Feb 27, 2007. Check the license (Colorado 1026, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William C. Giesey
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1026 CO
Self-reported in NPPES; status is on the state search - Practice location
- 8383 W Alameda Ave, Lakewood, CO 80226
- Phone
- (303) 338-4545
- Enumerated
- Feb 27, 2007
- Record last updated
- Jul 2, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 18222595 CO
- Entity
- Type 1 · individual
Also registered at 8383 W Alameda Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jehan Abuzer, RNRegistered Nurse1437344462
- James Adams, M.D.Internal Medicine Physician1154460558
- Sharon AdcockInternal Medicine Physician1710014774
- Mohammed Akbani, NPFamily Nurse Practitioner1144637976
- Tanya AlaleLicensed Practical Nurse1881890275
- Jasmine Aldrich, PAPhysician Assistant1659401412
Verify William C. Giesey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 1026Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
104 physician assistant records list a practice address in Lakewood
They are 104 of the 4,944 NPPES records with a practice address in Lakewood, and 3,767 physician assistant records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 104 in Lakewood → All 3,767 in Colorado → Every provider in Lakewood →
Other physician assistant records in Colorado
- Hannah Abbe, PADenver, CO1083360184
- Brianna Abbott, PA-CColorado Springs, CO1013366905
- Elise AbbottFort Collins, CO1194516542
- Jennifer Abbott, PA-CColorado Springs, CO1851821334
- Timothy Abbott, PA-CDenver, CO1023152212
- Alexander AbbruzzeseFort Carson, CO1538994132
- Mary Abraham, PA-CColorado Springs, CO1225696800
- Mariella Accame, PALakewood, CO1629007141
- Valerie Ackman, PA-CEnglewood, CO1982824504
- Megan Acosta O'GaraPueblo, CO1083390736
Common questions
What is William C. Giesey, PA's NPI number?
William C. Giesey, PA's National Provider Identifier (NPI) is 1356478234, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William C. Giesey, PA located?
The NPPES record lists a practice address at 8383 W Alameda Ave, Lakewood, CO, 80226. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify William C. Giesey, PA's license?
NPPES lists Colorado license number 1026, as entered by the provider. Search the Colorado 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. 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.