William Nick Denson, M.D.
Obstetrics & Gynecology Physician · Idaho Falls, ID
William Nick Denson, M.D. is an obstetrics & gynecology physician with a practice address in Idaho Falls, Idaho, and NPI 1790943132, issued on May 31, 2008. Check the license (Idaho M-12580, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- William Nick Denson
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- M-12580 ID
2013026058 MO
Self-reported in NPPES; status is on the state search - Practice location
- 2001 S Woodruff Ave, Idaho Falls, ID 83404
- Phone
- (208) 206-0527
- Enumerated
- May 31, 2008
- Record last updated
- Feb 16, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (208) 535-0440
- Medicaid IDs
- 200335001 AR
1790943132 MO - Medicare enrollment
- Enrolled (PECOS I20150331001980); accepts Medicare assignment
- Medical or professional school
- University Of Arkansas College Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 191 in Idaho → Look up another NPI →
Also registered at 2001 S Woodruff Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Nick Denson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIdaho Board of Medicine
Search for license M-12580Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
74 Medicare Part D claims for 19 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
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.
Bills Medicare through one group practice
- Teton Obstetrics And Gynecology PAIdaho Falls, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Nick Denson among 191 obstetrics & gynecology physician records in Idaho
William Nick Denson, M.D. is one of 191 obstetrics & gynecology physician records with a practice address in Idaho. 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 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 36% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2008 · median 2007 among the 128 with a school on file
- Record last updated2016 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Idaho
There are 191 obstetrics & gynecology physician records in Idaho.
All 191 in Idaho → Every provider in Idaho Falls → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Christopher Allphin, M.D.Idaho Falls, ID 834041083841068
- Kayla Asay, MDIdaho Falls, ID 834041346536232
- Pamela Denson, MDIdaho Falls, ID 834041487854055
- Jason Gundersen, MDIdaho Falls, ID 834041841501731
- Margaret Huggins, MDIdaho Falls, ID 834041215040480
- R. Isbell, M.D.Idaho Falls, ID 834041750490546
- Tauni Kaye, FNP-CIdaho Falls, ID 834041245525955
- Glenn Leavitt, DOIdaho Falls, ID 834041386644318
Common questions
What is William Nick Denson, M.D.'s NPI number?
William Nick Denson, M.D.'s National Provider Identifier (NPI) is 1790943132, issued on May 31, 2008. An NPI identifies a provider in billing; it is not a license.
Where is William Nick Denson, M.D. located?
The NPPES record lists a practice address at 2001 S Woodruff Ave, Idaho Falls, ID, 83404. Phone: (208) 206-0527. Providers update this record themselves, so call before visiting.
How can I verify William Nick Denson, M.D.'s license?
NPPES lists Idaho license number M-12580, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Nick Denson, M.D. prescribe under Medicare Part D?
In 2024, William Nick Denson, M.D. had 74 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.