Sigsbee W. Duck, MD
Otolaryngic Allergy Physician · Rock Springs, WY
Sigsbee W. Duck, MD is an otolaryngic allergy physician with a practice address in Rock Springs, Wyoming, and NPI 1235228164, issued on Oct 11, 2006. Check the license (Wyoming 5649A, as entered in NPPES) on the Wyoming Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Sigsbee W. Duck
- Credential
- MD
- Primary taxonomy
- Otolaryngic Allergy Physician 207YX0602X
- License number
- 5649A WY
Self-reported in NPPES; status is on the state search - Practice location
- 1180 College Dr, Rock Springs, WY 82901
- Phone
- (307) 212-7738
- Enumerated
- Oct 11, 2006
- Record last updated
- Jan 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (307) 212-7786
- Medicare enrollment
- Enrolled (PECOS I20070730000541); accepts Medicare assignment
- Medical or professional school
- Brody School Of Medicine At East Carolina University, 1981
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
1 nearest otolaryngic allergy physician record → All 2 in Wyoming → Look up another NPI →
Also registered at 1180 College Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cody Christensen, DOUrology Physician1962765586
- Brianne Crofts, MDSurgery Physician1457475451
- Monica Crothers, RNRegistered Nurse1568285351
- Wallace Curry, M.D.Urology Physician1407892482
Verify Sigsbee W. Duck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWyoming Board of Medicine
Search for license 5649ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average otolaryngic allergy physician in 2024
40 Medicare Part D claims, against an average of 867 among the 91 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Montelukast Sodium30 claims
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 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 one group practice
- Memorial Hospital OF Sweetwater CountyRock Springs, WY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Otolaryngic Allergy Physician providers in Wyoming
There are 2 otolaryngic allergy physician records in Wyoming.
All 2 in Wyoming → Every provider in Rock Springs → Otolaryngic Allergy Physician nationwide →
The 1 otolaryngic allergy physician record with the nearest ZIP codes
- Walter Merritt, M.D.Lander, WY 825201053394643
Common questions
What is Sigsbee W. Duck, MD's NPI number?
Sigsbee W. Duck, MD's National Provider Identifier (NPI) is 1235228164, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sigsbee W. Duck, MD located?
The NPPES record lists a practice address at 1180 College Dr, Rock Springs, WY, 82901. Phone: (307) 212-7738. Providers update this record themselves, so call before visiting.
How can I verify Sigsbee W. Duck, MD's license?
NPPES lists Wyoming license number 5649A, as entered by the provider. Search the Wyoming Board of Medicine at https://wyomedboard.wyo.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sigsbee W. Duck, MD prescribe under Medicare Part D?
In 2024, Sigsbee W. Duck, MD had 40 Medicare Part D claims; the average among otolaryngic allergy physician prescribers was 867. Part D covers Medicare prescriptions only.
What is Sigsbee W. Duck, MD's MIPS final score?
The 2023 MIPS final score is 100 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.