Sharon K. Fey, PA-C
- Medicare services, 2024
- 1,327
- Medicare patients, 2024
- 93
- Part D claims, 2024
- 14,517
- Hospital affiliations
- 3
- Industry payments
- $2,476
- Practice address
- 357 W Tower Rd, North Sioux City, SD 57049
- Practice phone
- Call (712) 266-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Siouxland Dialysis
North Sioux City, South Dakota
Find Sharon Fey's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Sharon K. Fey is a nephrologist in North Sioux City, South Dakota
Sharon Fey practices at Siouxland Dialysis in North Sioux City, South Dakota.
Sharon Fey's NPI, 1043265176, was assigned on May 24, 2006. Sharon Fey holds Iowa license 001658.
- NPI
- 1043265176NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143324350
- NPI enumeration date
- May 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (712) 266-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Sharon K. Fey practices at Siouxland Dialysis in North Sioux City, South Dakota
Sharon Fey's primary practice is Siouxland Dialysis, at 357 W Tower Rd, North Sioux City, SD 57049 in Union County. The practice phone is (712) 266-1000.
- Siouxland Dialysis357 W Tower Rd, North Sioux City, SD 57049 · Union CountyPhone(712) 266-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Sharon K. Fey is affiliated with 5 sites of care and 1 medical group
Sharon Fey's primary practice is Siouxland Dialysis in North Sioux City, South Dakota. Sharon Fey is also affiliated with UnityPoint Health - St. Luke's. The medical group on file is Renal Associates PC. Dmand AI also links Sharon Fey to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Sharon K. Fey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sharon Fey practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Siouxland Dialysis | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Sharon K. Fey is one of 23 nephrologists in South Dakota
Nephrology is Sharon Fey's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Sharon Fey is licensed in Iowa.
Specialties and state licenses
- Nephrology, IowaPrimary
Nephrologists near Sharon Fey
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Sharon K. Fey billed Medicare for 1,327 services in 2024
CMS data shows 1,327 Medicare services from Sharon Fey across 4 procedure codes in 2024, for 93 Medicare patients. Medicare paid $21,012 for them. Every service was in an office.
Sharon Fey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 6092024: 1,327118%
Sharon Fey compared with the South Dakota median for nephrologists, 2024
- Sharon Fey
- South Dakota median
- Medicare services
- 1,327vs 89648% above
- Medicare patients
- 93vs 26765% below
- Part D claims
- 14,000vs 1,33010.5 times
Medians across 24 nephrologists in South Dakota with Dmand AI profiles that report each measure.
Sharon Fey's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Sharon Fey?
Medicare shows one payer. Book a meeting to get commercial claims data for Sharon Fey and other nephrologists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Sharon K. Fey treated 93 Medicare patients in 2024, average age 61
CMS counts 93 Medicare patients who saw Sharon Fey in 2024. The largest group is under 65, with 48 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 43% are also on Medicaid. Their average risk score is 8.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Sharon Fey's median patient age at 66, with 40% women.
Sharon Fey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Sharon Fey's Medicare patients by sex, 2024
- Women3133%
- Men6267%
Chronic conditions among Sharon Fey's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes66%
- Heart failure51%
- Ischemic heart disease45%
- Mood disorders39%
- Depression35%
Share of Medicare patients with each condition. A patient can have several.
Sharon Fey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women40%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sharon K. Fey wrote 14,517 Medicare Part D claims in 2024
In 2024, Sharon Fey wrote 14,517 Medicare Part D claims for 1,715 patients. 87% of them were for generic drugs. CMS names the drug for 14,000 of them, across 143 drugs with 11 or more claims each, at $1,513,961 in total drug cost. In 2023, CMS named 11,941 claims across 139 drugs.
Sharon Fey's Part D claims by kind of drug, 2024
- Generic12,691 claims87%
- Brand-name1,758 claims12%
- Other68 claims0%
Sharon Fey's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Sharon Fey's Part D claims, 2024
- Opioids1%88 of 14,517 claims
- Antibiotics2%341 of 14,517 claims
- Antipsychotics, patients 65 and over0%12 of 14,517 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 11,9412024: 14,00017%
Drugs named by CMS: 143 in 2024, 139 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Sharon K. Fey takes part in Medicare
Sharon Fey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Sharon K. Fey received $2,476 in industry payments from 2021 to 2025
CMS Open Payments shows 149 general payments to Sharon Fey from 25 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Fresenius USA Marketing, Inc. paid the most, $718.
General payments to Sharon Fey by program year, 2021 to 2025
Companies that paid Sharon Fey the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Sharon K. Fey's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Sharon K. Fey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sharon K. Fey's NPI number?
Sharon K. Fey's NPI number is 1043265176. It was assigned on May 24, 2006, and it is active in the NPI Registry.
What does Sharon K. Fey specialize in?
Sharon K. Fey is a nephrologist in North Sioux City, South Dakota. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Sharon K. Fey practice?
Sharon Fey practices at 357 W Tower Rd, North Sioux City, SD 57049. Sharon Fey's primary practice is Siouxland Dialysis in North Sioux City, South Dakota. Dmand AI also links Sharon Fey to 2 hospitals and 1 group practice or clinic.
What is Sharon K. Fey's office phone number?
The practice phone on file for Sharon Fey is (712) 266-1000.
What is Sharon K. Fey's medical license number?
Sharon Fey holds Iowa license 001658.
Which hospitals is Sharon K. Fey affiliated with?
Sharon Fey is affiliated with UnityPoint Health - St. Luke's. Dmand AI links Sharon Fey to 2 more hospitals.
What medical group is Sharon K. Fey part of?
Sharon Fey is linked to Renal Associates PC.
Does Sharon K. Fey accept Medicare?
Yes. CMS data shows Sharon Fey billed Medicare for 1,327 services in 2024, and Sharon Fey accepts Medicare assignment.
How many Medicare patients does Sharon K. Fey see?
CMS counts 93 Medicare patients who saw Sharon Fey in 2024, with an average age of 61.
What services does Sharon K. Fey bill to Medicare?
In 2024, Sharon Fey's most billed Medicare services were dialysis (90970), dialysis (90961) and dialysis (90960).
Show 3 more questionsShow fewer questions
What drugs does Sharon K. Fey prescribe most?
In 2024 Medicare Part D data, Sharon Fey's most prescribed drugs by claims were Allopurinol, Furosemide and Calcitriol.
Has Sharon K. Fey received payments from drug or device companies?
CMS Open Payments shows $2,476 in general payments to Sharon Fey from 25 companies from 2021 to 2025. The largest total came from Fresenius USA Marketing, Inc.
How long has Sharon K. Fey been practicing?
Sharon Fey graduated from medical school in 2005, 21 years ago.
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