Emily Elizabeth Gaster, M.D.
Dermatology Physician · Sioux Falls, SD
Emily Elizabeth Gaster, M.D. is a dermatology physician with a practice address in Sioux Falls, South Dakota, and NPI 1669836276, issued on Apr 9, 2016. Check the license (South Dakota 12091, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Emily Elizabeth Gaster
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 12091 SD
Self-reported in NPPES; status is on the state search - Practice location
- 6701 S Minnesota Ave, Sioux Falls, SD 57108
- Phone
- (605) 322-6960
- Enumerated
- Apr 9, 2016
- Record last updated
- Apr 28, 2022
- Medicare enrollment
- Enrolled (PECOS I20200806001353); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 53 in South Dakota → Look up another NPI →
Also registered at 6701 S Minnesota Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anna Bahnson, MDDermatology Physician1073177853
- Taylor BeckerPharmacist1831760347
- Kimberly Dewing, PA-CPhysician Assistant1629373550
- Sarah Engbers, PA-CMedical Physician Assistant1154756054
- Lainee Goettsche, MDDermatology Physician1033647177
- Chandler Jansen, MDMOHS-Micrographic Surgery Physician1528687043
Verify Emily Elizabeth Gaster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 12091Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average dermatology physician in 2024
465 Medicare Part D claims for 179 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Ketoconazole81 claims
- Triamcinolone Acetonide51 claims
- Hydrocortisone35 claims
- Fluocinonide32 claims
- Fluorouracil27 claims
- Minoxidil22 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.
Industry payments in 2024: $32.60
2 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 10,250 providers of this specialty with any payment received $8,544.61 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 2 group practices
- Avera MckennanSioux Falls, SD
- Physicians Laboratory LtdSioux Falls, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emily Elizabeth Gaster among 53 dermatology physician records in South Dakota
Emily Elizabeth Gaster, M.D. is one of 53 dermatology physician records with a practice address in South Dakota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 85% of them.
- NPI issued2016 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2016 · median 2007 among the 39 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in South Dakota
There are 53 dermatology physician records in South Dakota.
All 53 in South Dakota → Every provider in Sioux Falls → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Anna Bahnson, MDSioux Falls, SD 571081073177853
- Valerie FlynnSioux Falls, SD 571081992996771
- Lainee Goettsche, MDSioux Falls, SD 571081033647177
- Kelly Jerstad, MDSioux Falls, SD 571081417954470
- Jana Johnson, M.D.Sioux Falls, SD 571081295701092
- Dennis Knutson, M.D.Sioux Falls, SD 571081669448387
- Brian Knutson, M.D.Sioux Falls, SD 571081720054539
- Douglas Pay, M.D.Sioux Falls, SD 571081316913031
Common questions
What is Emily Elizabeth Gaster, M.D.'s NPI number?
Emily Elizabeth Gaster, M.D.'s National Provider Identifier (NPI) is 1669836276, issued on Apr 9, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Emily Elizabeth Gaster, M.D. located?
The NPPES record lists a practice address at 6701 S Minnesota Ave, Sioux Falls, SD, 57108. Phone: (605) 322-6960. Providers update this record themselves, so call before visiting.
How can I verify Emily Elizabeth Gaster, M.D.'s license?
NPPES lists South Dakota license number 12091, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Emily Elizabeth Gaster, M.D. prescribe under Medicare Part D?
In 2024, Emily Elizabeth Gaster, M.D. had 465 Medicare Part D claims for 179 beneficiaries; the average among dermatology physician prescribers was 797. 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.