David Ernesto Castillo Saavedra, MD
Dermatology Physician · Mankato, MN
David Ernesto Castillo Saavedra, MD is a dermatology physician with a practice address in Mankato, Minnesota, and NPI 1326601303, issued on Apr 16, 2019. Check the license (Minnesota 74367, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- David Ernesto Castillo Saavedra
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 74367 MN
Self-reported in NPPES; status is on the state search - Practice location
- 1025 Marsh St, Mankato, MN 56001
- Phone
- (507) 625-4031
- Enumerated
- Apr 16, 2019
- Record last updated
- Jun 23, 2023
- Medicare enrollment
- Enrolled (PECOS I20230711004287); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 327 in Minnesota → Look up another NPI →
Also registered at 1025 Marsh St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaitlin Ahlskog, PA-CPhysician Assistant1649638883
- Ebtihal Ahmed, MBBSPediatrics Physician1235653452
Verify David Ernesto Castillo Saavedra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 74367Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% more Medicare Part D claims than the average dermatology physician in 2024
1,463 Medicare Part D claims for 383 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Ketoconazole229 claims
- Clobetasol Propionate182 claims
- Triamcinolone Acetonide156 claims
- Doxycycline Monohydrate111 claims
- Hydroxyzine Hcl77 claims
- Clindamycin Phosphate60 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.
Bills Medicare through one group practice
- Mayo Clinic Health System-Southwest Minnesota RegionMankato, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Ernesto Castillo Saavedra among 327 dermatology physician records in Minnesota
David Ernesto Castillo Saavedra, MD is one of 327 dermatology physician records with a practice address in Minnesota. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 79% of them.
- NPI issued2019 · 79% of these records are older, 17% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2014 · median 2010 among the 269 with a school on file
- Record last updated2023 · 52% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Minnesota
There are 327 dermatology physician records in Minnesota.
All 327 in Minnesota → Every provider in Mankato → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Erisa Alia, MDMankato, MN 560011811486871
- Lorraine Griffin, MDMankato, MN 560011437110640
- Maesee HodgkinsMankato, MN 560011275306441
- Meagan Klyn, M.D.Mankato, MN 560011295354397
- Donald Davis, MDMankato, MN 560021225017247
- Chad Weaver, M.D.Albert Lea, MN 560071235367202
- Brian Zogg, MDAlbert Lea, MN 560071780681890
- Susan Rudolph, M.D.New Ulm, MN 560731043244213
Common questions
What is David Ernesto Castillo Saavedra, MD's NPI number?
David Ernesto Castillo Saavedra, MD's National Provider Identifier (NPI) is 1326601303, issued on Apr 16, 2019. An NPI identifies a provider in billing; it is not a license.
Where is David Ernesto Castillo Saavedra, MD located?
The NPPES record lists a practice address at 1025 Marsh St, Mankato, MN, 56001. Phone: (507) 625-4031. Providers update this record themselves, so call before visiting.
How can I verify David Ernesto Castillo Saavedra, MD's license?
NPPES lists Minnesota license number 74367, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Ernesto Castillo Saavedra, MD prescribe under Medicare Part D?
In 2024, David Ernesto Castillo Saavedra, MD had 1,463 Medicare Part D claims for 383 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.