DAVID ERNESTO CASTILLO SAAVEDRA MD
NPI 1326601303
Dermatology in Mankato, MN

Q: What is David Castillo Saavedra's NPI number?

The NPI number for David Castillo Saavedra is 1326601303. It was assigned to this individual provider in the NPPES registry on April 16, 2019.

Q: What is David Castillo Saavedra's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Active since April 16, 2019PECOS EnrolledAccepts Medicare Assignment

1025 MARSH ST, MANKATO, MN 56001(507) 625-4031 Get Directions Write a Review

NPPES record last updated: June 23, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 23, 2023, Jul 1, 2020, Apr 16, 2019 (3 updates tracked since 2019).

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About David Ernesto Castillo Saavedra Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DAVID ERNESTO CASTILLO SAAVEDRA MD (NPI 1326601303) is an individual dermatology provider in Mankato, Minnesota, licensed in Minnesota (74367) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Health System - Mankato, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1326601303

Entity TypeIndividualMale

Primary Taxonomy207N00000X

Provider Legal NameDAVID ERNESTO CASTILLO SAAVEDRACredential: MD

Location Address1025 MARSH STMankato, MN 56001-4752

Mailing Address200 1st St SwRochester, MN 55905-0001 · (507) 284-2511

Phone(507) 625-4031

Sole ProprietorYes

Medical School CMSOtherGraduated 2014

Enumeration DateApril 16, 2019

Last NPPES UpdateJune 23, 20233 updates tracked since enumeration

NPPES CertifiedJune 22, 2023

✔ NPI 1326601303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in MN · 74367

Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1025 MARSH ST, Mankato, MN 56001

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Secondary Practice Locations 3

Location 1200 1st St SWRochester, MN 55905-4701 · Phone (507) 284-2511

Location 27031 SW 62nd AveSouth Miami, FL 33143-4701 · Phone (305) 284-7500

Location 3900 S Caton AveBaltimore, MD 21229-5201 · Phone (786) 971-8370

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

David Ernesto Castillo Saavedra Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7315306198

PECOS Enrollment IDI20230711004287

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show David Castillo Saavedra reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mayo Clinic Health System-Southwest Minnesota Region

0.1 mi

Multi-Specialty

1025 MARSH ST
Mankato, MN 56001

Reassigned Medicare billing, Minnesota enrollment
1,572 clinicians in this Medicare group

NPI 1578545422 (507) 625-4031

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

1,095 services216 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

318 services260 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

296 services178 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

250 services211 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

194 services172 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

168 services100 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

127 services127 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

113 services113 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

70 services64 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

58 services46 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

55 services14 patients

Punch biopsy, first skin growth 11104

A punch biopsy is a procedure where a small, circular tool is used to remove a sample of skin tissue. This is usually done to test a skin growth for potential issues. You may feel a pinch, but discomfort is minimal. The area heals quickly.

38 services32 patients

Punch biopsy, each additional skin growth 11105

A punch biopsy is a procedure where a small, circular tool removes a sample of your skin growth. This allows for testing to identify the nature of the growth. If there are multiple growths, each additional one may also need a biopsy.

26 services17 patients

Biopsy of ear 69100

A biopsy of the ear is a medical procedure where a small sample of tissue is taken from your ear for examination. This helps doctors diagnose any abnormalities or diseases. It's a simple process, usually done under local anesthesia, and has minimal risks.

22 services22 patients

Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 17262

This procedure involves removing a cancerous skin growth on the trunk, arms, or legs that is between 1.1 and 2.0 cm in size. The growth is destroyed using methods like surgery, laser, or freezing, aiming to eliminate cancer and prevent its spread.

16 services14 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mayo Clinic Health System - Mankato

Acute Care Hospitals · Mankato, MN

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number240093

Location1025 Marsh StreetMankato, MN 56001 · Blue Earth County

Emergency services Birthing friendly

Mayo Clinic Health System - Fairmont

Acute Care Hospitals · Fairmont, MN

OwnershipVoluntary non-profit - Private

CMS Certification Number240166

Location800 Medical Center DriveFairmont, MN 56031 · Martin County

Emergency services Birthing friendly

Mayo Clinic Health System St. James

Critical Access Hospitals · St James, MN

OwnershipVoluntary non-profit - Private

CMS Certification Number241333

Location1101 Moulton And Parsons DriveSt James, MN 56081 · Watonwan County

Emergency services

Mayo Clinic Health System - Waseca

Critical Access Hospitals · Waseca, MN

OwnershipVoluntary non-profit - Private

CMS Certification Number241345

Location501 North State StreetWaseca, MN 56093 · Waseca County

Emergency services

Mayo Clinic Health System New Prague

Critical Access Hospitals · New Prague, MN

OwnershipVoluntary non-profit - Private

CMS Certification Number241361

Location301 2nd Street NortheastNew Prague, MN 56071 · Scott County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 56001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$85.82 typical visit price

range $56.00 – $168.28

Typical copayment $21.45 (range $14.00 – $42.07)

Most-billed visit code 99203

Established Patient

$69.74 typical visit price

range $18.32 – $138.04

Typical copayment $17.43 (range $4.58 – $34.51)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KRISTIN MARIE CLIFFORD CNP

Nurse Practitioner