MARY MADELYN LOCASTRO MD, MPH
NPI 1962345504
Pediatrics in Rochester, MN

Q: What is Mary Locastro's NPI number?

The NPI number for Mary Locastro is 1962345504. It was assigned to this individual provider in the NPPES registry on April 9, 2026. The provider is also known as Maddy Locastro.

Q: What is Mary Locastro's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Mary Locastro was last updated on April 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 09, 2026PECOS Enrolled

200 1ST ST SW, ROCHESTER, MN 55905(507) 284-2511 Get Directions Write a Review

NPPES record last updated: April 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 24, 2026, Apr 15, 2026, Apr 9, 2026 (3 updates tracked since 2026).

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About Mary Madelyn Locastro Md, Mph NPPES

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

MARY MADELYN LOCASTRO MD, MPH (NPI 1962345504) is an individual pediatrics provider in Rochester, Minnesota, licensed in Minnesota (36334) and active in the NPI registry since April 2026. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962345504

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARY MADELYN LOCASTROCredential: MD, MPH

Location Address200 1ST ST SWRochester, MN 55905-0001

Mailing AddressPo Box 860912Minneapolis, MN 55486-0912 · (507) 284-2511 · Fax (507) 284-0702

Phone(507) 284-2511

Sole ProprietorNo

Enumeration DateApril 9, 2026

Last NPPES UpdateApril 24, 20263 updates tracked since enumeration

NPPES CertifiedApril 24, 2026

✔ NPI 1962345504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in MN · 36334

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

200 1ST ST SW, Rochester, MN 55905

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Other Names 1

Other Name (5)Maddy Locastro

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Madelyn Locastro Md, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55905 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

$98.61 typical visit price

range $18.32 – $138.04

Typical copayment $24.65 (range $4.58 – $34.51)

Most-billed visit code 99214

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

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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.

EMILY LEASURE MD

Internal Medicine