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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ISABELLA MARIA VELASCO MASLER MD
NPI 1467081778
Pediatrics - Pediatric Emergency Medicine in Louisville, KY

Active since April 07, 2020PECOS Enrolled
200 E CHESTNUT ST, LOUISVILLE, KY 40202(502) 629-6000(502) 852-8556 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 15, 2026, May 17, 2023, Apr 7, 2020 (3 updates tracked since 2020).

About Isabella Maria Velasco Masler Md NPPES

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

ISABELLA MARIA VELASCO MASLER MD (NPI 1467081778) is an individual pediatric emergency medicine provider in Louisville, Kentucky, licensed in Kentucky (61760) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Birmingham.

NPPES Registry Identity

NPI1467081778
Entity TypeIndividualFemale
Primary Taxonomy2080P0204X
Provider Legal NameISABELLA MARIA VELASCO MASLERCredential: MD
Location Address200 E CHESTNUT STLouisville, KY 40202-1831
Mailing AddressPo Box 776879Chicago, IL 60677-6789 · (502) 588-9490 · Fax (502) 272-5339
Phone(502) 629-6000
Fax(502) 852-8556
Sole ProprietorNo
Enumeration DateApril 7, 2020
Last NPPES UpdateJuly 15, 20263 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1467081778 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0204X
Licenses✔ Licensed in KY · 61760✔ Licensed in AL · MD.42954
Definition
A pediatrician who has special qualifications to manage emergencies in infants and children.
Also ListedPediatricsTaxonomy 208000000X · License MD.42954 (AL)
200 E CHESTNUT ST, Louisville, KY 40202
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Secondary Practice Location 1

Location 11600 7th Ave SBirmingham, AL 35233-1711 · Phone (205) 638-9587

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Isabella Maria Velasco Masler Md 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.

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.

CATHERINE JARRETT PA-C
Physician Assistant (Medical)
200 E CHESTNUT ST, SUITE 303
LOUISVILLE, KY 40202
Jefferson County (502) 629-5552
BENJAMIN MARTIN CHOI SAMPEDRO C.R.N.A.
Nurse Anesthetist, Certified Registered
200 E CHESTNUT ST
LOUISVILLE, KY 40202
Jefferson County (214) 687-0001
KEVIN DANIEL MAHONEY APRN
Nurse Practitioner (Acute Care)
200 E CHESTNUT ST
LOUISVILLE, KY 40202
Jefferson County (502) 634-6767
ANN ADAMS FRASER CRNA
Nurse Anesthetist, Certified Registered
200 E CHESTNUT ST
LOUISVILLE, KY 40202
Jefferson County (502) 629-8000
NORTON HEALTHCARE
Pharmacy (Institutional Pharmacy)
200 E CHESTNUT ST
LOUISVILLE, KY 40202
Jefferson County (502) 629-7273
AARON NEAL SKINNER MD
Internal Medicine
200 E CHESTNUT ST, SUITE 303
LOUISVILLE, KY 40202
Jefferson County (502) 629-5552
DR. KEVIN ANTHONY MARQUES
Obstetrics & Gynecology
200 E CHESTNUT ST
LOUISVILLE, KY 40202
Jefferson County (502) 629-8000
SHAUN MADAHAR M.D.
Internal Medicine
200 E CHESTNUT ST, SERVICE BUILDING SUITE 303
LOUISVILLE, KY 40202
Jefferson County (502) 629-5552

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isabella Masler's NPI number?

The NPI number for Isabella Masler is 1467081778. It was assigned to this individual provider in the NPPES registry on April 7, 2020.

Where is Isabella Masler located?

Isabella Masler practices at 200 E Chestnut St, Louisville, KY 40202. The listed phone number is (502) 629-6000.

What is Isabella Masler's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.

Is Isabella Masler enrolled in Medicare?

Yes. Isabella Masler is registered in the Medicare PECOS enrollment system.

What insurance does Isabella Masler accept?

Health plans from Blue Cross and Blue Shield of Alabama list Isabella Masler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Isabella Masler was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.