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ABIGAIL GRACE CASALNOVA CRNP
NPI 1700503257
Nurse Practitioner - Pediatrics in Denver, CO

Active since October 25, 2022PECOS Enrolled
2055 N HIGH ST STE 300, DENVER, CO 80205(303) 226-7230(866) 401-9731 Get Directions Write a Review

NPPES record last updated: January 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 8, 2026, Oct 25, 2022 (2 updates tracked since 2022).

About Abigail Grace Casalnova Crnp NPPES

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

ABIGAIL GRACE CASALNOVA CRNP (NPI 1700503257) is an individual pediatrics provider in Denver, Colorado, licensed in Colorado (1679267) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700503257
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameABIGAIL GRACE CASALNOVACredential: CRNP
Location Address2055 N HIGH ST STE 300Denver, CO 80205-5503
Mailing Address1550 Platte St Apt A475Denver, CO 80202-6151 · (724) 372-4875
Phone(303) 226-7230
Fax(866) 401-9731
Sole ProprietorNo
Enumeration DateOctober 25, 2022
Last NPPES UpdateJanuary 8, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 8, 2026
✔ NPI 1700503257 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
Licenses✔ Licensed in CO · 1679267✔ Licensed in WY · 58053✔ Licensed in PA · SP026310✔ Licensed in NM · 86830
2055 N HIGH ST STE 300, Denver, CO 80205
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Abigail Grace Casalnova Crnp 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.

Medicare Billing Reassignment

Medicare enrollment records show Abigail Casalnova reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Children's Health Care Associates
1,576 mi
Pediatrics
34TH & CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA
Philadelphia, PA 19104
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Childrens Health Care Associates Inc
  • 1,225 clinicians in this Medicare group
NPI 1619062668 (215) 590-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80205 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
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.

Other Providers at the Same Location NPPES 2

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

PEDIATRIC PULMONARY AND SLEEP SPECIALISTS, PLLC
Pediatrics (Sleep Medicine)
2055 N HIGH ST STE 300
DENVER, CO 80205
Denver County (800) 506-8933
PEDIATRIC NEUROLOGY AND EPILEPSY SPECIALISTS, PLLC
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
2055 N HIGH ST STE 300
DENVER, CO 80205
Denver County (303) 226-7230

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 Abigail Casalnova's NPI number?

The NPI number for Abigail Casalnova is 1700503257. It was assigned to this individual provider in the NPPES registry on October 25, 2022.

Where is Abigail Casalnova located?

Abigail Casalnova practices at 2055 N High St Ste 300, Denver, CO 80205. The listed phone number is (303) 226-7230.

What is Abigail Casalnova's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Abigail Casalnova enrolled in Medicare?

Yes. Abigail Casalnova is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Abigail Casalnova's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Casalnova reassigns Medicare benefits to Children's Health Care Associates (Philadelphia, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Abigail Casalnova's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Abigail Casalnova was last updated on January 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.