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MS. ASHLEY CAROL ALLEN AG-ACNP-BC
NPI 1851740062
Nurse Practitioner - Acute Care in New Haven, CT

Active since June 08, 2016PECOS Enrolled
35 PARK STREET, SMILOW CANCER HOSPITAL, NEW HAVEN, CT 06511(203) 785-2140 Get Directions Write a Review

NPPES record last updated: March 17, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 17, 2018, Mar 6, 2018 (2 updates tracked since 2018).

About Ms. Ashley Carol Allen Ag-acnp-bc NPPES

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

MS. ASHLEY CAROL ALLEN AG-ACNP-BC (NPI 1851740062) is an individual acute care provider in New Haven, Connecticut, licensed in Connecticut (6258) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS and maintains a secondary practice location in Guilford.

NPPES Registry Identity

NPI1851740062
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameMS. ASHLEY CAROL ALLENCredential: AG-ACNP-BC
Location Address35 PARK STREET, SMILOW CANCER HOSPITALNew Haven, CT 06511
Mailing Address111 Goose LnGuilford, CT 06437-5101
Phone(203) 785-2140
Sole ProprietorYes
Enumeration DateJune 8, 2016
Last NPPES UpdateMarch 17, 20182 updates tracked since enumeration
✔ NPI 1851740062 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in CT · 6258
35 PARK STREET, New Haven, CT 06511
Open in Google Maps ↗

Secondary Practice Location 1

Location 1348 Chaffinch Island RdGuilford, CT 06437 · Phone (804) 316-7551

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Ashley Carol Allen Ag-acnp-bc 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 Ashley Allen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Monogram Health Professional Services Of Colorado, PC
1,672 mi
Nephrology
8354 E NORTHFIELD BLVD STE 3700
Denver, CO 80238
  • Reassigned Medicare billing, Colorado enrollment
  • 19 clinicians in this Medicare group
NPI 1023733359 (615) 673-4455

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 06511 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

WENDELL YARBROUGH MD
Otolaryngology
35 PARK STREET, SMILOW CANCER HOSPITAL
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 200-4622
MRS. MELISSA GERARDI FAIRBAIRN PA-C
Physician Assistant (Medical)
35 PARK STREET, NORTH PAVILLION, 1ST FLOOR
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 200-4176

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 Ashley Allen's NPI number?

The NPI number for Ashley Allen is 1851740062. It was assigned to this individual provider in the NPPES registry on June 8, 2016.

Where is Ashley Allen located?

Ashley Allen practices at 35 Park Street Smilow Cancer Hospital, New Haven, CT 06511. The listed phone number is (203) 785-2140.

What is Ashley Allen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Ashley Allen enrolled in Medicare?

Yes. Ashley Allen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ashley Allen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Allen reassigns Medicare benefits to Monogram Health Professional Services Of Colorado, PC (Denver, CO). 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 Ashley Allen'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 Ashley Allen was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.