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KATE MILLINGTON M.D.
NPI 1306263843
Pediatrics - Pediatric Endocrinology in Providence, RI

Active since March 22, 2014PECOS EnrolledAccepts Medicare Assignment
111 PLAIN STREET 3RD FLOOR, PROVIDENCE, RI 02902(401) 444-5504(401) 793-8101 Get Directions Write a Review

NPPES record last updated: December 3, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 3, 2025, May 19, 2022, Jan 25, 2022 and 1 more (4 updates tracked since 2018).

About Kate Millington M.d. NPPES

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

KATE MILLINGTON M.D. (NPI 1306263843) is an individual pediatric endocrinology provider in Providence, Rhode Island, licensed in Rhode Island (MD18450) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS, maintains a secondary practice location in Northhampton, and is a graduate of Pennsylvania State University College Of Medicine (2014).

NPPES Registry Identity

NPI1306263843
Entity TypeIndividualFemale
Primary Taxonomy2080P0205X
Provider Legal NameKATE MILLINGTONCredential: M.D.
Location Address111 PLAIN STREET 3RD FLOORProvidence, RI 02902-5724
Mailing Address117 Ellenfield St Ste 101Providence, RI 02905-4541
Phone(401) 444-5504
Fax(401) 793-8101
Sole ProprietorNo
Medical School CMSPennsylvania State University College Of MedicineGraduated 2014
Enumeration DateMarch 22, 2014
Last NPPES UpdateDecember 3, 20254 updates tracked since enumeration
NPPES CertifiedDecember 3, 2025
✔ NPI 1306263843 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric EndocrinologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0205X
License✔ Licensed in RI · MD18450
Definition
A pediatrician who provides expert care to infants, children and adolescents who have diseases that result from an abnormality in the endocrine glands (glands which secrete hormones). These diseases include diabetes mellitus, growth failure, unusual size for age, early or late pubertal development, birth defects, the genital region and disorders of the thyroid, the adrenal and pituitary glands.
Also ListedPediatricsTaxonomy 208000000X · License 269726 (MA)
111 PLAIN STREET 3RD FLOOR, Providence, RI 02902
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Secondary Practice Location 1

Location 110 Main St FlorenceNorthhampton, MA 01062 · Phone (413) 341-9400

Other Identifiers 1

Medicaid110118015AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.Insurance ›

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

Kate Millington M.d. 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 ID1052676624
PECOS Enrollment IDI20180531002532, I20220615001096
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 Reassignments

3

Medicare enrollment records show Kate Millington reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lifespan Physician Group, Inc.
0.2 mi
General Practice
593 EDDY ST
Providence, RI 02903
  • Reassigned Medicare billing, Massachusetts and Rhode Island enrollments
  • 55 clinicians in this Medicare group
NPI 1407116643 (401) 444-6779
Rhode Island Hospital
0.2 mi
Pediatrics
593 EDDY ST
Providence, RI 02903
  • Reassigned Medicare billing, Rhode Island enrollment
  • 265 clinicians in this Medicare group
NPI 1861420333 (401) 444-6195
Transhealth, Inc.
74 mi
Internal Medicine
10 MAIN ST
Florence, MA 01062
  • Reassigned Medicare billing, Massachusetts enrollment
  • 21 clinicians in this Medicare group
NPI 1053913525 (413) 341-9400

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 02902 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
$134.17 typical visit price
range $58.57 – $177.03
Typical copayment $33.54 (range $14.64 – $44.25)
Most-billed visit code 99204
Established Patient
$103.10 typical visit price
range $18.92 – $144.38
Typical copayment $25.77 (range $4.73 – $36.09)
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.

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 Kate Millington's NPI number?

The NPI number for Kate Millington is 1306263843. It was assigned to this individual provider in the NPPES registry on March 22, 2014.

Where is Kate Millington located?

Kate Millington practices at 111 Plain Street 3rd Floor, Providence, RI 02902. The listed phone number is (401) 444-5504.

What is Kate Millington's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.

Is Kate Millington enrolled in Medicare?

Yes. Kate Millington is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Kate Millington's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kate Millington reassigns Medicare benefits to 3 organizations: Lifespan Physician Group, Inc. (Providence, RI), Rhode Island Hospital (Providence, RI) and Transhealth, Inc. (Florence, MA). Each 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 Kate Millington's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kate Millington accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Kate Millington 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 Kate Millington was last updated on December 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.