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

WHITNEY A MILLS
NPI 1063396208
Nurse Practitioner - Women's Health in Portland, ME

Active since August 01, 2025PECOS Enrolled
443 CONGRESS ST, 2ND FLOOR, PORTLAND, ME 04101(207) 797-8881 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Sep 2, 2026, Aug 28, 2026 (2 updates tracked since 2026).

About Whitney A Mills NPPES

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

WHITNEY A MILLS (NPI 1063396208) is an individual women's health provider in Portland, Maine, licensed in Maine (CNP251177) and active in the NPI registry since August 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1063396208
Entity TypeIndividualFemale
Primary Taxonomy363LW0102X
Provider Legal NameWHITNEY A MILLS
Location Address443 CONGRESS ST, 2ND FLOORPortland, ME 04101-3531
Mailing Address187 St. Paul Street, Ste 104 Attn: CredentialingBurlington, VT 05401 · (802) 448-9700
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateAugust 1, 2025
Last NPPES UpdateSeptember 2, 20262 updates tracked since enumeration
NPPES CertifiedAugust 28, 2026
NPI 1063396208 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Women's HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LW0102X
License Licensed in ME · CNP251177
443 CONGRESS ST, Portland, ME 04101

Other Identifiers 1

Other1063396208ME · Npi

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Whitney A Mills 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 ID7810490554
PECOS Enrollment IDI20250910001924
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 04101 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
$86.72 typical visit price
range $56.28 – $169.96
Typical copayment $21.68 (range $14.07 – $42.49)
Most-billed visit code 99203
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
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 3

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

Advanced Practice Midwife
443 CONGRESS ST, 2ND FLOOR
PORTLAND, ME 04101
Family Medicine
443 CONGRESS ST, 2ND FLOOR
PORTLAND, ME 04101
Non-Pharmacy Dispensing Site
443 CONGRESS ST, 2ND FLOOR
PORTLAND, ME 04101

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 Whitney Mills's NPI number?

The NPI number for Whitney Mills is 1063396208. It was assigned to this individual provider in the NPPES registry on August 1, 2025.

Where is Whitney Mills located?

Whitney Mills practices at 443 Congress St 2nd Floor, Portland, ME 04101. The listed phone number is (207) 797-8881.

What is Whitney Mills's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.

Is Whitney Mills enrolled in Medicare?

Yes. Whitney Mills 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.

When was this NPI record last updated?

The NPPES record for Whitney Mills was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.