WHITNEY SHAW WILLIAMS NP
NPI 1629423306
Nurse Practitioner - Women's Health in Portland, ME

Active since April 29, 2016PECOS EnrolledAccepts Medicare Assignment
98.06/100
CMS Quality Rating
443 CONGRESS ST FL 2, PORTLAND, ME 04101(207) 797-8881 Get Directions Write a Review

NPPES record last updated: October 11, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 11, 2018, Oct 1, 2018 (2 updates tracked since 2018).

About Whitney Shaw Williams Np NPPES

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

WHITNEY SHAW WILLIAMS NP (NPI 1629423306) is an individual women's health provider in Portland, Maine, licensed in California (95004254) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Portsmouth Regional Hospital, and maintains a secondary practice location in San Diego.

NPPES Registry Identity

NPI1629423306
Entity TypeIndividualFemale
Primary Taxonomy363LW0102X
Provider Legal NameWHITNEY SHAW WILLIAMSCredential: NP
Location Address443 CONGRESS ST FL 2Portland, ME 04101-3531
Mailing Address784 Hercules Dr, Ste 110Colchester, VT 05446-8049 · (802) 448-9755
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateApril 29, 2016
Last NPPES UpdateOctober 11, 20182 updates tracked since enumeration
NPI 1629423306 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 CA · 95004254
443 CONGRESS ST FL 2, Portland, ME 04101

Other Names 1

Former Name (1)Whitney Shaw Terrill Whnp

Secondary Practice Location 1

Location 1220 Euclid Ave, Suite 30San Diego, CA 92114-3644 · Phone (619) 881-4563 · Fax (866) 886-7824

Accepted Insurance

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 Shaw Williams Np 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 ID6901150143
PECOS Enrollment IDI20241217002025
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
43 services38 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
16 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Portsmouth Regional Hospital

Acute Care Hospitals · Portsmouth, NH
3/5 CMS rating
OwnershipProprietary
CMS Certification Number300029
Location333 Borthwick AvePortsmouth, NH 03801 · Rockingham County
Emergency services Birthing friendly

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.13
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 4

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

Nurse Practitioner (Family)
443 CONGRESS ST FL 2
PORTLAND, ME 04101
Nurse Practitioner (Women's Health)
443 CONGRESS ST FL 2
PORTLAND, ME 04101
Nurse Practitioner (Women's Health)
443 CONGRESS ST FL 2
PORTLAND, ME 04101
Nurse Practitioner (Women's Health)
443 CONGRESS ST FL 2
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 Williams's NPI number?

The NPI number for Whitney Williams is 1629423306. It was assigned to this individual provider in the NPPES registry on April 29, 2016. The provider is also known as Whitney Shaw Terrill Whnp.

Where is Whitney Williams located?

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

What is Whitney Williams's specialty?

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

Is Whitney Williams enrolled in Medicare?

Yes. Whitney Williams 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.

What insurance does Whitney Williams accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Whitney Williams 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.

Is Whitney Williams affiliated with any hospitals?

According to CMS data, Whitney Williams is affiliated with Portsmouth Regional Hospital.

When was this NPI record last updated?

The NPPES record for Whitney Williams was last updated on October 11, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.