WILLIAM STANTON DAVIS PMHNP-BC
NPI 1659581270
Nurse Practitioner in Paw Paw, MI

Active since May 23, 2007PECOS EnrolledAccepts Medicare Assignment
74.17/100
CMS Quality Rating
801 HAZEN ST STE C, PAW PAW, MI 49079(269) 655-3348(269) 657-6902 Get Directions Write a Review

NPPES record last updated: February 5, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 5, 2026, Nov 14, 2023 (2 updates tracked since 2023).

About William Stanton Davis Pmhnp-bc NPPES

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

WILLIAM STANTON DAVIS PMHNP-BC (NPI 1659581270) is an individual nurse practitioner in Paw Paw, Michigan, licensed in Michigan (4704211030) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2011).

NPPES Registry Identity

NPI1659581270
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameWILLIAM STANTON DAVISCredential: PMHNP-BC
Location Address801 HAZEN ST STE CPaw Paw, MI 49079-2008
Mailing Address801 Hazen St Ste CPaw Paw, MI 49079-2008 · (269) 655-3348 · Fax (269) 657-6902
Fax(269) 657-6902
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateMay 23, 2007
Last NPPES UpdateFebruary 5, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 5, 2026
NPI 1659581270 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in MI · 4704211030
Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedRegistered NurseTaxonomy 163W00000X · License 4704211030 (MI)
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X · License 4704211030 (MI)
801 HAZEN ST STE C, Paw Paw, MI 49079

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

William Stanton Davis Pmhnp-bc 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 ID446498893
PECOS Enrollment IDI20130524000599
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.
139 services50 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49079 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

74.17/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality69.9
Improvement Activities40
Cost69.08

Other Providers at the Same Location NPPES 20

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

Social Worker (Clinical)
801 HAZEN ST STE C
PAW PAW, MI 49079
Psychologist (Counseling)
801 HAZEN ST STE C
PAW PAW, MI 49079
Registered Nurse
801 HAZEN ST STE C
PAW PAW, MI 49079
Counselor
801 HAZEN ST STE C
PAW PAW, MI 49079
Counselor (Mental Health)
801 HAZEN ST STE C
PAW PAW, MI 49079
Counselor (Mental Health)
801 HAZEN ST STE C
PAW PAW, MI 49079
Registered Nurse
801 HAZEN ST STE C
PAW PAW, MI 49079
Case Manager/Care Coordinator
801 HAZEN ST STE C
PAW PAW, MI 49079

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 William Davis's NPI number?

The NPI number for William Davis is 1659581270. It was assigned to this individual provider in the NPPES registry on May 23, 2007.

Where is William Davis located?

William Davis practices at 801 Hazen St Ste C, Paw Paw, MI 49079. The listed phone number is (269) 655-3348.

What is William Davis's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is William Davis enrolled in Medicare?

Yes. William Davis 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 William Davis accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and McLaren Health Plan Community list William Davis 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 William Davis was last updated on February 5, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.