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ANNA G DAVIS NP
NPI 1225619448
Nurse Practitioner in Wolverine Lake, MI

Active since April 19, 2021PECOS EnrolledAccepts Medicare Assignment
1348 LAKEVIEW DR, WOLVERINE LAKE, MI 48390(313) 629-7220 Get Directions Write a Review

NPPES record last updated: April 5, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 5, 2022, Apr 19, 2021 (2 updates tracked since 2021).

About Anna G Davis Np NPPES

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

ANNA G DAVIS NP (NPI 1225619448) is an individual nurse practitioner in Wolverine Lake, Michigan, licensed in Michigan (4704330028) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1225619448
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameANNA G DAVISCredential: NP
Location Address1348 LAKEVIEW DRWolverine Lake, MI 48390-2233
Mailing Address1348 Lakeview DrWolverine Lake, MI 48390-2233
Phone(313) 629-7220
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 19, 2021
Last NPPES UpdateApril 5, 20222 updates tracked since enumeration
NPPES CertifiedApril 5, 2022
✔ NPI 1225619448 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MI · 4704330028
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.
1348 LAKEVIEW DR, Wolverine Lake, MI 48390
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Other Names 1

Former Name (1)Anna G Santiago Np

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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

Anna G Davis 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 ID6103212709
PECOS Enrollment IDI20220407001659
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

2

Medicare enrollment records show Anna Davis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Henry Ford Health Providence Hospital
7.3 mi
Neonatal-Perinatal Medicine
16001 W 9 MILE RD
Southfield, MI 48075
  • Reassigned Medicare billing, Michigan enrollment
  • 393 clinicians in this Medicare group
NPI 1003871062 (248) 849-3000
Ascension Macomb Oakland Hospital
21 mi
Ophthalmology
27351 DEQUINDRE RD
Madison Heights, MI 48071
  • Reassigned Medicare billing, Michigan enrollment
  • Medicare enrollment name: Henry Ford Health Macomb Oakland Hospital
  • Also billed through NPI 1134176472 (Michigan)
  • 58 clinicians in this Medicare group
NPI 1114962461 (248) 680-8000

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 48390 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
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
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 Anna Davis's NPI number?

The NPI number for Anna Davis is 1225619448. It was assigned to this individual provider in the NPPES registry on April 19, 2021. The provider is also known as Anna G Santiago Np.

Where is Anna Davis located?

Anna Davis practices at 1348 Lakeview Dr, Wolverine Lake, MI 48390. The listed phone number is (313) 629-7220.

What is Anna Davis's specialty?

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

Is Anna Davis enrolled in Medicare?

Yes. Anna 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.

Which organizations bill Medicare for Anna Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anna Davis reassigns Medicare benefits to 2 organizations: Henry Ford Health Providence Hospital (Southfield, MI) and Ascension Macomb Oakland Hospital (Madison Heights, MI). 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 Anna Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Anna Davis accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Anna 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 Anna Davis was last updated on April 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.