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MRS. EMILY KRISTINE WILLIAMS NP
NPI 1558049395
Nurse Practitioner in Annapolis, MD

Active since July 11, 2023PECOS Enrolled
2000 MEDICAL PKWY STE 510, ANNAPOLIS, MD 21401(443) 481-6700 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 15, 2026, Aug 22, 2023, Aug 15, 2023 and 1 more (4 updates tracked since 2023).

About Mrs. Emily Kristine Williams Np NPPES

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

MRS. EMILY KRISTINE WILLIAMS NP (NPI 1558049395) is an individual nurse practitioner in Annapolis, Maryland, licensed in Maryland (R210187) and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558049395
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. EMILY KRISTINE WILLIAMSCredential: NP
Location Address2000 MEDICAL PKWY STE 510Annapolis, MD 21401-3747
Mailing Address2000 Medical Pkwy Ste 510Annapolis, MD 21401-3747 · (443) 481-6700
Phone(443) 481-6700
Sole ProprietorNo
Enumeration DateJuly 11, 2023
Last NPPES UpdateJuly 15, 20264 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1558049395 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MD · R210187
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 ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License R210187 (MD)
2000 MEDICAL PKWY STE 510, Annapolis, MD 21401
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Other Names 1

Former Name (1)Ms. Emily Kristine Collins

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Emily Kristine Williams Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Emily Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Luminis Health Medical Group, LLC
Same address
Clinic/Center
2000 MEDICAL PKWY STE 101
Annapolis, MD 21401
  • Reassigned Medicare billing, Maryland enrollment
  • 794 clinicians in this Medicare group
NPI 1053944728 (443) 481-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

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.
131 services103 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
73 services45 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
46 services46 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
21 services21 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21401 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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 18

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

CHRISTINA MARIA CASE APRN, NP-C
Nurse Practitioner (Adult Health)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-6700
MICHAEL JOHN KOSTAL MD
Internal Medicine (Cardiovascular Disease)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-6700
SERENA CHENYAN ZHANG NP
Nurse Practitioner (Family)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (240) 888-6658
NICOLE BENNING AGACNP-BC
Nurse Practitioner (Gerontology)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (410) 897-0822
MS. CYNTHIA A. SCOTT CRNP
Nurse Practitioner
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-1230
LUMINIS HEALTH MEDICAL GROUP, LLC
Internal Medicine
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-5310
LUMINIS HEALTH MEDICAL GROUP, LLC
Thoracic Surgery (Cardiothoracic Vascular Surgery)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-1000
LUMINIS HEALTH MEDICAL GROUP, LLC
Psychiatry & Neurology (Neurology)
2000 MEDICAL PKWY STE 510
ANNAPOLIS, MD 21401
Anne Arundel County (443) 481-6700

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 Emily Williams's NPI number?

The NPI number for Emily Williams is 1558049395. It was assigned to this individual provider in the NPPES registry on July 11, 2023. The provider is also known as Ms. Emily Kristine Collins.

Where is Emily Williams located?

Emily Williams practices at 2000 Medical Pkwy Ste 510, Annapolis, MD 21401. The listed phone number is (443) 481-6700.

What is Emily Williams's specialty?

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

Is Emily Williams enrolled in Medicare?

Yes. Emily Williams is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Emily Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Emily Williams reassigns Medicare benefits to Luminis Health Medical Group, LLC (Annapolis, MD). The 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 Emily Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Emily Williams was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.