ALEXA ALVEY FLOWERS CNM, MSN, C-EFM
NPI 1124847702
Advanced Practice Midwife in Fairfax, VA

Q: What is Alexa Flowers's NPI number?

The NPI number for Alexa Flowers is 1124847702. It was assigned to this individual provider in the NPPES registry on October 9, 2024. The provider is also known as Alexa Nicole Alvey.

Q: What is Alexa Flowers's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Q: When was this NPI record last updated?

The NPPES record for Alexa Flowers was last updated on July 8, 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.

Active since October 09, 2024PECOS Enrolled

3620 JOSEPH SIEWICK DR STE 307, FAIRFAX, VA 22033(703) 391-3180 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 8, 2026, Oct 9, 2024 (2 updates tracked since 2024).

On this page

About Alexa Alvey Flowers Cnm, Msn, C-efm NPPES

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

ALEXA ALVEY FLOWERS CNM, MSN, C-EFM (NPI 1124847702) is an individual advanced practice midwife in Fairfax, Virginia, licensed in Virginia (0024191484) and active in the NPI registry since October 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124847702

Entity TypeIndividualFemale

Primary Taxonomy367A00000X

Provider Legal NameALEXA ALVEY FLOWERSCredential: CNM, MSN, C-EFM

Location Address3620 JOSEPH SIEWICK DR STE 307Fairfax, VA 22033-1760

Mailing Address3620 Joseph Siewick Dr Ste 307Fairfax, VA 22033-1760 · (703) 391-3180

Phone(703) 391-3180

Sole ProprietorNo

Enumeration DateOctober 9, 2024

Last NPPES UpdateJuly 8, 20262 updates tracked since enumeration

NPPES CertifiedJuly 8, 2026

✔ NPI 1124847702 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367A00000X

License✔ Licensed in VA · 0024191484

Definition

Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.

3620 JOSEPH SIEWICK DR STE 307, Fairfax, VA 22033

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Other Names 1

Former Name (1)Alexa Nicole Alvey

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexa Alvey Flowers Cnm, Msn, C-efm 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 Alexa Flowers reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Inova Health Care Services

6.4 mi

Urgent Care

100 MAPLE AVE E
Vienna, VA 22180

Reassigned Medicare billing, Virginia and District of Columbia enrollments
Also billed through NPI 1669511051 (District of Columbia)
2,379 clinicians in this Medicare group

NPI 1275886418 (703) 938-5300

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 22033 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

$100.31 typical visit price

range $65.18 – $194.86

Typical copayment $25.07 (range $16.29 – $48.71)

Most-billed visit code 99203

Established Patient

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

Most-billed visit code 99213

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 4

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

LAURA BROTT

Nurse Practitioner (Women's Health)

3620 JOSEPH SIEWICK DR STE 307
FAIRFAX, VA 22033

Fairfax County (571) 419-5645

CHRISTINE M KLAM NP

Nurse Practitioner (Women's Health)

3620 JOSEPH SIEWICK DR STE 307
FAIRFAX, VA 22033

Fairfax County (703) 391-3180

ELISE R DIAMOND M.D., M.P.H

Obstetrics & Gynecology

3620 JOSEPH SIEWICK DR STE 307
FAIRFAX, VA 22033

Fairfax County (703) 391-3180

MELISSA S TORRES CNM

Advanced Practice Midwife

3620 JOSEPH SIEWICK DR STE 307
FAIRFAX, VA 22033

Fairfax County (703) 391-3180

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 Alexa Flowers's NPI number?

The NPI number for Alexa Flowers is 1124847702. It was assigned to this individual provider in the NPPES registry on October 9, 2024. The provider is also known as Alexa Nicole Alvey.

Where is Alexa Flowers located?

Alexa Flowers practices at 3620 Joseph Siewick Dr Ste 307, Fairfax, VA 22033. The listed phone number is (703) 391-3180.

What is Alexa Flowers's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Alexa Flowers enrolled in Medicare?

Yes. Alexa Flowers is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexa Flowers's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexa Flowers reassigns Medicare benefits to Inova Health Care Services (Vienna, VA). 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 Alexa Flowers's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexa Flowers accept?

Health plans from Oscar Health list Alexa Flowers 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 Alexa Flowers was last updated on July 8, 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.