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PARKWEST WOMEN'S SPECIALISTS, PLLC
NPI 1922285733
Obstetrics & Gynecology in Knoxville, TN

Active since January 23, 2008CLIA Certified · 2 labs
9314 PARKWEST BLVD., SUITE 100, KNOXVILLE, TN 37923(865) 690-7677(865) 690-7627 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018, Aug 2, 2017 (3 updates tracked since 2017).

About Parkwest Women's Specialists, Pllc NPPES

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

PARKWEST WOMEN'S SPECIALISTS, PLLC (NPI 1922285733) is a healthcare organization registered as an obstetrics & gynecology in Knoxville, Tennessee and active in the NPI registry since January 2008. The organization holds 2 active CLIA laboratory certificates, maintains a secondary practice location in Powell, and lists Rebecca Allison Walker, Owner, as its authorized official.

NPPES Registry Identity

NPI1922285733
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NamePARKWEST WOMEN'S SPECIALISTS, PLLC
Location Address9314 PARKWEST BLVD., SUITE 100Knoxville, TN 37923-4303
Mailing Address9314 Parkwest Blvd., Suite 100Knoxville, TN 37923-4303 · (865) 690-7677 · Fax (865) 690-7627
Phone(865) 690-7677
Fax(865) 690-7627
Organization SubpartNo
Authorized OfficialRebecca Allison WalkerOwner · (865) 690-7677
Enumeration DateJanuary 23, 2008
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
✔ NPI 1922285733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in TN · MD29405
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
9314 PARKWEST BLVD., Knoxville, TN 37923
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Secondary Practice Location 1

Location 17551 Dannaher DrPowell, TN 37849-4029 · Phone (865) 690-7677 · Fax (865) 690-7627

Other Identifiers 1

MedicaidQ029265TN

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Parkwest Women's Specialists, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Parkwest Women's Specialists, PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Rebecca Walker, M.D.
Obstetrics/Gynecology
NPI 1871642090
9314 PARKWEST BLVD. SUITE 100
Knoxville, TN 37923
(865) 690-7677
✔ PECOSSame address
Debra Howard, PA-C
Physician Assistant
NPI 1164942355
9314 PARK WEST BLVD STE 100
Knoxville, TN 37923
(865) 690-7677
✔ PECOS✔ Accepts Medicare0.1 mi
Melissa Chittum, FNP
Nurse Practitioner
NPI 1548652548
1930 ALCOA HWY STE 435
Knoxville, TN 37920
(865) 263-2400
✔ PECOS8.7 mi

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

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 44D2135457

Parkwest Women's Specialists · Powell, TN
Active · expires Aug 21, 2027
CLIA Number44D2135457
Laboratory TypePhysician Office
Certificate Effective DateAugust 22, 2025
Certificate Expiration DateAugust 21, 2027
Laboratory DirectorDr. Rebecca Walker
Laboratory Phone(865) 690-7677
Laboratory LocationParkwest Women's Specialists7551 Dannaher Drive, Powell, TN 37849
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 44D1052213

Park West Women's Specialists · Knoxville, TN
Active · expires Mar 20, 2028
CLIA Number44D1052213
Laboratory TypePhysician Office
Certificate Effective DateMarch 21, 2026
Certificate Expiration DateMarch 20, 2028
Laboratory DirectorRebecca A. Walker MD
Laboratory Phone(865) 690-7677
Laboratory LocationPark West Women's Specialists9314 Parkwest Blvd Ste 100, Knoxville, TN 37923
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Parkwest Women's Specialists, PLLC's NPI number?

The NPI number for Parkwest Women's Specialists, PLLC is 1922285733. It was assigned to this organization in the NPPES registry on January 23, 2008.

Where is Parkwest Women's Specialists, PLLC located?

Parkwest Women's Specialists, PLLC is located at 9314 Parkwest Blvd. Suite 100, Knoxville, TN 37923. The listed phone number is (865) 690-7677.

What is Parkwest Women's Specialists, PLLC's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Parkwest Women's Specialists, PLLC enrolled in Medicare?

Yes. Parkwest Women's Specialists, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Parkwest Women's Specialists, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Parkwest Women's Specialists, PLLC, in Nurse Practitioner, Obstetrics/Gynecology and Physician Assistant. A 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 the clinician's services. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Parkwest Women's Specialists, PLLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Parkwest Women's Specialists, PLLC was last updated on July 21, 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.