DR. MARY ELIZABETH BOOKER MD
NPI 1821625849
Obstetrics & Gynecology in Knoxville, TN

Q: What is Mary Booker's NPI number?

The NPI number for Mary Booker is 1821625849. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Q: What is Mary Booker's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mary Booker was last updated on July 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since March 27, 2020PECOS EnrolledAccepts Medicare Assignment

1930 ALCOA HWY STE A240, KNOXVILLE, TN 37920(865) 238-1045 Get Directions Write a Review

NPPES record last updated: July 16, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 16, 2024, Mar 27, 2020 (2 updates tracked since 2020).

On this page

About Dr. Mary Elizabeth Booker Md NPPES

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

DR. MARY ELIZABETH BOOKER MD (NPI 1821625849) is an individual obstetrics & gynecology provider in Knoxville, Tennessee, licensed in Tennessee (71634) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with University Health System, Inc, and maintains a secondary practice location in Knoxville.

NPPES Registry Identity

NPI1821625849

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameDR. MARY ELIZABETH BOOKERCredential: MD

Location Address1930 ALCOA HWY STE A240Knoxville, TN 37920-1510

Mailing Address1928 Alcoa HwyKnoxville, TN 37920-1502 · (865) 305-8787 · Fax (865) 305-8261

Phone(865) 238-1045

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateMarch 27, 2020

Last NPPES UpdateJuly 16, 20242 updates tracked since enumeration

NPPES CertifiedMay 29, 2024

✔ NPI 1821625849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in TN · 71634

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1930 ALCOA HWY STE A240, Knoxville, TN 37920

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Secondary Practice Location 1

Location 11928 Alcoa HwyKnoxville, TN 37920-1502 · Phone (865) 305-8787 · Fax (865) 305-8261

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Cigna Healthcare, Oscar Insurance Company 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

Dr. Mary Elizabeth Booker Md 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 ID7113341082

PECOS Enrollment IDI20250129001823

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 Mary Booker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Health System, Inc

Same address

Plastic Surgery

1930 ALCOA HWY, STE 235
Knoxville, TN 37920

Reassigned Medicare billing, Tennessee enrollment
832 clinicians in this Medicare group

NPI 1437460821 (865) 305-4670

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Health System, Inc

Acute Care Hospitals · Knoxville, TN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440015

Location1924 Alcoa HighwayKnoxville, TN 37920 · Knox County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37920 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$66.01 typical visit price

range $16.72 – $131.41

Typical copayment $16.50 (range $4.18 – $32.85)

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.

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 Mary Booker's NPI number?

The NPI number for Mary Booker is 1821625849. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Where is Mary Booker located?

Mary Booker practices at 1930 Alcoa Hwy Ste A240, Knoxville, TN 37920. The listed phone number is (865) 238-1045.

What is Mary Booker's specialty?

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

Is Mary Booker enrolled in Medicare?

Yes. Mary Booker 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 organization bills Medicare for Mary Booker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Booker reassigns Medicare benefits to University Health System, Inc (Knoxville, TN). 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 Mary Booker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mary Booker accept?

Health plans from BlueCross BlueShield of Tennessee, Cigna Healthcare, Oscar Insurance Company and UnitedHealthcare list Mary Booker 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.

Is Mary Booker affiliated with any hospitals?

According to CMS data, Mary Booker is affiliated with University Health System, Inc.

When was this NPI record last updated?

The NPPES record for Mary Booker was last updated on July 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.