Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ABIGAIL OVERHOLT NIEMAN CPNP-PC
NPI 1568010528
Pediatrics in Knoxville, TN

Q: What is Abigail Nieman's NPI number?

The NPI number for Abigail Nieman is 1568010528. It was assigned to this individual provider in the NPPES registry on September 3, 2019.

Q: What is Abigail Nieman's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Abigail Nieman 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 37 days 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 September 03, 2019PECOS Enrolled

98.3/100

CMS Quality Rating

1975 TOWN CENTER BLVD, KNOXVILLE, TN 37922(865) 546-3998(865) 546-1123 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 15, 2026, Sep 3, 2019 (2 updates tracked since 2019).

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About Abigail Overholt Nieman Cpnp-pc NPPES

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

ABIGAIL OVERHOLT NIEMAN CPNP-PC (NPI 1568010528) is an individual pediatrics provider in Knoxville, Tennessee, licensed in Tennessee (230985) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1568010528

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameABIGAIL OVERHOLT NIEMANCredential: CPNP-PC

Location Address1975 TOWN CENTER BLVDKnoxville, TN 37922-6638

Mailing Address1408 Lester Harris RdJohnson City, TN 37601-2652 · (865) 237-6829 · Fax (865) 546-1123

Phone(865) 546-3998

Fax(865) 546-1123

Sole ProprietorNo

Enumeration DateSeptember 3, 2019

Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration

NPPES CertifiedJuly 15, 2026

✔ NPI 1568010528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in TN · 230985

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

1975 TOWN CENTER BLVD, Knoxville, TN 37922

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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Abigail Overholt Nieman Cpnp-pc 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37922 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

$81.53 typical visit price

range $52.64 – $160.89

Typical copayment $20.38 (range $13.16 – $40.22)

Most-billed visit code 99203

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.3/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Other Providers at the Same Location NPPES 8

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

RYAN DAVIS DNP

Nurse Practitioner (Pediatrics)