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MS. GRETCHEN JILLIAN NITZ PA-C
NPI 1508856873
Physician Assistant in La Follette, TN

Active since October 26, 2005PECOS EnrolledAccepts Medicare Assignment
89.63/100
CMS Quality Rating
919 E CENTRAL AVE STE 102, LA FOLLETTE, TN 37766(423) 907-1740(423) 907-1743 Get Directions Write a Review

NPPES record last updated: March 9, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 9, 2022, Sep 4, 2020 (2 updates tracked since 2020).

About Ms. Gretchen Jillian Nitz Pa-c NPPES

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

MS. GRETCHEN JILLIAN NITZ PA-C (NPI 1508856873) is an individual physician assistant in La Follette, Tennessee, licensed in Tennessee (119) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, is affiliated with Lafollette Medical Center, and is a graduate of Other (1985).

NPPES Registry Identity

NPI1508856873
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. GRETCHEN JILLIAN NITZCredential: PA-C
Location Address919 E CENTRAL AVE STE 102La Follette, TN 37766-2778
Mailing Address151 Frank L Diggs DrClinton, TN 37716-6953 · (865) 647-3320 · Fax (865) 647-3329
Phone(423) 907-1740
Fax(423) 907-1743
Sole ProprietorNo
Medical School CMSOtherGraduated 1985
Enumeration DateOctober 26, 2005
Last NPPES UpdateMarch 9, 20222 updates tracked since enumeration
NPPES CertifiedMarch 9, 2022
✔ NPI 1508856873 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in TN · 119
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
919 E CENTRAL AVE STE 102, La Follette, TN 37766
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Other Identifiers 1

Medicaid3665540TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Gretchen Jillian Nitz Pa-c 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 ID9133257231
PECOS Enrollment IDI20100726000731
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.

Areas of Expertise CMS Part B claims 4

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 low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
107 services81 patients
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.
96 services64 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
48 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.
18 services18 patients

Hospital Affiliations CMS Care Compare 2

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

Lafollette Medical Center

Acute Care Hospitals · La Follette, TN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number440033
Location923 East Central AvenueLa Follette, TN 37766 · Campbell County
Emergency services

Physicians Regional Medical Center

Acute Care Hospitals · Powell, TN
2/5 CMS rating
OwnershipProprietary
CMS Certification Number440120
Location7565 Dannaher Way PowellPowell, TN 37849 · Knox County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37766 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
$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.

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.

89.63/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality77.66
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
7%257 patients1/55-star benchmark: 92%
Cervical Cancer Screening
Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…
8%130 patients
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
27%559 patients2/55-star benchmark: 85%
Diabetes: Medical Attention for Nephropathy
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
79%96 patients4/55-star benchmark: 99%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%1,908 patients5/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
20%976 patients1/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 100% · 528 patients
Patients tobacco: 2% · 44 patients
80%528 patients4/55-star benchmark: 98%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 2

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

DR. JAMES CHARLES GUBITOSA DO
Internal Medicine (Cardiovascular Disease)
919 E CENTRAL AVE STE 102
LA FOLLETTE, TN 37766
Campbell County (423) 907-1740
STEPHEN MICHAEL TEAGUE MD
Internal Medicine (Cardiovascular Disease)
919 E CENTRAL AVE STE 102
LA FOLLETTE, TN 37766
Campbell County (423) 907-1740

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 Gretchen Nitz's NPI number?

The NPI number for Gretchen Nitz is 1508856873. It was assigned to this individual provider in the NPPES registry on October 26, 2005.

Where is Gretchen Nitz located?

Gretchen Nitz practices at 919 E Central Ave Ste 102, La Follette, TN 37766. The listed phone number is (423) 907-1740.

What is Gretchen Nitz's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Gretchen Nitz enrolled in Medicare?

Yes. Gretchen Nitz 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.

What insurance does Gretchen Nitz accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of North Carolina and 2 other insurers list Gretchen Nitz 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 Gretchen Nitz affiliated with any hospitals?

According to CMS data, Gretchen Nitz is affiliated with Lafollette Medical Center and Physicians Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Gretchen Nitz was last updated on March 9, 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.