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DR. ERICA NICOLE PARKER M.D.
NPI 1821315425
Internal Medicine in Brentwood, TN

Active since April 23, 2010PECOS Enrolled
9019 OVERLOOK BLVD STE C1B, BRENTWOOD, TN 37027(615) 840-8974(615) 807-4811 Get Directions Write a Review

NPPES record last updated: September 21, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 11, 2023, Jul 11, 2016 (2 updates tracked since 2016).

About Dr. Erica Nicole Parker M.d. NPPES

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

DR. ERICA NICOLE PARKER M.D. (NPI 1821315425) is an individual internal medicine provider in Brentwood, Tennessee, licensed in Tennessee (59957) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Brentwood.

NPPES Registry Identity

NPI1821315425
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. ERICA NICOLE PARKERCredential: M.D.
Location Address9019 OVERLOOK BLVD STE C1BBrentwood, TN 37027-2737
Mailing Address9287 Fordham DrBrentwood, TN 37027-1532 · (615) 202-1663
Phone(615) 840-8974
Fax(615) 807-4811
Sole ProprietorNo
Enumeration DateApril 23, 2010
Last NPPES UpdateSeptember 21, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 21, 2023
✔ NPI 1821315425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TN · 59957
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 01072783A (IN)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
9019 OVERLOOK BLVD STE C1B, Brentwood, TN 37027
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Secondary Practice Location 1

Location 1330 Franklin Rd Ste 135-A270Brentwood, TN 37027-3280 · Phone (615) 274-9767

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Erica Nicole Parker M.d. 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 Reassignments

2

Medicare enrollment records show Erica Parker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Iris Medical Group
Same address
Primary Care
9019 OVERLOOK BLVD STE C1B
Brentwood, TN 37027
  • Reassigned Medicare billing, Tennessee enrollment
  • 137 clinicians in this Medicare group
NPI 1851025902 (615) 274-9767
App Of Tennessee Ed, PLLC
159 mi
Emergency Medicine
907 E LAMAR ALEXANDER PKWY
Maryville, TN 37804
  • Reassigned Medicare billing, Tennessee enrollment
  • 390 clinicians in this Medicare group
NPI 1003230236 (865) 983-7211

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 37027 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
$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.

Other Providers at the Same Location NPPES 20

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

MR. JAMES BARNES PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767
HEIDI STEVENS ACNP-BC
Nurse Practitioner
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767
LEONA NICHOLE DICKSON APRN
Nurse Practitioner (Family)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767
MEREDITH BLACK SANDERS FNP-C
Nurse Practitioner (Family)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (769) 243-6141
DR. JOEL LOWELL PARKER M.D.
Internal Medicine
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (225) 284-7336
KADY STEWART APRN
Nurse Practitioner (Family)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767
CHRYSTEL DOL MD
Psychiatry & Neurology (Psychiatry)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767
SUZANNA R BEATTY APRN
Nurse Practitioner (Family)
9019 OVERLOOK BLVD STE C1B
BRENTWOOD, TN 37027
Williamson County (615) 274-9767

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 Erica Parker's NPI number?

The NPI number for Erica Parker is 1821315425. It was assigned to this individual provider in the NPPES registry on April 23, 2010.

Where is Erica Parker located?

Erica Parker practices at 9019 Overlook Blvd Ste C1b, Brentwood, TN 37027. The listed phone number is (615) 840-8974.

What is Erica Parker's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Erica Parker enrolled in Medicare?

Yes. Erica Parker is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Erica Parker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erica Parker reassigns Medicare benefits to 2 organizations: Iris Medical Group (Brentwood, TN) and App Of Tennessee Ed, PLLC (Maryville, TN). Each 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 Erica Parker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erica Parker accept?

Health plans from BlueCross BlueShield of Tennessee and Oscar Insurance Company list Erica Parker 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 Erica Parker was last updated on September 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.