DIANA RAY WELLS-ENGLISH DAVIS FNP-BC
NPI 1811471485
Nurse Practitioner - Family in Nashville, TN

Q: What is Diana Davis's NPI number?

The NPI number for Diana Davis is 1811471485. It was assigned to this individual provider in the NPPES registry on September 19, 2018.

Q: What is Diana Davis's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Diana Davis was last updated on July 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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 19, 2018PECOS EnrolledAccepts Medicare Assignment

97.12/100

CMS Quality Rating

3601 THE VANDERBILT CLINIC, NASHVILLE, TN 37232(615) 322-3000 Get Directions Write a Review

NPPES record last updated: July 25, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Feb 9, 2023, Oct 15, 2020, Dec 2, 2019 and 3 more (6 updates tracked since 2018).

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About Diana Ray Wells-english Davis Fnp-bc NPPES

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

DIANA RAY WELLS-ENGLISH DAVIS FNP-BC (NPI 1811471485) is an individual family provider in Nashville, Tennessee, licensed in Tennessee (24533) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS, is affiliated with Vanderbilt University Medical Center, and maintains a secondary practice location in Nashville.

NPPES Registry Identity

NPI1811471485

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameDIANA RAY WELLS-ENGLISH DAVISCredential: FNP-BC

Location Address3601 THE VANDERBILT CLINICNashville, TN 37232-5067

Mailing Address3841 Green Hills Village Dr Ste 200Nashville, TN 37215-2691 · Fax (615) 322-5048

Phone(615) 322-3000

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateSeptember 19, 2018

Last NPPES UpdateJuly 25, 20256 updates tracked since enumeration

NPPES CertifiedJuly 25, 2025

✔ NPI 1811471485 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in TN · 24533

Also ListedTransplant SurgeryTaxonomy 204F00000X · License 24533 (TN)

Also ListedFamily MedicineTaxonomy 207Q00000X · License 24533 (TN)

Also ListedNurse PractitionerTaxonomy 363L00000X · License 24533 (TN)

3601 THE VANDERBILT CLINIC, Nashville, TN 37232

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Secondary Practice Location 1

Location 11313 21st Ave S Fl 9Nashville, TN 37232-5067 · Phone (615) 936-3500

Other Identifiers 1

MedicaidQ046548TN

Accepted Insurance

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

Diana Ray Wells-english Davis Fnp-bc 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 ID9638415318

PECOS Enrollment IDI20190117000928

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

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 high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

15 services15 patients

Hospital Affiliations CMS Care Compare

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

Vanderbilt University Medical Center

Acute Care Hospitals · Nashville, TN

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440039

Location1211 Medical Center DriveNashville, TN 37232 · Davidson County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37232 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.

97.12/100

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

Scored through an Alternative Payment Model

Quality

85.64

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 8

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Azathioprine, oral, 50 mg J7500

Treatment-Treatment - Miscellaneous · category RX029N

2 suppliers17 claims990 services$5.44 avg. paid by Medicare

Tacrolimus, extended release, (envarsus xr), oral, 0.25 mg J7503

Treatment-Chemotherapy · category RH002N

3 suppliers18 claims4,710 services$1.17 avg. paid by Medicare

Tacrolimus, immediate release, oral, 1 mg J7507

Treatment-Treatment - Miscellaneous · category RX029N

6 suppliers154 claims20,895 services$0.26 avg. paid by Medicare

Prednisone, immediate release or delayed release, oral, 1 mg J7512

Treatment-Treatment - Miscellaneous · category RX029N

2 suppliers32 claims1,425 services$0.01 avg. paid by Medicare

Mycophenolate mofetil, oral, 250 mg J7517

Treatment-Treatment - Miscellaneous · category RX029N

6 suppliers102 claims15,600 services$0.19 avg. paid by Medicare

Sirolimus, oral, 1 mg J7520

Treatment-Treatment - Miscellaneous · category RX029N

3 suppliers31 claims1,545 services$2.90 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DR. ENGLISH FLACK MD

Pediatrics (Pediatric Cardiology)