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DR. ALEXANDRA WITTENBERG DNP, PMHNP
NPI 1174301766
Nurse Practitioner - Psychiatric/Mental Health in Nashville, TN

Active since September 15, 2023PECOS EnrolledAccepts Medicare Assignment
30 BURTON HILLS BLVD STE 360, NASHVILLE, TN 37215(615) 465-4875(615) 327-4881 Get Directions Write a Review

NPPES record last updated: August 14, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 14, 2024, Jul 3, 2024 (2 updates tracked since 2024).

About Dr. Alexandra Wittenberg Dnp, Pmhnp NPPES

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

DR. ALEXANDRA WITTENBERG DNP, PMHNP (NPI 1174301766) is an individual psychiatric/mental health provider in Nashville, Tennessee, licensed in Tennessee (34872) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (2023).

NPPES Registry Identity

NPI1174301766
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameDR. ALEXANDRA WITTENBERGCredential: DNP, PMHNP
Location Address30 BURTON HILLS BLVD STE 360Nashville, TN 37215-6407
Mailing Address30 Burton Hills Blvd Ste 360Nashville, TN 37215-6407 · (615) 465-4875
Phone(615) 465-4875
Fax(615) 327-4881
Sole ProprietorNo
Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 2023
Enumeration DateSeptember 15, 2023
Last NPPES UpdateAugust 14, 20242 updates tracked since enumeration
NPPES CertifiedAugust 14, 2024
✔ NPI 1174301766 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in TN · 34872
Also ListedRegistered Nurse · Psychiatric/Mental HealthTaxonomy 163WP0808X · License 229137 (TN)
30 BURTON HILLS BLVD STE 360, Nashville, TN 37215
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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. Alexandra Wittenberg Dnp, Pmhnp 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 ID7315395829
PECOS Enrollment IDI20231122000438
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 Alexandra Wittenberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nashville Tms PLLC
Same address
Psychiatry
30 BURTON HILLS BLVD, STE 360
Nashville, TN 37215
  • Reassigned Medicare billing, Tennessee enrollment
  • 8 clinicians in this Medicare group
NPI 1164824801 (615) 327-4877

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 37215 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.

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 Alexandra Wittenberg's NPI number?

The NPI number for Alexandra Wittenberg is 1174301766. It was assigned to this individual provider in the NPPES registry on September 15, 2023.

Where is Alexandra Wittenberg located?

Alexandra Wittenberg practices at 30 Burton Hills Blvd Ste 360, Nashville, TN 37215. The listed phone number is (615) 465-4875.

What is Alexandra Wittenberg's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Alexandra Wittenberg enrolled in Medicare?

Yes. Alexandra Wittenberg 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 Alexandra Wittenberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Wittenberg reassigns Medicare benefits to Nashville Tms PLLC (Nashville, 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 Alexandra Wittenberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexandra Wittenberg accept?

Health plans from BlueCross BlueShield of Tennessee, Cigna Healthcare, Oscar Insurance Company and UnitedHealthcare list Alexandra Wittenberg 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 Alexandra Wittenberg was last updated on August 14, 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.