DR. MICHELLE MARIE WALTHER M.D.
NPI 1124261920
Emergency Medicine in Nashville, TN

Q: What is Michelle Walther's NPI number?

The NPI number for Michelle Walther is 1124261920. It was assigned to this individual provider in the NPPES registry on April 9, 2009.

Q: What is Michelle Walther's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Michelle Walther was last updated on September 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since April 09, 2009PECOS EnrolledAccepts Medicare Assignment

1313 21ST AVE S, 703 OXFORD HOUSE, NASHVILLE, TN 37232(615) 936-1160(615) 936-1316 Get Directions Write a Review

NPPES record last updated: September 17, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Michelle Marie Walther M.d. NPPES

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

DR. MICHELLE MARIE WALTHER M.D. (NPI 1124261920) is an individual emergency medicine provider in Nashville, Tennessee, licensed in Tennessee (47873) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS, is affiliated with Sumner Regional Medical Center, and is a graduate of Vanderbilt University School Of Medicine (2009).

NPPES Registry Identity

NPI1124261920

Entity TypeIndividualFemale

Primary Taxonomy207P00000X

Provider Legal NameDR. MICHELLE MARIE WALTHERCredential: M.D.

Location Address1313 21ST AVE S, 703 OXFORD HOUSENashville, TN 37232-4700

Mailing Address3601 TvcNashville, TN 37232-0001 · (615) 322-3000

Phone(615) 936-1160

Fax(615) 936-1316

Sole ProprietorNo

Medical School CMSVanderbilt University School Of MedicineGraduated 2009

Enumeration DateApril 9, 2009

Last NPPES UpdateSeptember 17, 2012

✔ NPI 1124261920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in TN · 47873

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1313 21ST AVE S, Nashville, TN 37232

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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 and accepts Medicare assignment

Dr. Michelle Marie Walther M.d. 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 ID749440881

PECOS Enrollment IDI20120327000470

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

Medicare enrollment records show Michelle Walther reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vanderbilt University Medical Center

0.2 mi

Internal Medicine

1301 22ND AVE S
Nashville, TN 37232

Reassigned Medicare billing, Tennessee enrollment
4,711 clinicians in this Medicare group

NPI 1104202761 (615) 936-2000

Emergency Medicine Services Of Tn, PC

0.7 mi

Emergency Medicine

2300 PATTERSON ST
Nashville, TN 37203

Reassigned Medicare billing, Tennessee enrollment
414 clinicians in this Medicare group

NPI 1720785884 (615) 342-1000

Emergency Physicians At Sumner PLLC

26 mi

Emergency Medical Services

555 HARTSVILLE PIKE
Gallatin, TN 37066

Reassigned Medicare billing, Tennessee enrollment
37 clinicians in this Medicare group

NPI 1538149521 (615) 452-4210

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

204 services193 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.

171 services156 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

71 services69 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

22 services22 patients

Hospital Affiliations CMS Care Compare

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

Sumner Regional Medical Center

Acute Care Hospitals · Gallatin, TN

1/5 CMS rating

OwnershipProprietary

CMS Certification Number440003

Location555 Hartsville PikeGallatin, TN 37066 · Sumner 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.

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.

LAURA MURPHY M.D., M.B.A.

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-1160

DR. MEG ELIZABETH JACK MD

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-0087

REBA MAGLIN HALSEY-NICHOLS M.D.

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-1160

NATHANIEL MOORE MILLER

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-1160

DR. CARMEN C WOLFE M.D.

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-0087

CALLIE DARRAGH

Nurse Practitioner (Primary Care)

1313 21ST AVE S, SUITE 808
NASHVILLE, TN 37232

Davidson County (615) 936-5321

MEGAN LEE CRUZE MSN, ACNP-BC

Nurse Practitioner (Acute Care)

1313 21ST AVE S, SUITE 913, OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-0393

ELENA MARY JAMES M.D.

Emergency Medicine

1313 21ST AVE S, 703 OXFORD HOUSE
NASHVILLE, TN 37232

Davidson County (615) 936-1160

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 Michelle Walther's NPI number?

The NPI number for Michelle Walther is 1124261920. It was assigned to this individual provider in the NPPES registry on April 9, 2009.

Where is Michelle Walther located?

Michelle Walther practices at 1313 21st Ave S 703 Oxford House, Nashville, TN 37232. The listed phone number is (615) 936-1160.

What is Michelle Walther's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Michelle Walther enrolled in Medicare?

Yes. Michelle Walther 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 organizations bill Medicare for Michelle Walther's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Walther reassigns Medicare benefits to 3 organizations: Vanderbilt University Medical Center (Nashville, TN), Emergency Medicine Services Of Tn, PC (Nashville, TN) and Emergency Physicians At Sumner PLLC (Gallatin, 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 Michelle Walther's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michelle Walther accept?

Health plans from Oscar Insurance Company list Michelle Walther 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 Michelle Walther affiliated with any hospitals?

According to CMS data, Michelle Walther is affiliated with Sumner Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Michelle Walther was last updated on September 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.