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Internal Medicine

Cecelia N. Theobald, MD

Works at hospitals in Nashville, TN · Tennessee

Summary

Dr. Cecelia N. Theobald, MD is an internal medicine doctor at 1301 22nd Ave S, Nashville, TN 37232. Phone: (615) 322-3000. Accepts Medicare assignment. In 2024, Cecelia N. Theobald had 107 Original Medicare patients and 283 services. NPI 1508039751. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1301 22nd Ave S, Nashville, TN 37232 · Directions (1 more location)
  • Phone: (615) 322‑3000
  • Medicare: Accepts Medicare assignment
  • Hospital: Vanderbilt University Medical Center
  • Group practice: Vanderbilt University Medical Center (+1 more)
  • Medical school: graduated 2008 (18 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Cecelia N. Theobald, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Cecelia N. Theobald accept Medicare assignment?
Yes. Medicare's clinician data says Cecelia N. Theobald accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Cecelia N. Theobald see?
In 2024, CMS data shows 107 Original Medicare patients and 283 services for Cecelia N. Theobald. This counts Original Medicare only and measures volume, not quality.
What is Cecelia N. Theobald's NPI number?
1508039751. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Cecelia N. Theobald, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients107
Services billed to Medicare283
Different services or procedures19
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)83 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)54 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)37 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)35 services
  5. Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes (99421)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure72%
  • High cholesterol57%
  • Arthritis46%
  • Depression39%
  • Anxiety32%
  • Diabetes30%

Hospitals where Cecelia N. Theobald works

Medicare's Facility Affiliation Data lists Cecelia N. Theobald at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Cecelia N. Theobald is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cecelia N. Theobald as a member of these groups (CMS data updated October 2, 2026).

  • Vanderbilt University Medical Center3,567 clinicians in the group
  • Select Physical Therapy Holdings Inc2,024 clinicians in the group

Specialties

Find other Internal Medicine doctors in Tennessee →

Other internal medicine doctors in Nashville

Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.

All internal medicine doctors in Nashville →

Other clinicians in Vanderbilt University Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1508039751
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians