Elizabeth Ergen, M.D.
NPI 1821350521 · Dermatology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Ergen, M.D. is a Dermatology Physician provider in Nashville, TN (NPI 1821350521).
Provider details
- NPI number
- 1821350521
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 34851 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
643 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 238 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 150 | $83 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 77 | $46 |
| Biopsy of Related Skin Growth, First Growth11102 | 70 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 66 | $117 |
| Biopsy of Related Skin Growth, Each Additional Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 67 | 25 |
| Ketoconazole | 44 | 28 |
| Prednisone | 31 | 12 |
| Dupilumabbrand: Dupixent Pen | 29 | — |
| Mupirocin | 25 | — |
| Cephalexin | 24 | 11 |
| Triamcinolone Acetonide | 23 | — |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,721 across 94 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1928 Alcoa Hwy Ste 209Knoxville, TN 37920-1504Phone: (865) 524-2547
- 1450 Dowell Springs Blvd Ste 210Knoxville, TN 37909-2448Phone: (865) 524-2547
Registry dates
- Enumerated
- 2012-06-09
- Last updated
- 2026-04-06
- Certified
- 2026-04-06
Frequently asked questions
- What is Elizabeth Ergen's NPI number?
- Elizabeth Ergen's National Provider Identifier (NPI) is 1821350521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Ergen's specialty?
- Elizabeth Ergen is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Ergen located?
- Elizabeth Ergen's practice location on file with NPPES is D3100 Medical Ctr N, Nashville, TN 37232-0001.
- What is Elizabeth Ergen's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Ergen is (615) 343-0339.
- Does Elizabeth Ergen accept Medicare?
- Elizabeth Ergen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Ergen's NPI active?
- Yes — Elizabeth Ergen's NPI (1821350521) is active in the NPPES registry as of the last update on 2026-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.