Christy Vollmer, PA
NPI 1558661561 · Physician Assistant · Knoxville, TN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christy Vollmer, PA is a Physician Assistant provider in Knoxville, TN (NPI 1558661561).
Provider details
- NPI number
- 1558661561
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 2108 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,782 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 710 | $100 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 354 | $11 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 269 | $62 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 101 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 98 | $141 |
| Insertion of Needle Into Vein for Collection of Blood Sample |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 572 | 168 |
| Apixabanbrand: Eliquis | 533 | 126 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 444 | 150 |
| Furosemide | 378 | 137 |
| Atorvastatin Calcium | 299 | 94 |
| Pantoprazole Sodium | 278 | 87 |
| Metoprolol Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
Registry dates
- Enumerated
- 2010-10-25
- Last updated
- 2020-06-22
- Certified
- 2020-06-22
Frequently asked questions
- What is Christy Vollmer's NPI number?
- Christy Vollmer's National Provider Identifier (NPI) is 1558661561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christy Vollmer's specialty?
- Christy Vollmer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christy Vollmer located?
- Christy Vollmer's practice location on file with NPPES is 1819 W Clinch Ave, Knoxville, TN 37916-2435.
- What is Christy Vollmer's phone number?
- The practice phone number listed in the NPPES registry for Christy Vollmer is (865) 546-5111.
- Does Christy Vollmer accept Medicare?
- Christy Vollmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christy Vollmer's NPI active?
- Yes — Christy Vollmer's NPI (1558661561) is active in the NPPES registry as of the last update on 2020-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.