Eric Weaver, MD
NPI 1265621544 · Pulmonary Disease Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Weaver, MD is a Pulmonary Disease Physician provider in Knoxville, TN (NPI 1265621544).
Provider details
- NPI number
- 1265621544
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44635 (TN)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,376 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 | 175 | $114 |
| 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'SG2211 | 169 | $15 |
| Test to Measure Expiratory Airflow and Volume94010 | 138 | $23 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 100 | $156 |
| X-Ray of Chest, 2 Views71046 | 89 | $29 |
| 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 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 206 | 67 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 201 | 48 |
| Prednisone | 100 | 44 |
| Pirfenidone | 100 | 18 |
| Macitentanbrand: Opsumit | 98 | 13 |
| Treprostinil Diolaminebrand: Orenitram Er | 56 | — |
| Budesonide/Glycopyr/Formoterol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,783 across 63 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 (3)
- 2333 Knob Creek Rd Ste 15Johnson City, TN 37604-2007Phone: (865) 588-8831Fax: (868) 588-8841
- 550 Fort Loudoun Medical Center DrLenoir City, TN 37772-5673Phone: (865) 271-6000Fax: (865) 271-6245
- 744 Middle Creek Rd Ste 208Sevierville, TN 37862-5036Phone: (865) 446-9725Fax: (865) 446-9726
Registry dates
- Enumerated
- 2007-10-23
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Eric Weaver's NPI number?
- Eric Weaver's National Provider Identifier (NPI) is 1265621544, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Weaver's specialty?
- Eric Weaver is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Weaver located?
- Eric Weaver's practice location on file with NPPES is 6473 Kingston Pike, Knoxville, TN 37919.
- What is Eric Weaver's phone number?
- The practice phone number listed in the NPPES registry for Eric Weaver is (865) 588-8831.
- Does Eric Weaver accept Medicare?
- Eric Weaver is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Weaver's NPI active?
- Yes — Eric Weaver's NPI (1265621544) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.