Diane Fabricius, M.D.
NPI 1578663084 · Family Medicine Physician · Oak Ridge, TN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Fabricius, M.D. is a Family Medicine Physician provider in Oak Ridge, TN (NPI 1578663084).
Provider details
- NPI number
- 1578663084
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD0000030687 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
743 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 283 | $109 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 162 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 80 | $79 |
| Administration of Influenza Virus VaccineG0008 | 77 | $30 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $166 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 172 | 42 |
| Atorvastatin Calcium | 104 | 22 |
| Amlodipine Besylate | 101 | 20 |
| Losartan Potassium | 95 | 26 |
| Lisinopril | 95 | 22 |
| Omeprazole | 83 | 21 |
| Sertraline Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-24
- Last updated
- 2024-10-09
- Certified
- 2024-10-09
Frequently asked questions
- What is Diane Fabricius's NPI number?
- Diane Fabricius's National Provider Identifier (NPI) is 1578663084, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Fabricius's specialty?
- Diane Fabricius is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Fabricius located?
- Diane Fabricius's practice location on file with NPPES is 400 Laboratory Rd Ste 101, Oak Ridge, TN 37830-6808.
- What is Diane Fabricius's phone number?
- The practice phone number listed in the NPPES registry for Diane Fabricius is (865) 482-1692.
- Does Diane Fabricius accept Medicare?
- Diane Fabricius is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Fabricius's NPI active?
- Yes — Diane Fabricius's NPI (1578663084) is active in the NPPES registry as of the last update on 2024-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.