Christopher O'Conor, M.D./PH.D.
NPI 1144673591 · Anatomic Pathology & Clinical Pathology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher O'Conor, M.D./PH.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Nashville, TN (NPI 1144673591).
Provider details
- NPI number
- 1144673591
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D./PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 63106 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
818 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) |
|---|---|---|
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 285 | $26 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 173 | $34 |
| Evaluation of Fine Needle Aspirate With Interpretation and Report88173 | 147 | $63 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 72 | $25 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 62 | $24 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 22 | $33 |
Practice location
Mailing address
Additional practice locations (2)
- 660 S Euclid AveCampus Box 8118Saint Louis, MO 63110-1010Phone: (314) 362-5731
- 40 Duke Medicine CirDurham, NC 27710-1010Phone: (919) 684-2860
Registry dates
- Enumerated
- 2016-07-21
- Last updated
- 2022-03-26
- Certified
- 2022-03-26
Frequently asked questions
- What is Christopher O'Conor's NPI number?
- Christopher O'Conor's National Provider Identifier (NPI) is 1144673591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher O'Conor's specialty?
- Christopher O'Conor is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher O'Conor located?
- Christopher O'Conor's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-1010.
- What is Christopher O'Conor's phone number?
- The practice phone number listed in the NPPES registry for Christopher O'Conor is (615) 322-3000.
- Does Christopher O'Conor accept Medicare?
- Christopher O'Conor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher O'Conor's NPI active?
- Yes — Christopher O'Conor's NPI (1144673591) is active in the NPPES registry as of the last update on 2022-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.