Marc Childress, M.D.
NPI 1124117015 · Family Medicine Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Sports Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Childress, M.D. is a Family Medicine Physician provider in Fairfax, VA (NPI 1124117015).
Provider details
- NPI number
- 1124117015
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101252825 (VA)
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
499 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 | 157 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $98 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 60 | $126 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 45 | $143 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 43 | $84 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 65 | 22 |
| Lisinopril | 36 | 12 |
| Amlodipine Besylate | 29 | — |
| Levothyroxine Sodium | 28 | — |
| Gabapentin | 24 | — |
| Metoprolol Succinate | 19 | — |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-11
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Marc Childress's NPI number?
- Marc Childress's National Provider Identifier (NPI) is 1124117015, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Childress's specialty?
- Marc Childress is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Childress located?
- Marc Childress's practice location on file with NPPES is 3650 Joseph Siewick Drive, Fairfax, VA 22033.
- What is Marc Childress's phone number?
- The practice phone number listed in the NPPES registry for Marc Childress is (703) 391-2020.
- Does Marc Childress accept Medicare?
- Marc Childress is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Childress's NPI active?
- Yes — Marc Childress's NPI (1124117015) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.