Gajan Mahendiran, M.D.
NPI 1396839346 · Pain Medicine (Anesthesiology) Physician · Warrenton, VA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gajan Mahendiran, M.D. is a Pain Medicine (Anesthesiology) Physician provider in Warrenton, VA (NPI 1396839346).
Provider details
- NPI number
- 1396839346
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101237547 (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
572 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 319 | $65 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 89 | $64 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 41 | $52 |
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 40 | $65 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 36 | $72 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 29 | $64 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2015-04-02
Frequently asked questions
- What is Gajan Mahendiran's NPI number?
- Gajan Mahendiran's National Provider Identifier (NPI) is 1396839346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gajan Mahendiran's specialty?
- Gajan Mahendiran is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Gajan Mahendiran located?
- Gajan Mahendiran's practice location on file with NPPES is 500 Hospital Dr, Warrenton, VA 20186-3027.
- What is Gajan Mahendiran's phone number?
- The practice phone number listed in the NPPES registry for Gajan Mahendiran is (540) 349-0514.
- Does Gajan Mahendiran accept Medicare?
- Gajan Mahendiran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gajan Mahendiran's NPI active?
- Yes — Gajan Mahendiran's NPI (1396839346) is active in the NPPES registry as of the last update on 2015-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.