Ragavan Mahadevan, MD
NPI 1194955542 · Psychiatry Physician · Houston, TX
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ragavan Mahadevan, MD is a Psychiatry Physician provider in Houston, TX (NPI 1194955542).
Provider details
- NPI number
- 1194955542
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- Q1856 (TX)
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
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
80 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 80 | $66 |
Typical Medicare-allowed amounts for these services range $66–$66 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 52 | 16 |
| Duloxetine Hcl | 29 | — |
| Mirtazapine | 27 | — |
| Sertraline Hcl | 26 | — |
| Benztropine Mesylate | 23 | — |
| Amitriptyline Hcl | 21 | — |
| Aripiprazole | 21 | — |
Practice location
Mailing address
Additional practice locations (1)
- 8810 Highway 6Suite 100Missouri City, TX 77459-7104Phone: (713) 486-1200
Registry dates
- Enumerated
- 2009-07-20
- Last updated
- 2025-06-16
- Certified
- 2025-06-16
Frequently asked questions
- What is Ragavan Mahadevan's NPI number?
- Ragavan Mahadevan's National Provider Identifier (NPI) is 1194955542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ragavan Mahadevan's specialty?
- Ragavan Mahadevan is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ragavan Mahadevan located?
- Ragavan Mahadevan's practice location on file with NPPES is 5550 Kelley St, Houston, TX 77026-1818.
- What is Ragavan Mahadevan's phone number?
- The practice phone number listed in the NPPES registry for Ragavan Mahadevan is (346) 562-8625.
- Does Ragavan Mahadevan accept Medicare?
- Ragavan Mahadevan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ragavan Mahadevan's NPI active?
- Yes — Ragavan Mahadevan's NPI (1194955542) is active in the NPPES registry as of the last update on 2025-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.