Sishir Mannava, M.D. CANDIDATE
NPI 1841654787 · Vascular Neurology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sishir Mannava, M.D. CANDIDATE is a Vascular Neurology Physician provider in Houston, TX (NPI 1841654787).
Provider details
- NPI number
- 1841654787
- Entity type
- Individual
- Primary specialty
- Vascular Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D. CANDIDATE
- Sex
- Male
- Sole proprietor
- No
- License
- T2432 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
324 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 114 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 96 | $79 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 37 | $173 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 25 | $131 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 25 | $114 |
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-06
- Last updated
- 2021-08-03
- Certified
- 2021-08-03
Frequently asked questions
- What is Sishir Mannava's NPI number?
- Sishir Mannava's National Provider Identifier (NPI) is 1841654787, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sishir Mannava's specialty?
- Sishir Mannava is listed in the NPPES registry with a primary specialty of Vascular Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Sishir Mannava located?
- Sishir Mannava's practice location on file with NPPES is 6431 Fannin, Houston, TX 77030.
- What is Sishir Mannava's phone number?
- The practice phone number listed in the NPPES registry for Sishir Mannava is (832) 325-7080.
- Does Sishir Mannava accept Medicare?
- Sishir Mannava is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sishir Mannava's NPI active?
- Yes — Sishir Mannava's NPI (1841654787) is active in the NPPES registry as of the last update on 2021-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.