Geethanjali Sennimalai, M.D.
NPI 1306938808 · Hospitalist Physician · Carmichael, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geethanjali Sennimalai, M.D. is a Hospitalist Physician provider in Carmichael, CA (NPI 1306938808).
Provider details
- NPI number
- 1306938808
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A85562 (CA)
Specialties & taxonomies
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
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
459 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 35 Minutes99232 | 348 | $84 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 81 | $123 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 30 | $126 |
Typical Medicare-allowed amounts for these services range $84–$126 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 21 | — |
| Atorvastatin Calcium | 19 | 13 |
| Furosemide | 17 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 15 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 13 | 12 |
| Metoprolol Tartrate | 13 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-29
- Last updated
- 2012-02-13
Frequently asked questions
- What is Geethanjali Sennimalai's NPI number?
- Geethanjali Sennimalai's National Provider Identifier (NPI) is 1306938808, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geethanjali Sennimalai's specialty?
- Geethanjali Sennimalai is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Geethanjali Sennimalai located?
- Geethanjali Sennimalai's practice location on file with NPPES is 6555 Coyle Ave, Carmichael, CA 95608-0302.
- What is Geethanjali Sennimalai's phone number?
- The practice phone number listed in the NPPES registry for Geethanjali Sennimalai is (916) 536-2500.
- Does Geethanjali Sennimalai accept Medicare?
- Geethanjali Sennimalai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Geethanjali Sennimalai's NPI active?
- Yes — Geethanjali Sennimalai's NPI (1306938808) is active in the NPPES registry as of the last update on 2012-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.