Vanathi Siddaiah, MD
NPI 1104947688 · Family Medicine Physician · Silverdale, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vanathi Siddaiah, MD is a Family Medicine Physician provider in Silverdale, WA (NPI 1104947688).
Provider details
- NPI number
- 1104947688
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 19951 (MS)
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
93 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 | 35 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 28 | $128 |
| Administration of Influenza Virus VaccineG0008 | 17 | $32 |
| Admn Sarscov2 Vacc 1 Dose90480 | 13 | $43 |
Typical Medicare-allowed amounts for these services range $32–$128 (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 · 74 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 184 | 59 |
| Lisinopril | 115 | 39 |
| Levothyroxine Sodium | 110 | 30 |
| Losartan Potassium | 103 | 31 |
| Amlodipine Besylate | 83 | 27 |
| Gabapentin | 57 | 21 |
| Alendronate Sodium | 51 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-03
- Last updated
- 2021-05-05
- Certified
- 2021-05-05
Frequently asked questions
- What is Vanathi Siddaiah's NPI number?
- Vanathi Siddaiah's National Provider Identifier (NPI) is 1104947688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vanathi Siddaiah's specialty?
- Vanathi Siddaiah is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Vanathi Siddaiah located?
- Vanathi Siddaiah's practice location on file with NPPES is 10452 Silverdale Way Nw, Silverdale, WA 98383-9411.
- What is Vanathi Siddaiah's phone number?
- The practice phone number listed in the NPPES registry for Vanathi Siddaiah is (360) 307-7300.
- Does Vanathi Siddaiah accept Medicare?
- Vanathi Siddaiah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vanathi Siddaiah's NPI active?
- Yes — Vanathi Siddaiah's NPI (1104947688) is active in the NPPES registry as of the last update on 2021-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.