Vijay Kumar, MD,FCCP
NPI 1689638587 · Specialist · Simi Valley, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vijay Kumar, MD,FCCP is a Specialist provider in Simi Valley, CA (NPI 1689638587).
Provider details
- NPI number
- 1689638587
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD,FCCP
- Sex
- Male
- Sole proprietor
- Yes
- License
- A46673 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
7,380 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 2,715 | $128 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 981 | $139 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 877 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 815 | $85 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 556 | $188 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 216 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 627 | 156 |
| Atorvastatin Calcium | 527 | 95 |
| Apixabanbrand: Eliquis | 516 | 54 |
| Levothyroxine Sodium | 494 | 76 |
| Gabapentin | 337 | 79 |
| Pantoprazole Sodium | 335 | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$583 across 23 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2026-05-27
- Certified
- 2026-05-27
Frequently asked questions
- What is Vijay Kumar's NPI number?
- Vijay Kumar's National Provider Identifier (NPI) is 1689638587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vijay Kumar's specialty?
- Vijay Kumar is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Vijay Kumar located?
- Vijay Kumar's practice location on file with NPPES is 1174 Amazon Way, Simi Valley, CA 93065-3156.
- What is Vijay Kumar's phone number?
- The practice phone number listed in the NPPES registry for Vijay Kumar is (805) 527-5878.
- Does Vijay Kumar accept Medicare?
- Vijay Kumar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vijay Kumar's NPI active?
- Yes — Vijay Kumar's NPI (1689638587) is active in the NPPES registry as of the last update on 2026-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.