Genevieve Flanders, PA-C
NPI 1821490921 · Physician Assistant · Santa Clara, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Genevieve Flanders, PA-C is a Physician Assistant provider in Santa Clara, CA (NPI 1821490921).
Provider details
- NPI number
- 1821490921
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 055.0031347 (VT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
298 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 157 | $80 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 95 | $53 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 19 | $123 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $106 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 13 | $7 |
Typical Medicare-allowed amounts for these services range $7–$123 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 45 | — |
| Levothyroxine Sodium | 44 | — |
| Amlodipine Besylate | 42 | 12 |
| Atorvastatin Calcium | 40 | 11 |
| Losartan Potassium | 37 | 12 |
| Lorazepam | 31 | — |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-09-19
- Last updated
- 2026-04-03
- Certified
- 2026-04-03
Frequently asked questions
- What is Genevieve Flanders's NPI number?
- Genevieve Flanders's National Provider Identifier (NPI) is 1821490921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Genevieve Flanders's specialty?
- Genevieve Flanders is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Genevieve Flanders located?
- Genevieve Flanders's practice location on file with NPPES is 2712 Augustine Dr Ste 120, Santa Clara, CA 95054-2941.
- What is Genevieve Flanders's phone number?
- The practice phone number listed in the NPPES registry for Genevieve Flanders is (408) 786-9636.
- Does Genevieve Flanders accept Medicare?
- Genevieve Flanders is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Genevieve Flanders's NPI active?
- Yes — Genevieve Flanders's NPI (1821490921) is active in the NPPES registry as of the last update on 2026-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.