Katherine Silbermann, NP-C
NPI 1518614783 · Family Nurse Practitioner · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Silbermann, NP-C is a Family Nurse Practitioner provider in Walnut Creek, CA (NPI 1518614783).
Provider details
- NPI number
- 1518614783
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 95020202 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 92 | 36 |
| Amlodipine Besylate | 91 | 35 |
| Rosuvastatin Calcium | 83 | 34 |
| Levothyroxine Sodium | 82 | 23 |
| Hydrochlorothiazide | 63 | 22 |
| Losartan Potassium | 60 | 22 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$449 across 16 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
- 2022-03-07
- Last updated
- 2025-02-27
- Certified
- 2025-02-27
Frequently asked questions
- What is Katherine Silbermann's NPI number?
- Katherine Silbermann's National Provider Identifier (NPI) is 1518614783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Silbermann's specialty?
- Katherine Silbermann is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Silbermann located?
- Katherine Silbermann's practice location on file with NPPES is 2637 Shadelands Dr Ste D, Walnut Creek, CA 94598-2512.
- What is Katherine Silbermann's phone number?
- The practice phone number listed in the NPPES registry for Katherine Silbermann is (925) 930-9978.
- Does Katherine Silbermann accept Medicare?
- Katherine Silbermann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Silbermann's NPI active?
- Yes — Katherine Silbermann's NPI (1518614783) is active in the NPPES registry as of the last update on 2025-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.