Sarah Noonberg, MD, PHD
NPI 1023041449 · Internal Medicine Physician · Castro Valley, CA
Sarah Noonberg, MD, PHD is a Internal Medicine Physician provider in Castro Valley, CA (NPI 1023041449).
Provider details
- NPI number
- 1023041449
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A81259 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$63,396 across 11 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
- 2006-07-09
- Last updated
- 2014-03-05
Frequently asked questions
- What is Sarah Noonberg's NPI number?
- Sarah Noonberg's National Provider Identifier (NPI) is 1023041449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Noonberg's specialty?
- Sarah Noonberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Noonberg located?
- Sarah Noonberg's practice location on file with NPPES is 20103 Lake Chabot Rd, Castro Valley, CA 94546-5305.
- What is Sarah Noonberg's phone number?
- The practice phone number listed in the NPPES registry for Sarah Noonberg is (510) 889-5082.
- Is Sarah Noonberg's NPI active?
- Yes — Sarah Noonberg's NPI (1023041449) is active in the NPPES registry as of the last update on 2014-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.