Kristina Ryan
NPI 1841456811 · Nurse Practitioner · Berkeley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristina Ryan is a Nurse Practitioner provider in Berkeley, CA (NPI 1841456811).
Provider details
- NPI number
- 1841456811
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- NP18340 (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
17 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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 140 | 35 |
| Spironolactone | 109 | 31 |
| Empagliflozinbrand: Jardiance | 107 | 29 |
| Sacubitril/Valsartanbrand: Entresto | 105 | 30 |
| Atorvastatin Calcium | 97 | 30 |
| Furosemide | 61 | 20 |
| Tadalafil |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 3 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
- 2008-07-30
- Last updated
- 2008-07-30
Frequently asked questions
- What is Kristina Ryan's NPI number?
- Kristina Ryan's National Provider Identifier (NPI) is 1841456811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristina Ryan's specialty?
- Kristina Ryan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kristina Ryan located?
- Kristina Ryan's practice location on file with NPPES is 2031 6th St, Berkeley, CA 94710-2006.
- What is Kristina Ryan's phone number?
- The practice phone number listed in the NPPES registry for Kristina Ryan is (510) 981-4200.
- Does Kristina Ryan accept Medicare?
- Kristina Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristina Ryan's NPI active?
- Yes — Kristina Ryan's NPI (1841456811) is active in the NPPES registry as of the last update on 2008-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.