Hannah Krizzia Rivera, FNP-C
NPI 1720627185 · Family Nurse Practitioner · Danville, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Krizzia Rivera, FNP-C is a Family Nurse Practitioner provider in Danville, CA (NPI 1720627185).
Provider details
- NPI number
- 1720627185
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 95012417 (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 tenure25% of score
6 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
104 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $86 |
Typical Medicare-allowed amounts for these services range $86–$123 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 120 | 46 |
| Cyclobenzaprine Hcl | 44 | 16 |
| Gabapentin | 41 | 21 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 37 | 17 |
| Pregabalin | 25 | 15 |
| Zolpidem Tartrate | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$284 across 7 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
- 2020-01-03
- Last updated
- 2022-12-13
- Certified
- 2022-12-13
Frequently asked questions
- What is Hannah Krizzia Rivera's NPI number?
- Hannah Krizzia Rivera's National Provider Identifier (NPI) is 1720627185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Krizzia Rivera's specialty?
- Hannah Krizzia Rivera is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Hannah Krizzia Rivera located?
- Hannah Krizzia Rivera's practice location on file with NPPES is 919 San Ramon Valley Blvd Ste 255, Danville, CA 94526-4051.
- What is Hannah Krizzia Rivera's phone number?
- The practice phone number listed in the NPPES registry for Hannah Krizzia Rivera is (925) 718-8759.
- Does Hannah Krizzia Rivera accept Medicare?
- Hannah Krizzia Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Krizzia Rivera's NPI active?
- Yes — Hannah Krizzia Rivera's NPI (1720627185) is active in the NPPES registry as of the last update on 2022-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.