Viktoriya Birger, NP-C
NPI 1720853153 · Family Nurse Practitioner · Tustin, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Viktoriya Birger, NP-C is a Family Nurse Practitioner provider in Tustin, CA (NPI 1720853153).
Provider details
- NPI number
- 1720853153
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- NP95026795 (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
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- 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.
$125 across 1 record (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
Additional practice locations (2)
- 9918 Katella Ave Ste A-CAnaheim, CA 92804-6465Phone: (714) 665-9890
- 11180 Warner Ave Ste 353Fountain Valley, CA 92708-7516Phone: (714) 968-6789
Registry dates
- Enumerated
- 2023-11-15
- Last updated
- 2025-10-23
- Certified
- 2025-10-23
Frequently asked questions
- What is Viktoriya Birger's NPI number?
- Viktoriya Birger's National Provider Identifier (NPI) is 1720853153, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Viktoriya Birger's specialty?
- Viktoriya Birger is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Viktoriya Birger located?
- Viktoriya Birger's practice location on file with NPPES is 661 W 1st St Ste G, Tustin, CA 92780-2939.
- What is Viktoriya Birger's phone number?
- The practice phone number listed in the NPPES registry for Viktoriya Birger is (714) 665-9890.
- Does Viktoriya Birger accept Medicare?
- Viktoriya Birger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Viktoriya Birger's NPI active?
- Yes — Viktoriya Birger's NPI (1720853153) is active in the NPPES registry as of the last update on 2025-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.