Terisa Brown-Sienko, NP
NPI 1629081138 · Nurse Practitioner · Anaheim Hills, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terisa Brown-Sienko, NP is a Nurse Practitioner provider in Anaheim Hills, CA (NPI 1629081138).
Provider details
- NPI number
- 1629081138
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 6651 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
67 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 29 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $81 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 12 | $118 |
Typical Medicare-allowed amounts for these services range $81–$118 (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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 79 | 36 |
| Levothyroxine Sodium | 76 | 41 |
| Alendronate Sodium | 39 | 15 |
| Rosuvastatin Calcium | 39 | 21 |
| Losartan Potassium | 32 | 19 |
| Fluoxetine Hcl | 29 | — |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-14
- Last updated
- 2017-09-12
Frequently asked questions
- What is Terisa Brown-Sienko's NPI number?
- Terisa Brown-Sienko's National Provider Identifier (NPI) is 1629081138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terisa Brown-Sienko's specialty?
- Terisa Brown-Sienko is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Terisa Brown-Sienko located?
- Terisa Brown-Sienko's practice location on file with NPPES is 500 S Anaheim Hills Rd, Anaheim Hills, CA 92807.
- What is Terisa Brown-Sienko's phone number?
- The practice phone number listed in the NPPES registry for Terisa Brown-Sienko is (714) 282-6934.
- Does Terisa Brown-Sienko accept Medicare?
- Terisa Brown-Sienko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terisa Brown-Sienko's NPI active?
- Yes — Terisa Brown-Sienko's NPI (1629081138) is active in the NPPES registry as of the last update on 2017-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.