Rebecca Sirka
NPI 1477107647 · Family Nurse Practitioner · Auburn, ME
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Sirka is a Family Nurse Practitioner provider in Auburn, ME (NPI 1477107647).
Provider details
- NPI number
- 1477107647
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- CNP191139 (ME)
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
6 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
97 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 | 38 | $81 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $55 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 24 | $109 |
Typical Medicare-allowed amounts for these services range $55–$109 (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 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 128 | 36 |
| Atorvastatin Calcium | 117 | 41 |
| Levothyroxine Sodium | 93 | 21 |
| Lisinopril | 71 | 23 |
| Escitalopram Oxalate | 69 | 21 |
| Trazodone Hcl | 52 | 14 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-07-26
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Rebecca Sirka's NPI number?
- Rebecca Sirka's National Provider Identifier (NPI) is 1477107647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Sirka's specialty?
- Rebecca Sirka is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rebecca Sirka located?
- Rebecca Sirka's practice location on file with NPPES is 190 Stetson Rd, Auburn, ME 04210-7813.
- What is Rebecca Sirka's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Sirka is (207) 784-7833.
- Does Rebecca Sirka accept Medicare?
- Rebecca Sirka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Sirka's NPI active?
- Yes — Rebecca Sirka's NPI (1477107647) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.