Marianna Sisk, D.O.
NPI 1306107636 · Family Medicine Physician · Oviedo, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marianna Sisk, D.O. is a Family Medicine Physician provider in Oviedo, FL (NPI 1306107636).
Provider details
- NPI number
- 1306107636
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- OS12327 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
424 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 | 160 | $123 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 69 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 62 | $126 |
| Face-To-Face Behavioral Counseling for Obesity, Group (2-10), 30 MinutesG0473 | 37 | $12 |
| Face-To-Face Behavioral Counseling for Obesity, 15 MinutesG0447 | 30 | $25 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 99 | 35 |
| Atorvastatin Calcium | 97 | 38 |
| Semaglutidebrand: Ozempic | 84 | 16 |
| Rosuvastatin Calcium | 75 | 26 |
| Lisinopril | 65 | 25 |
| Amlodipine Besylate | 57 | 23 |
| Tirzepatide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,689 across 130 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
- 2012-06-04
- Last updated
- 2022-08-16
- Certified
- 2022-08-16
Frequently asked questions
- What is Marianna Sisk's NPI number?
- Marianna Sisk's National Provider Identifier (NPI) is 1306107636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianna Sisk's specialty?
- Marianna Sisk is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marianna Sisk located?
- Marianna Sisk's practice location on file with NPPES is 7408 Red Bug Lake Rd, Oviedo, FL 32765-7154.
- What is Marianna Sisk's phone number?
- The practice phone number listed in the NPPES registry for Marianna Sisk is (407) 381-7387.
- Does Marianna Sisk accept Medicare?
- Marianna Sisk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marianna Sisk's NPI active?
- Yes — Marianna Sisk's NPI (1306107636) is active in the NPPES registry as of the last update on 2022-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.