Robert Sivier, MD
NPI 1306897640 · Family Medicine Physician · Greenfield, OH
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Sivier, MD is a Family Medicine Physician provider in Greenfield, OH (NPI 1306897640).
Provider details
- NPI number
- 1306897640
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.065920 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
225 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 104 | $167 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 92 | $115 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 29 | $68 |
Typical Medicare-allowed amounts for these services range $68–$167 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 25 | 23 |
| Prednisone | 25 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 24 | 23 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 20 | 20 |
| Cephalexin | 18 | 18 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 15 |
Practice location
Mailing address
Additional practice locations (1)
- 601 State Route 664 NLogan, OH 43138-8541Phone: (740) 380-8203
Registry dates
- Enumerated
- 2006-05-12
- Last updated
- 2023-11-03
- Certified
- 2023-11-03
Frequently asked questions
- What is Robert Sivier's NPI number?
- Robert Sivier's National Provider Identifier (NPI) is 1306897640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Sivier's specialty?
- Robert Sivier is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Sivier located?
- Robert Sivier's practice location on file with NPPES is 550 Mirabeau St, Greenfield, OH 45123-1617.
- What is Robert Sivier's phone number?
- The practice phone number listed in the NPPES registry for Robert Sivier is (937) 981-2116.
- Does Robert Sivier accept Medicare?
- Robert Sivier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Sivier's NPI active?
- Yes — Robert Sivier's NPI (1306897640) is active in the NPPES registry as of the last update on 2023-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.