Stuart Demirs, M.D.
NPI 1285685560 · Internal Medicine Physician · Charlestown, RI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stuart Demirs, M.D. is a Internal Medicine Physician provider in Charlestown, RI (NPI 1285685560).
Provider details
- NPI number
- 1285685560
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD08161 (RI)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
556 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 | 164 | $129 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 88 | $131 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 80 | $19 |
| Advance Care Planning, First 30 Minutes99497 | 76 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 61 | $92 |
| Administration of Influenza Virus VaccineG0008 | 26 | $33 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 222 | 63 |
| Lisinopril | 217 | 60 |
| Amlodipine Besylate | 177 | 54 |
| Omeprazole | 145 | 42 |
| Rosuvastatin Calcium | 136 | 35 |
| Simvastatin | 136 | 38 |
| Gabapentin | 127 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 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 (1)
- 4099 Old Post RdCharlestown, RI 02813Phone: (401) 364-0770Fax: (401) 364-7694
Registry dates
- Enumerated
- 2006-05-12
- Last updated
- 2019-07-23
Frequently asked questions
- What is Stuart Demirs's NPI number?
- Stuart Demirs's National Provider Identifier (NPI) is 1285685560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stuart Demirs's specialty?
- Stuart Demirs is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stuart Demirs located?
- Stuart Demirs's practice location on file with NPPES is 4099 Old Post Rd, Charlestown, RI 02813.
- What is Stuart Demirs's phone number?
- The practice phone number listed in the NPPES registry for Stuart Demirs is (401) 364-0770.
- Does Stuart Demirs accept Medicare?
- Stuart Demirs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stuart Demirs's NPI active?
- Yes — Stuart Demirs's NPI (1285685560) is active in the NPPES registry as of the last update on 2019-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.