Diane Siedlecki, M.D.
NPI 1265438923 · Internal Medicine Physician · Providence, RI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Siedlecki, M.D. is a Internal Medicine Physician provider in Providence, RI (NPI 1265438923).
Provider details
- NPI number
- 1265438923
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD08079 (RI)
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
20 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
1,625 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) |
|---|---|---|
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 291 | $3 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 212 | $95 |
| 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 | 165 | $16 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 144 | $19 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 137 | $38 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 113 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 416 | 113 |
| Rosuvastatin Calcium | 344 | 106 |
| Levothyroxine Sodium | 270 | 75 |
| Amlodipine Besylate | 267 | 72 |
| Lisinopril | 266 | 73 |
| Montelukast Sodium | 188 | 49 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$675 across 33 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
- 2005-06-27
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Diane Siedlecki's NPI number?
- Diane Siedlecki's National Provider Identifier (NPI) is 1265438923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Siedlecki's specialty?
- Diane Siedlecki is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Siedlecki located?
- Diane Siedlecki's practice location on file with NPPES is 180 Corliss St Ste B, Providence, RI 02904-2602.
- What is Diane Siedlecki's phone number?
- The practice phone number listed in the NPPES registry for Diane Siedlecki is (401) 793-8400.
- Does Diane Siedlecki accept Medicare?
- Diane Siedlecki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Siedlecki's NPI active?
- Yes — Diane Siedlecki's NPI (1265438923) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.