Constance Mere, MD
NPI 1205945565 · Nephrology Physician · Washington, DC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Constance Mere, MD is a Nephrology Physician provider in Washington, DC (NPI 1205945565).
Provider details
- NPI number
- 1205945565
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD34170 (DC)
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
19 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
737 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) |
|---|---|---|
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 203 | $323 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 137 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 114 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 107 | $126 |
| Dialysis Services, 1 Physician Visit Per Month (20 Years Or Older)90962 | 54 | $225 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 128 | 43 |
| Atorvastatin Calcium | 96 | 36 |
| Losartan Potassium | 61 | 22 |
| Metoprolol Succinate | 56 | 22 |
| Calcium Acetate | 54 | 13 |
| Hydrochlorothiazide | 50 | 12 |
| Sevelamer Carbonate | 46 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$542 across 21 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
- 2006-08-30
- Last updated
- 2017-12-26
Frequently asked questions
- What is Constance Mere's NPI number?
- Constance Mere's National Provider Identifier (NPI) is 1205945565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Constance Mere's specialty?
- Constance Mere is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Constance Mere located?
- Constance Mere's practice location on file with NPPES is 2041 Georgia Ave Nw, Washington, DC 20060-0001.
- What is Constance Mere's phone number?
- The practice phone number listed in the NPPES registry for Constance Mere is (202) 865-3290.
- Does Constance Mere accept Medicare?
- Constance Mere is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Constance Mere's NPI active?
- Yes — Constance Mere's NPI (1205945565) is active in the NPPES registry as of the last update on 2017-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.