Ioana Fat, MD
NPI 1205082724 · Endocrinology, Diabetes & Metabolism Physician · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ioana Fat, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Washington, DC (NPI 1205082724).
Provider details
- NPI number
- 1205082724
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,013 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 | 844 | $139 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 61 | $181 |
| 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 | 46 | $17 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 23 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $97 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 277 | 68 |
| Empagliflozinbrand: Jardiance | 185 | 55 |
| Tirzepatidebrand: Mounjaro | 181 | 41 |
| Levothyroxine Sodium | 149 | 38 |
| Metformin Hcl | 100 | 31 |
| Alendronate Sodium | 96 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,287 across 104 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
- 2008-08-15
- Last updated
- 2014-04-09
Frequently asked questions
- What is Ioana Fat's NPI number?
- Ioana Fat's National Provider Identifier (NPI) is 1205082724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ioana Fat's specialty?
- Ioana Fat is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Ioana Fat located?
- Ioana Fat's practice location on file with NPPES is 3800 Reservoir Rd Nw, Washington, DC 20007-2113.
- What is Ioana Fat's phone number?
- The practice phone number listed in the NPPES registry for Ioana Fat is (202) 687-2818.
- Does Ioana Fat accept Medicare?
- Ioana Fat is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ioana Fat's NPI active?
- Yes — Ioana Fat's NPI (1205082724) is active in the NPPES registry as of the last update on 2014-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.