Anna Kagan, MD
NPI 1689822579 · Nephrology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Kagan, MD is a Nephrology Physician provider in Houston, TX (NPI 1689822579).
Provider details
- NPI number
- 1689822579
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- M6687 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,780 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 2,916 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,023 | $117 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 425 | $121 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 292 | $110 |
| Hemodialysis Procedure With Physician Evaluation90935 | 275 | $65 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 295 | 83 |
| Furosemide | 192 | 64 |
| Carvedilol | 183 | 54 |
| Amlodipine Besylate | 166 | 51 |
| Nifedipinebrand: Nifedipine Er | 164 | 58 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 151 | 40 |
| Famotidine | 124 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-09-04
- Last updated
- 2011-06-24
Frequently asked questions
- What is Anna Kagan's NPI number?
- Anna Kagan's National Provider Identifier (NPI) is 1689822579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Kagan's specialty?
- Anna Kagan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Kagan located?
- Anna Kagan's practice location on file with NPPES is 6560 Fannin St Ste 2206, Houston, TX 77030-2726.
- What is Anna Kagan's phone number?
- The practice phone number listed in the NPPES registry for Anna Kagan is (713) 790-4615.
- Does Anna Kagan accept Medicare?
- Anna Kagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Kagan's NPI active?
- Yes — Anna Kagan's NPI (1689822579) is active in the NPPES registry as of the last update on 2011-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.