Monica Guzman-Limon, MD
NPI 1659691368 · Nephrology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Monica Guzman-Limon, MD is a Nephrology Physician provider in Austin, TX (NPI 1659691368).
Provider details
- NPI number
- 1659691368
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- R4973 (TX)
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
16 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
990 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 236 | $115 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 146 | $275 |
| 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 | 137 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 121 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 116 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 87 | 26 |
| Carvedilol | 71 | 18 |
| Amlodipine Besylate | 67 | 20 |
| Lisinopril | 65 | 14 |
| Dapagliflozin Propanediolbrand: Farxiga | 59 | 15 |
| Losartan Potassium | 49 | 17 |
| Calcitriol | 47 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$295 across 14 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
- 2010-06-03
- Last updated
- 2024-06-05
- Certified
- 2024-06-05
Frequently asked questions
- What is Monica Guzman-Limon's NPI number?
- Monica Guzman-Limon's National Provider Identifier (NPI) is 1659691368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Monica Guzman-Limon's specialty?
- Monica Guzman-Limon is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Monica Guzman-Limon located?
- Monica Guzman-Limon's practice location on file with NPPES is 4100 Duval Rd Ste 102, Austin, TX 78759-3550.
- What is Monica Guzman-Limon's phone number?
- The practice phone number listed in the NPPES registry for Monica Guzman-Limon is (512) 451-5800.
- Does Monica Guzman-Limon accept Medicare?
- Monica Guzman-Limon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Monica Guzman-Limon's NPI active?
- Yes — Monica Guzman-Limon's NPI (1659691368) is active in the NPPES registry as of the last update on 2024-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.