Mari Sebastian Mendoza, MD
NPI 1477015998 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mari Sebastian Mendoza, MD is a Internal Medicine Physician provider in Houston, TX (NPI 1477015998).
Provider details
- NPI number
- 1477015998
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0153855 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 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
555 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 35 Minutes99232 | 331 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 89 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 72 | $174 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 63 | $113 |
Typical Medicare-allowed amounts for these services range $79–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amiodarone Hcl | 16 | — |
| Nifedipinebrand: Nifedipine Er | 16 | 16 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 15 | — |
| Atorvastatin Calcium | 13 | 13 |
| Carvedilol | 12 | 12 |
| Apixabanbrand: Eliquis | 11 | 11 |
| Metoprolol Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$261 across 6 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
- 2019-04-03
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Mari Sebastian Mendoza's NPI number?
- Mari Sebastian Mendoza's National Provider Identifier (NPI) is 1477015998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Sebastian Mendoza's specialty?
- Mari Sebastian Mendoza is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mari Sebastian Mendoza located?
- Mari Sebastian Mendoza's practice location on file with NPPES is 13300 Hargrave Rd Ste 480, Houston, TX 77070-7374.
- What is Mari Sebastian Mendoza's phone number?
- The practice phone number listed in the NPPES registry for Mari Sebastian Mendoza is (281) 737-0587.
- Does Mari Sebastian Mendoza accept Medicare?
- Mari Sebastian Mendoza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mari Sebastian Mendoza's NPI active?
- Yes — Mari Sebastian Mendoza's NPI (1477015998) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.