Michael Lozano, MD
NPI 1821195876 · Hospitalist Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Lozano, MD is a Hospitalist Physician provider in San Antonio, TX (NPI 1821195876).
Provider details
- NPI number
- 1821195876
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- K1245 (TX)
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
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
1,302 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 416 | $114 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 275 | $69 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 265 | $99 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 220 | $71 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 94 | $151 |
| Initial Hospital Care With Same-Day Admission and Discharge With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 70 Minutes99235 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 122 | 118 |
| Methocarbamol | 94 | 91 |
| Celecoxib | 91 | 75 |
| Tramadol Hcl | 85 | 79 |
| Gabapentin | 71 | 71 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 66 | 63 |
| Oxycodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$200 across 3 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
- 2006-09-20
- Last updated
- 2024-09-10
- Certified
- 2024-09-10
Frequently asked questions
- What is Michael Lozano's NPI number?
- Michael Lozano's National Provider Identifier (NPI) is 1821195876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Lozano's specialty?
- Michael Lozano is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Lozano located?
- Michael Lozano's practice location on file with NPPES is 4502 Medical Dr, San Antonio, TX 78229-4402.
- What is Michael Lozano's phone number?
- The practice phone number listed in the NPPES registry for Michael Lozano is (210) 358-4000.
- Does Michael Lozano accept Medicare?
- Michael Lozano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Lozano's NPI active?
- Yes — Michael Lozano's NPI (1821195876) is active in the NPPES registry as of the last update on 2024-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.