Isaac Guerrero
NPI 1427443043 · Family Medicine Physician · Corpus Christi, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isaac Guerrero is a Family Medicine Physician provider in Corpus Christi, TX (NPI 1427443043).
Provider details
- NPI number
- 1427443043
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- R7218 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
3,198 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 584 | $125 |
| 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 | 352 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 322 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 299 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 291 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 169 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 640 | 185 |
| Amlodipine Besylate | 485 | 135 |
| Levothyroxine Sodium | 427 | 104 |
| Losartan Potassium | 411 | 113 |
| Pantoprazole Sodium | 333 | 104 |
| Lisinopril | 325 | 98 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-31
- Last updated
- 2018-07-23
Frequently asked questions
- What is Isaac Guerrero's NPI number?
- Isaac Guerrero's National Provider Identifier (NPI) is 1427443043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Guerrero's specialty?
- Isaac Guerrero is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isaac Guerrero located?
- Isaac Guerrero's practice location on file with NPPES is 7121 S Padre Island Dr Ste 300, Corpus Christi, TX 78412.
- What is Isaac Guerrero's phone number?
- The practice phone number listed in the NPPES registry for Isaac Guerrero is (361) 696-6200.
- Does Isaac Guerrero accept Medicare?
- Isaac Guerrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isaac Guerrero's NPI active?
- Yes — Isaac Guerrero's NPI (1427443043) is active in the NPPES registry as of the last update on 2018-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.