Ismael Guerrero, M.D.
NPI 1518053503 · Family Medicine Physician · Yuma, AZ
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ismael Guerrero, M.D. is a Family Medicine Physician provider in Yuma, AZ (NPI 1518053503).
Provider details
- NPI number
- 1518053503
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21545 (AZ)
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
1,059 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 492 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 218 | $88 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 188 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 100 | $126 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 35 | $55 |
| Transitional Care Management Services for Problem of High Complexity99496 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 242 | 81 |
| Losartan Potassium | 236 | 83 |
| Atorvastatin Calcium | 230 | 89 |
| Amlodipine Besylate | 182 | 70 |
| Metformin Hcl | 146 | 58 |
| Omeprazole | 136 | 53 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$129 across 7 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
- 2006-10-05
- Last updated
- 2024-09-26
- Certified
- 2024-09-26
Frequently asked questions
- What is Ismael Guerrero's NPI number?
- Ismael Guerrero's National Provider Identifier (NPI) is 1518053503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ismael Guerrero's specialty?
- Ismael Guerrero is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ismael Guerrero located?
- Ismael Guerrero's practice location on file with NPPES is 1881 W 24th St Ste a, Yuma, AZ 85364-6298.
- What is Ismael Guerrero's phone number?
- The practice phone number listed in the NPPES registry for Ismael Guerrero is (928) 726-7171.
- Does Ismael Guerrero accept Medicare?
- Ismael Guerrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ismael Guerrero's NPI active?
- Yes — Ismael Guerrero's NPI (1518053503) is active in the NPPES registry as of the last update on 2024-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.