Guillermo Ramirez, MD
NPI 1427024322 · Family Medicine Physician · Corpus Christi, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guillermo Ramirez, MD is a Family Medicine Physician provider in Corpus Christi, TX (NPI 1427024322).
Provider details
- NPI number
- 1427024322
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- L9861 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
80 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 48 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $122 |
Typical Medicare-allowed amounts for these services range $9–$122 (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 · 199 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,473 | 556 |
| Lisinopril | 927 | 358 |
| Levothyroxine Sodium | 836 | 264 |
| Metformin Hcl | 617 | 234 |
| Amlodipine Besylate | 572 | 216 |
| Simvastatin | 542 | 194 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 3022 Mckinzie RdCorpus Christi, TX 78410-2628Phone: (361) 241-6700Fax: (361) 241-4302
Registry dates
- Enumerated
- 2006-02-28
- Last updated
- 2024-01-24
- Certified
- 2024-01-24
Frequently asked questions
- What is Guillermo Ramirez's NPI number?
- Guillermo Ramirez's National Provider Identifier (NPI) is 1427024322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermo Ramirez's specialty?
- Guillermo Ramirez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Guillermo Ramirez located?
- Guillermo Ramirez's practice location on file with NPPES is 1620 S Padre Island Dr, Corpus Christi, TX 78416-1353.
- What is Guillermo Ramirez's phone number?
- The practice phone number listed in the NPPES registry for Guillermo Ramirez is (361) 206-0737.
- Does Guillermo Ramirez accept Medicare?
- Guillermo Ramirez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guillermo Ramirez's NPI active?
- Yes — Guillermo Ramirez's NPI (1427024322) is active in the NPPES registry as of the last update on 2024-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.