Marie Denise Guanzon, MD
NPI 1780664631 · Internal Medicine Physician · St Cloud, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Denise Guanzon, MD is a Internal Medicine Physician provider in St Cloud, MN (NPI 1780664631).
Provider details
- NPI number
- 1780664631
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 9430 (ND)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
1,099 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 | 372 | $124 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 191 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 155 | $88 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 67 | $8 |
| X-Ray of Chest, 2 Views71046 | 66 | $17 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 806 | 207 |
| Amlodipine Besylate | 492 | 126 |
| Levothyroxine Sodium | 458 | 114 |
| Lisinopril | 437 | 118 |
| Omeprazole | 382 | 103 |
| Losartan Potassium | 349 | 100 |
| Simvastatin | 263 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$49 across 1 record (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
- 2006-01-18
- Last updated
- 2011-04-28
Frequently asked questions
- What is Marie Denise Guanzon's NPI number?
- Marie Denise Guanzon's National Provider Identifier (NPI) is 1780664631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Denise Guanzon's specialty?
- Marie Denise Guanzon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marie Denise Guanzon located?
- Marie Denise Guanzon's practice location on file with NPPES is 1200 Sixth Ave N, St Cloud, MN 56303-2735.
- What is Marie Denise Guanzon's phone number?
- The practice phone number listed in the NPPES registry for Marie Denise Guanzon is (701) 530-7000.
- Does Marie Denise Guanzon accept Medicare?
- Marie Denise Guanzon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Denise Guanzon's NPI active?
- Yes — Marie Denise Guanzon's NPI (1780664631) is active in the NPPES registry as of the last update on 2011-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.