Marlon Marquino, M.D.
NPI 1366642704 · Family Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marlon Marquino, M.D. is a Family Medicine Physician provider in Saint Louis, MO (NPI 1366642704).
Provider details
- NPI number
- 1366642704
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2007021709 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
508 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 | 136 | $123 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 70 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 45 | $10 |
| Administration of Influenza Virus VaccineG0008 | 40 | $31 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 38 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 37 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 172 | 79 |
| Lisinopril | 127 | 61 |
| Levothyroxine Sodium | 106 | 41 |
| Furosemide | 97 | 29 |
| Amlodipine Besylate | 97 | 59 |
| Gabapentin | 95 | 34 |
| Metoprolol Succinate | 87 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$90 across 5 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
- 2007-07-24
- Last updated
- 2017-03-15
Frequently asked questions
- What is Marlon Marquino's NPI number?
- Marlon Marquino's National Provider Identifier (NPI) is 1366642704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marlon Marquino's specialty?
- Marlon Marquino is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marlon Marquino located?
- Marlon Marquino's practice location on file with NPPES is 10010 Kennerly Rd, Saint Louis, MO 63128-2106.
- What is Marlon Marquino's phone number?
- The practice phone number listed in the NPPES registry for Marlon Marquino is (314) 525-1328.
- Does Marlon Marquino accept Medicare?
- Marlon Marquino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marlon Marquino's NPI active?
- Yes — Marlon Marquino's NPI (1366642704) is active in the NPPES registry as of the last update on 2017-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.