Marissa Santos, M.D.
NPI 1659332377 · Internal Medicine Physician · Rego Park, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Santos, M.D. is a Internal Medicine Physician provider in Rego Park, NY (NPI 1659332377).
Provider details
- NPI number
- 1659332377
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 198043 (NY)
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
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
911 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) |
|---|---|---|
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 325 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 172 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 133 | $79 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 73 | $20 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 73 | $27 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 482 | 168 |
| Rosuvastatin Calcium | 386 | 133 |
| Losartan Potassium | 373 | 130 |
| Metformin Hcl | 303 | 107 |
| Atorvastatin Calcium | 298 | 108 |
| Pravastatin Sodium | 250 | 75 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,125 across 127 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
- 2006-03-31
- Last updated
- 2022-06-22
- Certified
- 2022-06-22
Frequently asked questions
- What is Marissa Santos's NPI number?
- Marissa Santos's National Provider Identifier (NPI) is 1659332377, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Santos's specialty?
- Marissa Santos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Santos located?
- Marissa Santos's practice location on file with NPPES is 9229 Queens Blvd, Rego Park, NY 11374-1056.
- What is Marissa Santos's phone number?
- The practice phone number listed in the NPPES registry for Marissa Santos is (718) 478-5600.
- Does Marissa Santos accept Medicare?
- Marissa Santos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Santos's NPI active?
- Yes — Marissa Santos's NPI (1659332377) is active in the NPPES registry as of the last update on 2022-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.