Quick answers
- Does Maribel Mamonluk-Chua accept Medicare assignment?
- Yes. Medicare's clinician data says Maribel Mamonluk-Chua accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Maribel Mamonluk-Chua see?
- In 2024, CMS data shows 86 Original Medicare patients and 3,519 services for Maribel Mamonluk-Chua. This counts Original Medicare only and measures volume, not quality.
- What is Maribel Mamonluk-Chua's NPI number?
- 1518957307. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Maribel Mamonluk-Chua, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 86 |
|---|---|
| Services billed to Medicare | 3,519 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)161 services
- Injection of drug or substance under skin or into muscle (96372)79 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)65 services
- Test to measure the level of nitric oxide gas (95012)44 services
- Evaluation of use of breathing device (94664)43 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Asthma63%
- Arthritis52%
- Diabetes44%
- Chronic kidney disease26%
Practice locations
Addresses where Maribel Mamonluk-Chua is enrolled with Medicare (CMS data updated October 2, 2026).
- 1160 Varnum St NE, Suite 8Washington, DC 20017 (202) 526‑3879
Group practices
Medicare enrollment lists Maribel Mamonluk-Chua as a member of this group (CMS data updated October 2, 2026).
- Mamonluk Chua Medical Group, PC2 clinicians in the group
Specialties
- Allergy/Immunologyprimary
Find other Allergy/Immunology doctors in District of Columbia →
Other allergist and immunologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Other clinicians in Mamonluk Chua Medical Group, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518957307 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians