Lilit Pilossyan, MD
NPI 1356753602 · Rheumatology Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lilit Pilossyan, MD is a Rheumatology Physician provider in Fontana, CA (NPI 1356753602).
Provider details
- NPI number
- 1356753602
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A145861 (CA)
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
12 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
827 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 | 221 | $138 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 202 | $194 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 179 | $98 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 144 | $89 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 50 | $236 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Diclofenac Sodium | 257 | 55 |
| Meloxicam | 44 | 20 |
| Methotrexate Sodiumbrand: Methotrexate | 39 | — |
| Prednisone | 37 | 25 |
| Adalimumabbrand: Humira(cf) Pen | 24 | — |
| Hydroxychloroquine Sulfate | 24 | — |
| Pregabalin | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,539 across 60 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
- 2014-05-21
- Last updated
- 2021-12-06
- Certified
- 2020-09-11
Frequently asked questions
- What is Lilit Pilossyan's NPI number?
- Lilit Pilossyan's National Provider Identifier (NPI) is 1356753602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lilit Pilossyan's specialty?
- Lilit Pilossyan is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Lilit Pilossyan located?
- Lilit Pilossyan's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Lilit Pilossyan's phone number?
- The practice phone number listed in the NPPES registry for Lilit Pilossyan is (909) 427-2608.
- Does Lilit Pilossyan accept Medicare?
- Lilit Pilossyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lilit Pilossyan's NPI active?
- Yes — Lilit Pilossyan's NPI (1356753602) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.