Derenik Estepanian, M.D.
NPI 1457714982 · Hospitalist Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derenik Estepanian, M.D. is a Hospitalist Physician provider in West Hollywood, CA (NPI 1457714982).
Provider details
- NPI number
- 1457714982
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 151787 (CA)
Specialties & taxonomies
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
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,327 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,031 | $122 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 588 | $81 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 382 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 169 | $179 |
| Advance Care Planning, First 30 Minutes99497 | 50 | $78 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 27 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 50 | 27 |
| Amlodipine Besylate | 45 | 27 |
| Apixabanbrand: Eliquis | 38 | 28 |
| Cefdinir | 27 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 26 | 23 |
| Hydralazine Hcl | 25 | 15 |
| Naloxone Hcl | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$162 across 7 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
Additional practice locations (1)
- 8700 Beverly BlvdWest Hollywood, CA 90048Phone: (310) 786-7204
Registry dates
- Enumerated
- 2016-04-01
- Last updated
- 2021-09-30
- Certified
- 2021-09-30
Frequently asked questions
- What is Derenik Estepanian's NPI number?
- Derenik Estepanian's National Provider Identifier (NPI) is 1457714982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derenik Estepanian's specialty?
- Derenik Estepanian is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Derenik Estepanian located?
- Derenik Estepanian's practice location on file with NPPES is 8700 Beverly Blvd, West Hollywood, CA 90048.
- What is Derenik Estepanian's phone number?
- The practice phone number listed in the NPPES registry for Derenik Estepanian is (310) 786-7204.
- Does Derenik Estepanian accept Medicare?
- Derenik Estepanian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derenik Estepanian's NPI active?
- Yes — Derenik Estepanian's NPI (1457714982) is active in the NPPES registry as of the last update on 2021-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.