Jie Shi Yan, M.D.
NPI 1396744546 · Nephrology Physician · Simi Valley, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jie Shi Yan, M.D. is a Nephrology Physician provider in Simi Valley, CA (NPI 1396744546).
Provider details
- NPI number
- 1396744546
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A78071 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,276 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 35 Minutes99232 | 1,025 | $80 |
| Dialysis Services, 1 Physician Visit Per Month (20 Years Or Older)90962 | 343 | $211 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 302 | $116 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 163 | $111 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 135 | $303 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 351 | 124 |
| Losartan Potassium | 210 | 59 |
| Allopurinol | 175 | 53 |
| Nifedipinebrand: Nifedipine Er | 174 | 54 |
| Hydralazine Hcl | 155 | 56 |
| Furosemide | 146 | 50 |
| Rosuvastatin Calcium | 128 | 35 |
| Atorvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 1227 E Los Angeles AveSimi Valley, CA 93065-2871Phone: (805) 582-4000
Registry dates
- Enumerated
- 2005-07-19
- Last updated
- 2023-07-18
- Certified
- 2023-07-18
Frequently asked questions
- What is Jie Shi Yan's NPI number?
- Jie Shi Yan's National Provider Identifier (NPI) is 1396744546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jie Shi Yan's specialty?
- Jie Shi Yan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Jie Shi Yan located?
- Jie Shi Yan's practice location on file with NPPES is 2925 Sycamore Dr, Simi Valley, CA 93065-1207.
- What is Jie Shi Yan's phone number?
- The practice phone number listed in the NPPES registry for Jie Shi Yan is (805) 584-0177.
- Does Jie Shi Yan accept Medicare?
- Jie Shi Yan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jie Shi Yan's NPI active?
- Yes — Jie Shi Yan's NPI (1396744546) is active in the NPPES registry as of the last update on 2023-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.