Steven Chen, M.D.
NPI 1649358813 · Family Medicine Physician · Bakersfield, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Chen, M.D. is a Family Medicine Physician provider in Bakersfield, CA (NPI 1649358813).
Provider details
- NPI number
- 1649358813
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A97140 (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
19 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
2,190 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 | 466 | $137 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 345 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 331 | $97 |
| Urinalysis, Manual Test81002 | 155 | $3 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 128 | $27 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 332 | 84 |
| Rosuvastatin Calcium | 168 | 51 |
| Levothyroxine Sodium | 162 | 44 |
| Losartan Potassium | 137 | 36 |
| Lisinopril | 120 | 34 |
| Amlodipine Besylate | 108 | 28 |
| Montelukast Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$864 across 57 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
- 2006-11-02
- Last updated
- 2015-01-19
Frequently asked questions
- What is Steven Chen's NPI number?
- Steven Chen's National Provider Identifier (NPI) is 1649358813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Chen's specialty?
- Steven Chen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Chen located?
- Steven Chen's practice location on file with NPPES is 8605 Camino Media, Bakersfield, CA 93311-1355.
- What is Steven Chen's phone number?
- The practice phone number listed in the NPPES registry for Steven Chen is (661) 664-1682.
- Does Steven Chen accept Medicare?
- Steven Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Chen's NPI active?
- Yes — Steven Chen's NPI (1649358813) is active in the NPPES registry as of the last update on 2015-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.