Steven Korenstein, M.D.
NPI 1568776318 · Family Medicine Physician · Eureka, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Korenstein, M.D. is a Family Medicine Physician provider in Eureka, CA (NPI 1568776318).
Provider details
- NPI number
- 1568776318
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A122072 (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
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,837 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 742 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 276 | $93 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 146 | $131 |
| Blood Test, Clotting Time85610 | 105 | $4 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 105 | $24 |
| Hemoglobin A1c Level83036 | 101 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 115 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 516 | 143 |
| Lisinopril | 434 | 113 |
| Amlodipine Besylate | 284 | 67 |
| Losartan Potassium | 280 | 82 |
| Tamsulosin Hcl | 270 | 74 |
| Levothyroxine Sodium | 268 | 66 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-08-04
- Last updated
- 2021-11-05
- Certified
- 2021-11-05
Frequently asked questions
- What is Steven Korenstein's NPI number?
- Steven Korenstein's National Provider Identifier (NPI) is 1568776318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Korenstein's specialty?
- Steven Korenstein is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Korenstein located?
- Steven Korenstein's practice location on file with NPPES is 2675 Harris Street, Eureka, CA 95503.
- What is Steven Korenstein's phone number?
- The practice phone number listed in the NPPES registry for Steven Korenstein is (707) 443-8335.
- Does Steven Korenstein accept Medicare?
- Steven Korenstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Korenstein's NPI active?
- Yes — Steven Korenstein's NPI (1568776318) is active in the NPPES registry as of the last update on 2021-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.