Natalie Karishev, MD
NPI 1891800124 · Family Medicine Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Karishev, MD is a Family Medicine Physician provider in Berkeley, CA (NPI 1891800124).
Provider details
- NPI number
- 1891800124
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A 105280 (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
3,504 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 1,057 | $44 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 687 | $56 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 477 | $61 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 366 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 357 | $144 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 109 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 339 | 85 |
| Atorvastatin Calcium | 315 | 89 |
| Amlodipine Besylate | 286 | 78 |
| Levothyroxine Sodium | 275 | 68 |
| Hydrochlorothiazide | 184 | 53 |
| Pravastatin Sodium | 164 | 43 |
| Losartan Potassium | 161 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$455 across 16 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
- 2006-08-19
- Last updated
- 2022-08-27
- Certified
- 2022-08-27
Frequently asked questions
- What is Natalie Karishev's NPI number?
- Natalie Karishev's National Provider Identifier (NPI) is 1891800124, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Karishev's specialty?
- Natalie Karishev is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Karishev located?
- Natalie Karishev's practice location on file with NPPES is 2320 Woolsey St Ste 201, Berkeley, CA 94705-1975.
- What is Natalie Karishev's phone number?
- The practice phone number listed in the NPPES registry for Natalie Karishev is (510) 843-8002.
- Does Natalie Karishev accept Medicare?
- Natalie Karishev is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Karishev's NPI active?
- Yes — Natalie Karishev's NPI (1891800124) is active in the NPPES registry as of the last update on 2022-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.