Ehsan Shahmir, MD
NPI 1700855210 · Nephrology Physician · Vacaville, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ehsan Shahmir, MD is a Nephrology Physician provider in Vacaville, CA (NPI 1700855210).
Provider details
- NPI number
- 1700855210
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A50331 (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
20 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
226 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) |
|---|---|---|
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 121 | $318 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 28 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 13 | $85 |
Typical Medicare-allowed amounts for these services range $85–$318 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 76 | 25 |
| Amlodipine Besylate | 73 | 26 |
| Atorvastatin Calcium | 73 | 17 |
| Allopurinol | 71 | 22 |
| Metoprolol Succinate | 65 | 19 |
| Dulaglutidebrand: Trulicity | 50 | — |
| Empagliflozin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$163 across 3 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
- 2006-03-16
- Last updated
- 2016-03-28
Frequently asked questions
- What is Ehsan Shahmir's NPI number?
- Ehsan Shahmir's National Provider Identifier (NPI) is 1700855210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ehsan Shahmir's specialty?
- Ehsan Shahmir is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Ehsan Shahmir located?
- Ehsan Shahmir's practice location on file with NPPES is 1360 Burton Dr, Vacaville, CA 95687-3557.
- What is Ehsan Shahmir's phone number?
- The practice phone number listed in the NPPES registry for Ehsan Shahmir is (707) 446-4379.
- Does Ehsan Shahmir accept Medicare?
- Ehsan Shahmir is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ehsan Shahmir's NPI active?
- Yes — Ehsan Shahmir's NPI (1700855210) is active in the NPPES registry as of the last update on 2016-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.