Sima Ehsani Chimeh, M.D.
NPI 1699947002 · Hematology & Oncology Physician · Madison, WI
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sima Ehsani Chimeh, M.D. is a Hematology & Oncology Physician provider in Madison, WI (NPI 1699947002).
Provider details
- NPI number
- 1699947002
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 54738-20 (WI)
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
18 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
518 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 | 239 | $93 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 177 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 40 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 29 | $76 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 22 | $175 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 350 | 116 |
| Letrozole | 194 | 71 |
| Palbociclibbrand: Ibrance | 67 | — |
| Exemestane | 63 | 20 |
| Tamoxifen Citrate | 56 | 22 |
| Ibandronate Sodium | 42 | 15 |
| Estradiol | 38 | — |
| Dexamethasone | 31 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,906 across 15 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
- 2008-03-25
- Last updated
- 2015-02-04
Frequently asked questions
- What is Sima Ehsani Chimeh's NPI number?
- Sima Ehsani Chimeh's National Provider Identifier (NPI) is 1699947002, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sima Ehsani Chimeh's specialty?
- Sima Ehsani Chimeh is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sima Ehsani Chimeh located?
- Sima Ehsani Chimeh's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Sima Ehsani Chimeh's phone number?
- The practice phone number listed in the NPPES registry for Sima Ehsani Chimeh is (608) 265-1700.
- Does Sima Ehsani Chimeh accept Medicare?
- Sima Ehsani Chimeh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sima Ehsani Chimeh's NPI active?
- Yes — Sima Ehsani Chimeh's NPI (1699947002) is active in the NPPES registry as of the last update on 2015-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.