Seyed Hamid Sayar, MD
NPI 1851430862 · Hematology & Oncology Physician · Avon, IN
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seyed Hamid Sayar, MD is a Hematology & Oncology Physician provider in Avon, IN (NPI 1851430862).
Provider details
- NPI number
- 1851430862
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01063818A (IN)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
807 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 | 153 | $90 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 143 | $61 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 121 | $72 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 73 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $119 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 89 | 19 |
| Acyclovir | 50 | 25 |
| Ciprofloxacin Hcl | 45 | 21 |
| Ruxolitinib Phosphatebrand: Jakafi | 43 | — |
| Venetoclaxbrand: Venclexta | 41 | — |
| Azacitidinebrand: Onureg | 35 | — |
| Ondansetron Hcl | 35 | 20 |
| Prednisone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,090 across 5 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
Additional practice locations (2)
- 1030 W Michigan StIndianapolis, IN 46202-5201Phone: (317) 948-7576Fax: (317) 944-3684
- 1701 N Senate BlvdIndianapolis, IN 46202-1239Phone: (888) 484-3258
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2025-03-07
- Certified
- 2025-03-07
Frequently asked questions
- What is Seyed Hamid Sayar's NPI number?
- Seyed Hamid Sayar's National Provider Identifier (NPI) is 1851430862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seyed Hamid Sayar's specialty?
- Seyed Hamid Sayar is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Seyed Hamid Sayar located?
- Seyed Hamid Sayar's practice location on file with NPPES is 1111 Ronald Reagan Pkwy, Avon, IN 46123-7085.
- What is Seyed Hamid Sayar's phone number?
- The practice phone number listed in the NPPES registry for Seyed Hamid Sayar is (317) 944-0920.
- Does Seyed Hamid Sayar accept Medicare?
- Seyed Hamid Sayar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seyed Hamid Sayar's NPI active?
- Yes — Seyed Hamid Sayar's NPI (1851430862) is active in the NPPES registry as of the last update on 2025-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.