Preeti Parhar, MD
NPI 1164680393 · Radiation Oncology Physician · Downers Grove, IL
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Preeti Parhar, MD is a Radiation Oncology Physician provider in Downers Grove, IL (NPI 1164680393).
Provider details
- NPI number
- 1164680393
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036146821 (IL)
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,551 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 574 | $45 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 190 | $194 |
| Calculation of Radiation Therapy Dose77300 | 141 | $33 |
| Design and Construction of Complex Radiation Treatment Device77334 | 116 | $61 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $67 |
| Complex Radiation Therapy Planning77263 | 63 | $171 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 30 | 17 |
| Tamsulosin Hcl | 25 | 13 |
| Gabapentin | 20 | — |
| Sucralfate | 16 | 14 |
| Lidocaine Hclbrand: Lidocaine Hcl Viscous | 13 | — |
| Dexamethasone | 12 | — |
| Silver Sulfadiazinebrand: Ssd |
Practice location
Mailing address
Additional practice locations (2)
- 4455 Weaver PkwyWarrenville, IL 60555Phone: (630) 821-6400Fax: (888) 543-6118
- 136 Mountainview BlvdBasking Ridge, NJ 07920-3444Phone: (908) 542-3429
Registry dates
- Enumerated
- 2008-05-23
- Last updated
- 2021-12-27
- Certified
- 2021-12-27
Frequently asked questions
- What is Preeti Parhar's NPI number?
- Preeti Parhar's National Provider Identifier (NPI) is 1164680393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Preeti Parhar's specialty?
- Preeti Parhar is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Preeti Parhar located?
- Preeti Parhar's practice location on file with NPPES is 3815 Highland Ave, Downers Grove, IL 60515-1500.
- What is Preeti Parhar's phone number?
- The practice phone number listed in the NPPES registry for Preeti Parhar is (630) 275-2300.
- Does Preeti Parhar accept Medicare?
- Preeti Parhar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Preeti Parhar's NPI active?
- Yes — Preeti Parhar's NPI (1164680393) is active in the NPPES registry as of the last update on 2021-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.