Holly Perez, MD
NPI 1023532603 · Family Medicine Physician · West Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Perez, MD is a Family Medicine Physician provider in West Chicago, IL (NPI 1023532603).
Provider details
- NPI number
- 1023532603
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125077837 (IL)
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 tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Amlodipine Besylate | 33 |
| Gabapentin | 29 |
| Baclofen | 22 |
| Meloxicam | 22 |
| Atorvastatin Calcium | 20 |
| Levothyroxine Sodium | 19 |
| Chlorthalidone | 18 |
| Lisinopril | 17 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 17 |
Practice location
Mailing address
Additional practice locations (1)
- 41w400 Silver Glen RdSt Charles, IL 60175-8453Phone: (630) 940-1100
Registry dates
- Enumerated
- 2017-07-26
- Last updated
- 2024-07-23
- Certified
- 2024-07-23
Frequently asked questions
- What is Holly Perez's NPI number?
- Holly Perez's National Provider Identifier (NPI) is 1023532603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Perez's specialty?
- Holly Perez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Holly Perez located?
- Holly Perez's practice location on file with NPPES is 245 W Roosevelt Rd Ste 150, West Chicago, IL 60185-4818.
- What is Holly Perez's phone number?
- The practice phone number listed in the NPPES registry for Holly Perez is (630) 293-4124.
- Does Holly Perez accept Medicare?
- Holly Perez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Perez's NPI active?
- Yes — Holly Perez's NPI (1023532603) is active in the NPPES registry as of the last update on 2024-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.