Baker Hillawy, MD
NPI 1427408749 · Internal Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Baker Hillawy, MD is a Internal Medicine Physician provider in Riverside, CA (NPI 1427408749).
Provider details
- NPI number
- 1427408749
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A160960 (CA)
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
526 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 328 | $118 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 | $173 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 97 | $115 |
Typical Medicare-allowed amounts for these services range $115–$173 (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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 70 | 68 |
| Atorvastatin Calcium | 50 | 48 |
| Furosemide | 41 | 40 |
| Ciprofloxacin Hcl | 34 | 34 |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 33 | — |
| Levofloxacin | 30 | 30 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 27 | 26 |
Practice location
Mailing address
Additional practice locations (1)
- 22101 Moross RdDetroit, MI 48236-2148Phone: (774) 444-1004
Registry dates
- Enumerated
- 2016-06-17
- Last updated
- 2020-03-20
- Certified
- 2020-03-20
Frequently asked questions
- What is Baker Hillawy's NPI number?
- Baker Hillawy's National Provider Identifier (NPI) is 1427408749, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Baker Hillawy's specialty?
- Baker Hillawy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Baker Hillawy located?
- Baker Hillawy's practice location on file with NPPES is 4445 Magnolia Ave, Riverside, CA 92501.
- What is Baker Hillawy's phone number?
- The practice phone number listed in the NPPES registry for Baker Hillawy is (951) 788-3000.
- Does Baker Hillawy accept Medicare?
- Baker Hillawy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Baker Hillawy's NPI active?
- Yes — Baker Hillawy's NPI (1427408749) is active in the NPPES registry as of the last update on 2020-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.