Il-Lyuck Park, M.D.
NPI 1245254127 · Hospitalist Physician · Glendale, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Il-Lyuck Park, M.D. is a Hospitalist Physician provider in Glendale, AZ (NPI 1245254127).
Provider details
- NPI number
- 1245254127
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35796 (AZ)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,138 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 35 Minutes99232 | 502 | $76 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 336 | $114 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 230 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 38 | $167 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 32 | $124 |
Typical Medicare-allowed amounts for these services range $76–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 51 | 51 |
| Prednisone | 50 | 49 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 40 | 40 |
| Doxycycline Monohydrate | 24 | 24 |
| Amlodipine Besylate | 22 | 20 |
| Ciprofloxacin Hcl | 20 | 20 |
| Pantoprazole Sodium | 15 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2017-01-05
Frequently asked questions
- What is Il-Lyuck Park's NPI number?
- Il-Lyuck Park's National Provider Identifier (NPI) is 1245254127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Il-Lyuck Park's specialty?
- Il-Lyuck Park is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Il-Lyuck Park located?
- Il-Lyuck Park's practice location on file with NPPES is 5555 W. Thunderbird, Glendale, AZ 85306.
- What is Il-Lyuck Park's phone number?
- The practice phone number listed in the NPPES registry for Il-Lyuck Park is (602) 865-2627.
- Does Il-Lyuck Park accept Medicare?
- Il-Lyuck Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Il-Lyuck Park's NPI active?
- Yes — Il-Lyuck Park's NPI (1245254127) is active in the NPPES registry as of the last update on 2017-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.