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Internal Medicine

Agata B. Oczko Danguilan, MD

Works at hospitals in Libertyville, IL · Barrington, IL · Lake Forest, IL … · Illinois

Summary

Dr. Agata B. Oczko Danguilan, MD is an internal medicine doctor at 61 S Seymour Ave, Grayslake, IL 60030. Phone: (847) 546-5600. Accepts Medicare assignment. In 2024, Agata B. Oczko Danguilan had 197 Original Medicare patients and 1,036 services. NPI 1285701714. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Agata B. Oczko Danguilan, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Agata B. Oczko Danguilan accept Medicare assignment?
Yes. Medicare's clinician data says Agata B. Oczko Danguilan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Agata B. Oczko Danguilan see?
In 2024, CMS data shows 197 Original Medicare patients and 1,036 services for Agata B. Oczko Danguilan. This counts Original Medicare only and measures volume, not quality.
What is Agata B. Oczko Danguilan's NPI number?
1285701714. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Agata B. Oczko Danguilan, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients197
Services billed to Medicare1,036
Different services or procedures30
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)231 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)222 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)162 services
  4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)112 services
  5. Annual depression screening, 5 to 15 minutes (G0444)68 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes31%
  • Arthritis30%
  • Ischemic heart disease23%
  • Anxiety18%

Hospitals where Agata B. Oczko Danguilan works

Medicare's Facility Affiliation Data lists Agata B. Oczko Danguilan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Agata B. Oczko Danguilan is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Grayslake

Clinicians with the same Medicare primary specialty in Grayslake, IL — not a recommendation.

All internal medicine doctors in Grayslake →

Clinician information

CredentialMD
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1285701714
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians