Quick answers
- Does Jo Ann J. Lagman accept Medicare assignment?
- Medicare's clinician data says Jo Ann J. Lagman may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Jo Ann J. Lagman see?
- In 2024, CMS data shows 766 Original Medicare patients and 1,114 services for Jo Ann J. Lagman. This counts Original Medicare only and measures volume, not quality.
- What is Jo Ann J. Lagman's NPI number?
- 1376799551. 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 Jo Ann J. Lagman, 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 patients | 766 |
|---|---|
| Services billed to Medicare | 1,114 |
| Different services or procedures | 60 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)322 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)157 services
- X-ray of chest, 2 views (71046)145 services
- Automated urinalysis test (81003)34 services
- Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (87635)34 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 cholesterol75%
- High blood pressure74%
- Arthritis50%
- Diabetes29%
- Ischemic heart disease28%
- Anxiety25%
Practice locations
Addresses where Jo Ann J. Lagman is enrolled with Medicare (CMS data updated October 2, 2026).
- 680 N Lake Shire DrChicago, IL 60611
Specialties
- Family Practiceprimary
Other family doctors in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1376799551 |
| Corrections | Report 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians