Dr. Sayona John, MD
- Medicare services, 2024
- 180
- Medicare patients, 2024
- 72
- Hospital affiliations
- 1
- Industry payments
- $50,952
- Medical groups
- 2
- Practice address
- 1901 W Harrison St, Chicago, IL 60612
- Practice phone
- Call (312) 864-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. John's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Sayona John is a neurocritical care physician in Chicago, Illinois
Dr. John practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government.
Dr. John's NPI, 1528031846, was assigned on February 8, 2006. Dr. John holds Illinois license 036-120384.
- NPI
- 1528031846NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507864600
- NPI enumeration date
- February 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 864-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sayona John practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois
Dr. John's primary practice is John H. Stroger, Jr. Hospital of Cook County, at 1901 W Harrison St, Chicago, IL 60612 in Cook County. The practice phone is (312) 864-6000.
- John H. Stroger, Jr. Hospital of Cook County1901 W Harrison St, Chicago, IL 60612 · Cook CountyPhone(312) 864-6000
Source: Dmand AI Affiliation Data
Dr. Sayona John is affiliated with 3 sites of care and 2 medical groups
Dr. John's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government. The medical group on file is Rush University Internists. Dmand AI also links Dr. John to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sayona John's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. John practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John H. Stroger, Jr. Hospital of Cook County | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sayona John is one of 34 neurocritical care physicians in Illinois
Neurocritical care is Dr. John's primary specialty in the NPI Registry, under taxonomy code 2084A2900X. Dr. John is licensed in Illinois.
Specialties and state licenses
- Neurocritical care, IllinoisPrimary
Neurocritical care physicians near Dr. John
Counts of neurocritical care physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Sayona John billed Medicare for 180 services in 2024
CMS data shows 180 Medicare services from Dr. John across 3 procedure codes in 2024, for 72 Medicare patients. Medicare paid $22,326 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. John's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1332024: 18035%
Dr. John compared with the Illinois median for neurocritical care physicians, 2024
- Dr. John
- Illinois median
- Medicare services
- 180vs 20813% below
- Medicare patients
- 72vs 10833% below
Medians across 33 neurocritical care physicians in Illinois with Dmand AI profiles that report each measure.
Dr. John's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. John?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. John and other neurocritical care physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sayona John treated 72 Medicare patients in 2024, average age 74
CMS counts 72 Medicare patients who saw Dr. John in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.21, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. John's median patient age at 69, with 43% women.
Dr. John's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. John's Medicare patients by sex, 2024
- Women4360%
- Men2940%
Chronic conditions among Dr. John's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA75%
- Arthritis74%
- Diabetes65%
- Chronic kidney disease56%
- Ischemic heart disease53%
- Mood disorders51%
Share of Medicare patients with each condition. A patient can have several.
Dr. John's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Sayona John takes part in Medicare
Dr. John accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sayona John received $50,952 in industry payments from 2016 to 2022
CMS Open Payments shows 70 general payments to Dr. John from 5 drug and device companies from 2016 to 2022. Honoraria make up the largest share, 61% of the total. CSL Behring paid the most, $49,110.
General payments to Dr. John by program year, 2016 to 2022
General payments to Dr. John by kind, 2016 to 2022
- Honoraria$31,27361%
- Travel and lodging$10,93821%
- Speaker and faculty fees$6,48513%
- Food and beverage$1,7733%
- Consulting fees$4831%
Companies that paid Dr. John the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Sayona John's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Sayona John
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Sayona John's NPI number?
Dr. Sayona John's NPI number is 1528031846. It was assigned on February 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sayona John?
Dr. Sayona John is a neurocritical care physician in Chicago, Illinois. The primary specialty in the NPI Registry is Neurocritical Care Physician (taxonomy code 2084A2900X).
Where does Dr. Sayona John practice?
Dr. John practices at 1901 W Harrison St, Chicago, IL 60612. Dr. John's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government. Dmand AI also links Dr. John to 2 group practices and clinics and 1 medical group.
What is Dr. Sayona John's office phone number?
The practice phone on file for Dr. John is (312) 864-6000.
What is Dr. Sayona John's medical license number?
Dr. John holds Illinois license 036-120384.
Which hospitals is Dr. Sayona John affiliated with?
Dr. John practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois.
What medical group is Dr. Sayona John part of?
Dr. John is linked to Rush University Internists. Dmand AI links Dr. John to 1 more medical group.
Does Dr. Sayona John accept Medicare?
Yes. CMS data shows Dr. John billed Medicare for 180 services in 2024, and Dr. John accepts Medicare assignment.
How many Medicare patients does Dr. Sayona John see?
CMS counts 72 Medicare patients who saw Dr. John in 2024, with an average age of 74.
What services does Dr. Sayona John bill to Medicare?
In 2024, Dr. John's most billed Medicare services were hospital inpatient care (99233), critical care (99291) and hospital inpatient care (99232).
Has Dr. Sayona John received payments from drug or device companies?
CMS Open Payments shows $50,952 in general payments to Dr. John from 5 companies from 2016 to 2022. The largest total came from CSL Behring.
How long has Dr. Sayona John been practicing?
Dr. John graduated from medical school in 1993, 33 years ago.
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