Dr. Ajay K. Reddy, MD
- Medicare services, 2024
- 1,263
- Medicare patients, 2024
- 668
- Part D claims, 2024
- 3,436
- Hospital affiliations
- 3
- Industry payments
- $1,872
- Practice address
- 2233 W Division St, Chicago, IL 60622
- Practice phone
- Call (312) 770-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Reddy's professional email, personal email and mobile number
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Dr. Ajay K. Reddy is a cardiologist in Chicago, Illinois
Dr. Reddy practices at Saint Mary of Nazareth Hospital in Chicago, Illinois, part of Prime Healthcare Services.
Dr. Reddy's NPI, 1366654865, was assigned on May 4, 2007. Dr. Reddy holds Wisconsin license 2089.
- NPI
- 1366654865NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153454210
- NPI enumeration date
- May 4, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 770-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ajay K. Reddy practices at Saint Mary of Nazareth Hospital in Chicago, Illinois
Dr. Reddy's primary practice is Saint Mary of Nazareth Hospital, at 2233 W Division St, Chicago, IL 60622 in Cook County. The practice phone is (312) 770-2000.
- Saint Mary of Nazareth Hospital2233 W Division St, Chicago, IL 60622 · Cook CountyPhone(312) 770-2000
Source: Dmand AI Affiliation Data
Dr. Ajay K. Reddy is affiliated with 3 sites of care and 11 medical groups
Dr. Reddy's primary practice is Saint Mary of Nazareth Hospital in Chicago, Illinois, part of Prime Healthcare Services. Dr. Reddy is also affiliated with Howard Young Medical Center. The medical group on file is Prime Healthcare Illinois Medical Group. Dmand AI also links Dr. Reddy to 1 more hospital and 10 medical groups, 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. Ajay K. Reddy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Reddy practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Mary of Nazareth Hospital | Available with a free account |
| +2 more sites and 10 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Prime Healthcare Services and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ajay K. Reddy is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Reddy's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Reddy's licenses on file in 2 states: Wisconsin and Illinois.
Specialties and state licenses
- Cardiovascular disease, WisconsinPrimary
- Illinois license
Cardiologists near Dr. Reddy
Counts of cardiologists 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. Ajay K. Reddy billed Medicare for 1,263 services in 2024
CMS data shows 1,263 Medicare services from Dr. Reddy across 19 procedure codes in 2024, for 668 Medicare patients. Medicare paid $59,326 for them.
Dr. Reddy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3752024: 67680%
- Office and hospital visits
- 2023: 5602024: 5148%
- Lab and pathology
- 2023: 212024: 4090%
- Imaging
- 2023: 392024: 3315%
Where Dr. Reddy's Medicare services took place, 2024
- In an office60848%
- In a facility65552%
Dr. Reddy compared with the Illinois median for cardiologists, 2024
- Dr. Reddy
- Illinois median
- Medicare services
- 1,263vs 1,93635% below
- Medicare patients
- 668vs 1,02335% below
- Part D claims
- 3,218vs 1,5022.1 times
Medians across 906 cardiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Reddy'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ajay K. Reddy treated 668 Medicare patients in 2024, average age 76
CMS counts 668 Medicare patients who saw Dr. Reddy in 2024. The largest group is 65 to 74, with 253 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.77, 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. Reddy's median patient age at 73, with 52% women.
Dr. Reddy's Medicare patients by age, 2024
Dr. Reddy's Medicare patients by sex, 2024
- Women33250%
- Men33650%
Chronic conditions among Dr. Reddy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease48%
- Chronic kidney disease40%
- Atrial fibrillation38%
- Heart failure34%
- Diabetes31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Reddy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ajay K. Reddy wrote 3,436 Medicare Part D claims in 2024
In 2024, Dr. Reddy wrote 3,436 Medicare Part D claims for 504 patients. 79% of them were for generic drugs. CMS names the drug for 3,218 of them, across 46 drugs with 11 or more claims each, at $691,925 in total drug cost. In 2023, CMS named 2,429 claims across 48 drugs.
Dr. Reddy's Part D claims by kind of drug, 2024
- Generic2,707 claims79%
- Brand-name and other729 claims21%
Dr. Reddy's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,4292024: 3,21832%
Drugs named by CMS: 46 in 2024, 48 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Ajay K. Reddy takes part in Medicare
Dr. Reddy 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. Ajay K. Reddy received $1,872 in industry payments from 2018 to 2025
CMS Open Payments shows 74 general payments to Dr. Reddy from 16 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $562.
General payments to Dr. Reddy by program year, 2018 to 2025
Companies that paid Dr. Reddy the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ajay K. Reddy'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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. Ajay K. Reddy
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. Ajay K. Reddy's NPI number?
Dr. Ajay K. Reddy's NPI number is 1366654865. It was assigned on May 4, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ajay K. Reddy?
Dr. Ajay K. Reddy is a cardiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Ajay K. Reddy practice?
Dr. Reddy practices at 2233 W Division St, Chicago, IL 60622. Dr. Reddy's primary practice is Saint Mary of Nazareth Hospital in Chicago, Illinois, part of Prime Healthcare Services. Dmand AI also links Dr. Reddy to 1 hospital and 10 medical groups.
What is Dr. Ajay K. Reddy's office phone number?
The practice phone on file for Dr. Reddy is (312) 770-2000.
What is Dr. Ajay K. Reddy's medical license number?
Dr. Reddy holds Wisconsin license 2089, one of the licenses on file in 2 states.
Which states has Dr. Ajay K. Reddy been licensed in?
Dmand AI has state licenses on file for Dr. Reddy in Wisconsin and Illinois.
Which hospitals is Dr. Ajay K. Reddy affiliated with?
Dr. Reddy practices at Saint Mary of Nazareth Hospital in Chicago, Illinois. Dr. Reddy is also affiliated with Howard Young Medical Center. Dmand AI links Dr. Reddy to 1 more hospital.
What medical group is Dr. Ajay K. Reddy part of?
Dr. Reddy is linked to Prime Healthcare Illinois Medical Group. Dmand AI links Dr. Reddy to 10 more medical groups.
Does Dr. Ajay K. Reddy accept Medicare?
Yes. CMS data shows Dr. Reddy billed Medicare for 1,263 services in 2024, and Dr. Reddy accepts Medicare assignment.
How many Medicare patients does Dr. Ajay K. Reddy see?
CMS counts 668 Medicare patients who saw Dr. Reddy in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Ajay K. Reddy bill to Medicare?
In 2024, Dr. Reddy's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93010) and heart test or procedure (93306).
What drugs does Dr. Ajay K. Reddy prescribe most?
In 2024 Medicare Part D data, Dr. Reddy's most prescribed drugs by claims were Hydrochlorothiazide, Metoprolol Succinate and Eliquis.
Has Dr. Ajay K. Reddy received payments from drug or device companies?
CMS Open Payments shows $1,872 in general payments to Dr. Reddy from 16 companies from 2018 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Ajay K. Reddy been practicing?
Dr. Reddy graduated from medical school in 2003, 23 years ago.
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