Dr. Raymon Najib Zaya, MD
- Medicare services, 2024
- 698
- Medicare patients, 2024
- 156
- Part D claims, 2024
- 2,251
- Hospital affiliations
- 5
- Industry payments
- $50
- Practice address
- 6450 W Touhy Ave, Niles, IL 60714
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northshore Immediate Care Center - HOPD
Acute Care Hospital outpatient department · Niles, Illinois
Find Dr. Zaya's professional email, personal email and mobile number
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Dr. Raymon Najib Zaya is an internist in Niles, Illinois
Dr. Zaya practices at Northshore Immediate Care Center - HOPD in Niles, Illinois.
Dr. Zaya's NPI, 1467943308, was assigned on May 26, 2018. Dr. Zaya holds Illinois license 125.072366.
- NPI
- 1467943308NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931506102
- NPI enumeration date
- May 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Raymon Najib Zaya practices at Northshore Immediate Care Center - HOPD in Niles, Illinois
Dr. Zaya's primary practice is Northshore Immediate Care Center - HOPD, at 6450 W Touhy Ave, Niles, IL 60714.
- Northshore Immediate Care Center - HOPD6450 W Touhy Ave, Niles, IL 60714
Source: Dmand AI Affiliation Data
Dr. Raymon Najib Zaya is affiliated with 7 sites of care and 2 medical groups
Dr. Zaya's primary practice is Northshore Immediate Care Center - HOPD in Niles, Illinois. Dr. Zaya is also affiliated with Evanston Hospital. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Zaya to 4 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Zaya's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Raymon Najib Zaya's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zaya practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northshore Immediate Care Center - HOPD | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Raymon Najib Zaya is one of 5,652 internists in Illinois
Internal medicine is Dr. Zaya's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Zaya is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Zaya
Counts of internists 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. Raymon Najib Zaya billed Medicare for 698 services in 2024
CMS data shows 698 Medicare services from Dr. Zaya across 9 procedure codes in 2024, for 156 Medicare patients. Medicare paid $53,699 for them. Every service was in an office.
Dr. Zaya's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3762024: 3781%
- Other services
- 2023: 1342024: 270101%
- Tests and treatments
- 2023: 642024: 2856%
- Lab and pathology
- 2023: 232024: 224%
Dr. Zaya compared with the Illinois median for internists, 2024
- Dr. Zaya
- Illinois median
- Medicare services
- 698vs 56623% above
- Medicare patients
- 156vs 20825% below
- Part D claims
- 1,810vs 2846.4 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Zaya'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. Raymon Najib Zaya treated 156 Medicare patients in 2024, average age 73
CMS counts 156 Medicare patients who saw Dr. Zaya in 2024. The largest group is 65 to 74, with 78 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 22% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zaya's median patient age at 52, with 44% women.
Dr. Zaya's Medicare patients by age, 2024
Dr. Zaya's Medicare patients by sex, 2024
- Women7146%
- Men8554%
Chronic conditions among Dr. Zaya's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis42%
- Ischemic heart disease33%
- Diabetes31%
- Anxiety26%
- Chronic kidney disease26%
- Heart failure21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zaya's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Raymon Najib Zaya wrote 2,251 Medicare Part D claims in 2024
In 2024, Dr. Zaya wrote 2,251 Medicare Part D claims for 303 patients. 89% of them were for generic drugs. CMS names the drug for 1,810 of them, across 47 drugs with 11 or more claims each, at $105,141 in total drug cost. In 2023, CMS named 1,567 claims across 45 drugs.
Dr. Zaya's Part D claims by kind of drug, 2024
- Generic2,003 claims89%
- Brand-name233 claims10%
- Other15 claims1%
Dr. Zaya'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.
Drug classes CMS tracks in Dr. Zaya's Part D claims, 2024
- Opioids1%19 of 2,251 claims
- Antibiotics1%24 of 2,251 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,5672024: 1,81016%
Drugs named by CMS: 47 in 2024, 45 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. Raymon Najib Zaya takes part in Medicare
Dr. Zaya 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. Raymon Najib Zaya received $50 in industry payments from 2018 to 2020
CMS Open Payments shows 3 general payments to Dr. Zaya from 3 drug and device companies from 2018 to 2020. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $25.
General payments to Dr. Zaya by program year, 2018 to 2020
Companies that paid Dr. Zaya the most, 2018 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Raymon Najib Zaya'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 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. Raymon Najib Zaya
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. Raymon Najib Zaya's NPI number?
Dr. Raymon Najib Zaya's NPI number is 1467943308. It was assigned on May 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Raymon Najib Zaya?
Dr. Raymon Najib Zaya is an internist in Niles, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Raymon Najib Zaya practice?
Dr. Zaya practices at 6450 W Touhy Ave, Niles, IL 60714. Dr. Zaya's primary practice is Northshore Immediate Care Center - HOPD in Niles, Illinois. Dmand AI also links Dr. Zaya to 4 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Raymon Najib Zaya's medical license number?
Dr. Zaya holds Illinois license 125.072366.
Which hospitals is Dr. Raymon Najib Zaya affiliated with?
Dr. Zaya is affiliated with Evanston Hospital. Dmand AI links Dr. Zaya to 4 more hospitals.
What medical group is Dr. Raymon Najib Zaya part of?
Dr. Zaya is linked to Endeavor Health Medical Group. Dmand AI links Dr. Zaya to 1 more medical group.
Does Dr. Raymon Najib Zaya accept Medicare?
Yes. CMS data shows Dr. Zaya billed Medicare for 698 services in 2024, and Dr. Zaya accepts Medicare assignment.
How many Medicare patients does Dr. Raymon Najib Zaya see?
CMS counts 156 Medicare patients who saw Dr. Zaya in 2024, with an average age of 73.
What services does Dr. Raymon Najib Zaya bill to Medicare?
In 2024, Dr. Zaya's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
What drugs does Dr. Raymon Najib Zaya prescribe most?
In 2024 Medicare Part D data, Dr. Zaya's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Raymon Najib Zaya received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Dr. Zaya from 3 companies from 2018 to 2020. The largest total came from Allergan Inc.
How long has Dr. Raymon Najib Zaya been practicing?
Dr. Zaya graduated from medical school in 2009, 17 years ago.
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