Dr. J Keith Lemmon, MD
- Medicare services, 2024
- 885
- Medicare patients, 2024
- 83
- Part D claims, 2024
- 302
- Industry payments
- $250
- Affiliated sites
- 1
- Practice address
- 3633 W Lake Ave, Glenview, IL 60026-5805
- Practice phone
- Call (847) 657-6060
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology
Physician office · Glenview, Illinois
Find Dr. Lemmon'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. J Keith Lemmon is an allergy physician in Glenview, Illinois
Dr. Lemmon practices at J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology in Glenview, Illinois.
Dr. Lemmon's NPI, 1750499356, was assigned on August 25, 2006. Dr. Lemmon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1999. Dr. Lemmon holds Illinois license 036106306.
- NPI
- 1750499356NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799716874
- NPI enumeration date
- August 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 657-6060
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. J Keith Lemmon practices at J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology in Glenview, Illinois
Dr. Lemmon's primary practice is J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology, at 3633 W Lake Ave, Glenview, IL 60026-5805. The practice phone is (847) 657-6060.
- J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology3633 W Lake Ave, Glenview, IL 60026-5805Phone(847) 657-6060
Source: Dmand AI Affiliation Data
Dr. J Keith Lemmon is affiliated with 1 site of care
Dr. Lemmon's primary practice is J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology in Glenview, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. J Keith Lemmon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lemmon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. J Keith Lemmon is one of 47 allergy physicians in Illinois
Allergy is Dr. Lemmon's primary specialty in the NPI Registry, under taxonomy code 207KA0200X. Dr. Lemmon is licensed in Illinois.
Specialties and state licenses
- Allergy, IllinoisPrimary
Allergy physicians near Dr. Lemmon
Counts of allergy 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. J Keith Lemmon billed Medicare for 885 services in 2024
CMS data shows 885 Medicare services from Dr. Lemmon across 4 procedure codes in 2024, for 83 Medicare patients. Medicare paid $12,526 for them. Every service was in an office.
Dr. Lemmon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 9172024: 79513%
- Office and hospital visits
- 2023: 662024: 9036%
Dr. Lemmon compared with the Illinois median for allergy physicians, 2024
- Dr. Lemmon
- Illinois median
- Medicare services
- 885vs 1,12021% below
- Medicare patients
- 83vs 12835% below
- Part D claims
- 248vs 18038% above
Medians across 49 allergy physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Lemmon'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lemmon and other allergy physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. J Keith Lemmon treated 83 Medicare patients in 2024, average age 74
CMS counts 83 Medicare patients who saw Dr. Lemmon in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high cholesterol, and 59% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lemmon's median patient age at 22, with 52% women.
Dr. Lemmon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lemmon's Medicare patients by sex, 2024
- Women5870%
- Men2530%
Chronic conditions among Dr. Lemmon's Medicare patients, 2024
- High cholesterol75%
- High blood pressure59%
- Arthritis53%
- Asthma35%
- Anxiety29%
- Mood disorders23%
- Osteoporosis23%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lemmon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 22
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. J Keith Lemmon wrote 302 Medicare Part D claims in 2024
In 2024, Dr. Lemmon wrote 302 Medicare Part D claims for 76 patients. 51% of them were for generic drugs. CMS names the drug for 248 of them, across 13 drugs with 11 or more claims each, at $31,214 in total drug cost. In 2023, CMS named 227 claims across 10 drugs.
Dr. Lemmon's Part D claims by kind of drug, 2024
- Generic153 claims51%
- Brand-name149 claims49%
Dr. Lemmon'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. Lemmon's Part D claims, 2024
- Antibiotics5%15 of 302 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: 2272024: 2489%
Drugs named by CMS: 13 in 2024, 10 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. J Keith Lemmon takes part in Medicare
Dr. Lemmon 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. J Keith Lemmon received $250 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Lemmon from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. GlaxoSmithKline, LLC. paid the most, $71.
General payments to Dr. Lemmon by program year, 2016 to 2025
General payments to Dr. Lemmon by kind, 2016 to 2025
- Food and beverage$22891%
- Education$229%
Companies that paid Dr. Lemmon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. J Keith Lemmon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Lemmon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. J Keith Lemmon'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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. J Keith Lemmon
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. J Keith Lemmon's NPI number?
Dr. J Keith Lemmon's NPI number is 1750499356. It was assigned on August 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. J Keith Lemmon?
Dr. J Keith Lemmon is an allergy physician in Glenview, Illinois. The primary specialty in the NPI Registry is Allergy Physician (taxonomy code 207KA0200X).
Where does Dr. J Keith Lemmon practice?
Dr. Lemmon practices at 3633 W Lake Ave, Glenview, IL 60026-5805. Dr. Lemmon's primary practice is J. Keith Lemmon - Adult and Pediatric Allergy, Asthma & Immunology in Glenview, Illinois.
What is Dr. J Keith Lemmon's office phone number?
The practice phone on file for Dr. Lemmon is (847) 657-6060.
What is Dr. J Keith Lemmon's medical license number?
Dr. Lemmon holds Illinois license 036106306.
Does Dr. J Keith Lemmon accept Medicare?
Yes. CMS data shows Dr. Lemmon billed Medicare for 885 services in 2024, and Dr. Lemmon accepts Medicare assignment.
How many Medicare patients does Dr. J Keith Lemmon see?
CMS counts 83 Medicare patients who saw Dr. Lemmon in 2024, with an average age of 74.
What services does Dr. J Keith Lemmon bill to Medicare?
In 2024, Dr. Lemmon's most billed Medicare services were allergy test or treatment (95004), office visit, established patient (99214) and office visit, new patient (99204).
Where did Dr. J Keith Lemmon go to medical school?
Dr. Lemmon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1999.
What drugs does Dr. J Keith Lemmon prescribe most?
In 2024 Medicare Part D data, Dr. Lemmon's most prescribed drugs by claims were Ipratropium Bromide, Albuterol Sulfate Hfa and Montelukast Sodium.
Has Dr. J Keith Lemmon received payments from drug or device companies?
CMS Open Payments shows $250 in general payments to Dr. Lemmon from 8 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. J Keith Lemmon been practicing?
Dr. Lemmon graduated from medical school in 1999, 27 years ago.
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