AuthorshipBiomedical ResearchEducation, Medical, Graduate
Dr. Alfonso Mejia, MD
NPI1043274962PAC ID7719976737
- Medicare services, 2024
- 46
- Medicare patients, 2024
- 52
- Part D claims, 2024
- 21
- Publications
- 28
- MIPS score, 2024
- 93
- Practice address
- 2650 Ridge Ave, Evanston, IL 60201
- Practice phone
- Call (847) 570-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mejia'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. Alfonso Mejia is an orthopaedic hand surgery physician in Evanston, Illinois
Dr. Mejia practices at Evanston Hospital in Evanston, Illinois, part of Endeavor Health.
Dr. Mejia's NPI, 1043274962, was assigned on April 17, 2006. Dr. Mejia graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1990. Dr. Mejia holds Illinois license 036094484.
NPI and contact details
- NPI
- 1043274962NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719976737
- NPI enumeration date
- April 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 570-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alfonso Mejia practices at Evanston Hospital in Evanston, Illinois
Dr. Mejia's primary practice is Evanston Hospital, at 2650 Ridge Ave, Evanston, IL 60201 in Cook County. The practice phone is (847) 570-2000.
- Evanston Hospital2650 Ridge Ave, Evanston, IL 60201 · Cook CountyPhone(847) 570-2000
Source: Dmand AI Affiliation Data
Dr. Alfonso Mejia is affiliated with 4 sites of care and 2 medical groups
Dr. Mejia's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health. Dr. Mejia is also affiliated with University of Illinois Hospital. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Mejia to 2 more group practices and clinics and 1 medical group, each named with a free account.
University of Illinois HospitalEndeavor Health Medical Group2 group practices and clinicsNames with a free account1 medical groupName with a free account
See all 6 affiliations for Dr. MejiaSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alfonso Mejia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mejia practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Evanston Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alfonso Mejia is one of 111 orthopaedic hand surgery physicians in Illinois
Hand surgery is Dr. Mejia's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dr. Mejia is licensed in Illinois.
Specialties and state licenses
- Orthopaedic hand surgery, IllinoisPrimary
Orthopaedic hand surgery physicians near Dr. Mejia
Counts of orthopaedic hand surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
111orthopaedic hand surgery physicians in Illinois
3orthopaedic hand surgery physicians in Evanston
3orthopaedic hand surgery physicians at Evanston HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alfonso Mejia billed Medicare for 46 services in 2024
CMS data shows 46 Medicare services from Dr. Mejia across 2 procedure codes in 2024, all of them office visits, for 52 Medicare patients. Medicare paid $2,594 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202446
Medicare patients52
Paid by Medicare$2,594
Procedure codes2
Dr. Mejia's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1162024: 4660%
- Surgery
- 2023: 112024: 0100%
Dr. Mejia compared with the Illinois median for orthopaedic hand surgery physicians, 2024
- Dr. Mejia
- Illinois median
- Medicare services
- 46vs 1,75697% below
- Medicare patients
- 52vs 34985% below
- Part D claims
- 14vs 7180% below
Medians across 108 orthopaedic hand surgery physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Mejia'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. Mejia?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mejia and other orthopaedic hand surgery physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alfonso Mejia treated 52 Medicare patients in 2024, average age 65
CMS counts 52 Medicare patients who saw Dr. Mejia in 2024. The largest group is 65 to 74, with 25 patients. 65% of them have high blood pressure, and 63% have arthritis. 65% are also on Medicaid. Their average risk score is 1.59, 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. Mejia's median patient age at 59, with 65% women.
Medicare patients, 202452
Average age65
Average risk score1.59
Also on Medicaid65%
Dr. Mejia's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mejia's Medicare patients by sex, 2024
- Women3975%
- Men1325%
Chronic conditions among Dr. Mejia's Medicare patients, 2024
- High blood pressure65%
- Arthritis63%
- High cholesterol50%
- Diabetes31%
- Chronic kidney disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mejia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women65%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alfonso Mejia wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Mejia wrote 21 Medicare Part D claims for 19 patients. 95% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $54 in total drug cost. In 2023, CMS named 28 claims across 1 drug.
Part D claims, 202421
Drugs named by CMS1
Total drug cost$54
Part D patients19
Dr. Mejia's Part D claims by kind of drug, 2024
- Generic20 claims95%
- Brand-name and other1 claims5%
Dr. Mejia'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. Mejia's Part D claims, 2024
- Opioids81%17 of 21 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: 282024: 1450%
Drugs named by CMS: 1 in 2024, 1 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
Dr. Alfonso Mejia scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Mejia for performance year 2024, reported as part of a group. Dr. Mejia accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mejia's MIPS scores, performance year 2024
- 93of 100Final score
- 73.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Alfonso Mejia has 28 publications on record
Dmand AI links 28 papers to Dr. Mejia, published from 2018 to 2025. 2023 was the busiest year, with 7. The most frequent topics are Orthopedics, Cities and Efficiency. Dr. Mejia has published most often in Hand (N Y). Dr. Mejia's most frequent co-authors are Mark H. Gonzalez, Kyle John Macgillis, MD and Asher Eli Lichtig, MD.
Papers28
Years published2018 to 2025
Dr. Mejia's papers by year, 2018 to 2025
Topics Dr. Mejia writes about most
- Orthopedics
- Cities
- Efficiency
- Biomechanical Phenomena
- Biomedical Research
- Carpal Tunnel Syndrome
- Fingers
- Food
Dr. Mejia's most frequent co-authors
- Mark H. Gonzalez9 shared papers
- Kyle John Macgillis, MD3 shared papers
- Asher Eli Lichtig, MD2 shared papers
Recent publications by Dr. Mejia
Biomedical ResearchEfficiencyForeign Medical Graduates
See who Dr. Mejia researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mejia works with, so you can find a warm path to the right orthopaedic hand surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alfonso Mejia received $28,560 in industry payments from 2016 to 2025
CMS Open Payments shows 85 general payments to Dr. Mejia from 15 drug and device companies from 2016 to 2025. Education make up the largest share, 62% of the total. Medwest Associates paid the most, $17,506.
General payments to Dr. Mejia by program year, 2016 to 2025
General payments to Dr. Mejia by kind, 2016 to 2025
$28.6Kin total
- Education$17,78662%
- Travel and lodging$5,37919%
- Food and beverage$4,39615%
- Consulting fees$1,0004%
Companies that paid Dr. Mejia 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. Alfonso Mejia graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Mejia graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alfonso Mejia'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Alfonso Mejia
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. Alfonso Mejia's NPI number?
Dr. Alfonso Mejia's NPI number is 1043274962. It was assigned on April 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alfonso Mejia?
Dr. Alfonso Mejia is an orthopaedic hand surgery physician in Evanston, Illinois. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Alfonso Mejia practice?
Dr. Mejia practices at 2650 Ridge Ave, Evanston, IL 60201. Dr. Mejia's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health. Dmand AI also links Dr. Mejia to 2 group practices and clinics and 1 medical group.
What is Dr. Alfonso Mejia's office phone number?
The practice phone on file for Dr. Mejia is (847) 570-2000.
What is Dr. Alfonso Mejia's medical license number?
Dr. Mejia holds Illinois license 036094484.
Which hospitals is Dr. Alfonso Mejia affiliated with?
Dr. Mejia practices at Evanston Hospital in Evanston, Illinois. Dr. Mejia is also affiliated with University of Illinois Hospital.
What medical group is Dr. Alfonso Mejia part of?
Dr. Mejia is linked to Endeavor Health Medical Group. Dmand AI links Dr. Mejia to 1 more medical group.
Does Dr. Alfonso Mejia accept Medicare?
Yes. CMS data shows Dr. Mejia billed Medicare for 46 services in 2024, and Dr. Mejia accepts Medicare assignment.
What is Dr. Alfonso Mejia's MIPS score?
Dr. Mejia's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Alfonso Mejia see?
CMS counts 52 Medicare patients who saw Dr. Mejia in 2024, with an average age of 65.
Show 7 more questionsShow fewer questions
What services does Dr. Alfonso Mejia bill to Medicare?
In 2024, Dr. Mejia's most billed Medicare services were office visit, established patient (99213) and office visit, new patient (99203).
Where did Dr. Alfonso Mejia go to medical school?
Dr. Mejia graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1990.
What drugs does Dr. Alfonso Mejia prescribe most?
In 2024 Medicare Part D data, Dr. Mejia's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Alfonso Mejia received payments from drug or device companies?
CMS Open Payments shows $28,560 in general payments to Dr. Mejia from 15 companies from 2016 to 2025. The largest total came from Medwest Associates.
How long has Dr. Alfonso Mejia been practicing?
Dr. Mejia graduated from medical school in 1990, 36 years ago.
Does Dr. Alfonso Mejia do research?
Dmand AI links 28 publications to Dr. Mejia, published from 2018 to 2025.
Who does Dr. Alfonso Mejia publish with?
Dr. Mejia's most frequent co-authors are Mark H. Gonzalez (9 shared papers), Kyle John Macgillis, MD (3 shared papers) and Asher Eli Lichtig, MD (2 shared papers).
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