Indian J Public Health
Cytogenetic AnalysisImmunophenotypingIndia
Dr. Nazneen Ahmed, MD
NPI1215926621PAC ID9638250335
- Medicare services, 2024
- 2,274
- Medicare patients, 2024
- 303
- Part D claims, 2024
- 8,213
- Publications
- 8
- Hospital affiliations
- 5
- Practice address
- 1975 Lin Lor Ln, Elgin, IL 60123
- Practice phone
- Call (833) 291-0464
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Presence Medical Group
Primary care practice · Elgin, Illinois
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Dr. Nazneen Ahmed is an internist in Elgin, Illinois
Dr. Ahmed practices at Presence Medical Group in Elgin, Illinois.
Dr. Ahmed's NPI, 1215926621, was assigned on October 18, 2005. Dr. Ahmed graduated from University of Toledo College of Medicine in 1995. Dr. Ahmed holds Illinois license 036-098865.
NPI and contact details
- NPI
- 1215926621NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638250335
- NPI enumeration date
- October 18, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (833) 291-0464
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nazneen Ahmed practices at Presence Medical Group in Elgin, Illinois
Dr. Ahmed's primary practice is Presence Medical Group, at 1975 Lin Lor Ln, Elgin, IL 60123. The practice phone is (833) 291-0464.
- Presence Medical Group1975 Lin Lor Ln, Elgin, IL 60123Phone(833) 291-0464
Source: Dmand AI Affiliation Data
Dr. Nazneen Ahmed is affiliated with 8 sites of care and 2 medical groups
Dr. Ahmed's primary practice is Presence Medical Group in Elgin, Illinois. Dr. Ahmed is also affiliated with Advocate Sherman Hospital. The medical group on file is Presence Medical Group. Dmand AI also links Dr. Ahmed to 4 more hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.
Presence Medical GroupPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nazneen Ahmed's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahmed practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Presence Medical Group | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nazneen Ahmed is one of 5,652 internists in Illinois
Internal medicine is Dr. Ahmed's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ahmed is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Ahmed
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. Nazneen Ahmed billed Medicare for 2,274 services in 2024
CMS data shows 2,274 Medicare services from Dr. Ahmed across 22 procedure codes in 2024, for 303 Medicare patients. Medicare paid $126,925 for them. Every service was in an office.
Medicare services, 20242,274
Medicare patients303
Paid by Medicare$126,925
Procedure codes22
Dr. Ahmed's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9302024: 9593%
- Other services
- 2023: 2862024: 51580%
- Lab and pathology
- 2023: 2072024: 36978%
- Surgery
- 2023: 2952024: 2911%
- Tests and treatments
- 2023: 1122024: 14025%
Dr. Ahmed compared with the Illinois median for internists, 2024
- Dr. Ahmed
- Illinois median
- Medicare services
- 2,274vs 5664.0 times
- Medicare patients
- 303vs 20846% above
- Part D claims
- 7,606vs 28426.8 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Ahmed'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. Nazneen Ahmed treated 303 Medicare patients in 2024, average age 75
CMS counts 303 Medicare patients who saw Dr. Ahmed in 2024. The largest group is 65 to 74, with 141 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ahmed's median patient age at 65, with 67% women.
Medicare patients, 2024303
Average age75
Average risk score1.08
Also on Medicaid13%
Dr. Ahmed's Medicare patients by age, 2024
Dr. Ahmed's Medicare patients by sex, 2024
- Women20869%
- Men9531%
Chronic conditions among Dr. Ahmed's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis39%
- Diabetes32%
- Mood disorders26%
- Ischemic heart disease24%
- Depression23%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ahmed's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nazneen Ahmed wrote 8,213 Medicare Part D claims in 2024
In 2024, Dr. Ahmed wrote 8,213 Medicare Part D claims for 539 patients. 86% of them were for generic drugs. CMS names the drug for 7,606 of them, across 118 drugs with 11 or more claims each, at $597,014 in total drug cost. In 2023, CMS named 7,349 claims across 126 drugs.
Part D claims, 20248,213
Drugs named by CMS118
Total drug cost$597,014
Part D patients539
Dr. Ahmed's Part D claims by kind of drug, 2024
- Generic7,076 claims86%
- Brand-name1,074 claims13%
- Other63 claims1%
Dr. Ahmed'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. Ahmed's Part D claims, 2024
- Opioids2%160 of 8,213 claims
- Antibiotics2%155 of 8,213 claims
- Antipsychotics, patients 65 and over0%13 of 8,213 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: 7,3492024: 7,6063%
Drugs named by CMS: 118 in 2024, 126 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. Nazneen Ahmed offers telehealth to Medicare patients
Dr. Ahmed accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ahmed as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nazneen Ahmed has 8 publications on record
Dmand AI links 8 papers to Dr. Ahmed, published from 2021 to 2024. 2023 was the busiest year, with 4. The most frequent topics are India and Mucocutaneous Lymph Node Syndrome. Dr. Ahmed has published most often in Cureus. Dr. Ahmed's most frequent co-authors are Jonathan Piercy, MD, Georges Sayed Damaa, MD and Opal A. Prevatt.
Papers8
Years published2021 to 2024
Dr. Ahmed's papers by year, 2021 to 2024
Topics Dr. Ahmed writes about most
- India
- Mucocutaneous Lymph Node Syndrome
Dr. Ahmed's most frequent co-authors
- Jonathan Piercy, MD2 shared papers
- Georges Sayed Damaa, MD1 shared paper
- Opal A. Prevatt1 shared paper
Recent publications by Dr. Ahmed
Indian Pediatr
MicroscopyMucocutaneous Lymph Node SyndromeNatriuretic Peptide, Brain
See who Dr. Ahmed researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ahmed works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nazneen Ahmed received $184 in industry payments from 2016 to 2025
CMS Open Payments shows 6 general payments to Dr. Ahmed from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $110.
General payments to Dr. Ahmed by program year, 2016 to 2025
Companies that paid Dr. Ahmed 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. Nazneen Ahmed graduated from University of Toledo College of Medicine
Dr. Ahmed graduated from University of Toledo College of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nazneen Ahmed'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) |
| 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. Nazneen Ahmed
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. Nazneen Ahmed's NPI number?
Dr. Nazneen Ahmed's NPI number is 1215926621. It was assigned on October 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Nazneen Ahmed?
Dr. Nazneen Ahmed is an internist in Elgin, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nazneen Ahmed practice?
Dr. Ahmed practices at 1975 Lin Lor Ln, Elgin, IL 60123. Dr. Ahmed's primary practice is Presence Medical Group in Elgin, Illinois. Dmand AI also links Dr. Ahmed to 4 hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. Nazneen Ahmed's office phone number?
The practice phone on file for Dr. Ahmed is (833) 291-0464.
What is Dr. Nazneen Ahmed's medical license number?
Dr. Ahmed holds Illinois license 036-098865.
Which hospitals is Dr. Nazneen Ahmed affiliated with?
Dr. Ahmed is affiliated with Advocate Sherman Hospital. Dmand AI links Dr. Ahmed to 4 more hospitals.
What medical group is Dr. Nazneen Ahmed part of?
Dr. Ahmed is linked to Presence Medical Group. Dmand AI links Dr. Ahmed to 1 more medical group.
Does Dr. Nazneen Ahmed accept Medicare?
Yes. CMS data shows Dr. Ahmed billed Medicare for 2,274 services in 2024, and Dr. Ahmed accepts Medicare assignment.
Does Dr. Nazneen Ahmed offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ahmed as offering telehealth services.
How many Medicare patients does Dr. Nazneen Ahmed see?
CMS counts 303 Medicare patients who saw Dr. Ahmed in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Nazneen Ahmed bill to Medicare?
In 2024, Dr. Ahmed's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
Where did Dr. Nazneen Ahmed go to medical school?
Dr. Ahmed graduated from University of Toledo College of Medicine in 1995.
What drugs does Dr. Nazneen Ahmed prescribe most?
In 2024 Medicare Part D data, Dr. Ahmed's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Losartan Potassium.
Has Dr. Nazneen Ahmed received payments from drug or device companies?
CMS Open Payments shows $184 in general payments to Dr. Ahmed from 5 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Nazneen Ahmed been practicing?
Dr. Ahmed graduated from medical school in 1995, 31 years ago.
Does Dr. Nazneen Ahmed do research?
Dmand AI links 8 publications to Dr. Ahmed, published from 2021 to 2024.
Who does Dr. Nazneen Ahmed publish with?
Dr. Ahmed's most frequent co-authors are Jonathan Piercy, MD (2 shared papers), Georges Sayed Damaa, MD (1 shared paper) and Opal A. Prevatt (1 shared paper).
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