Mary Maher, CNS
- Medicare patients, 2024
- 259
- Part D claims, 2024
- 197
- MIPS score, 2024
- 95
- Hospital affiliations
- 6
- Industry payments
- $18
- Practice address
- 675 N St Clair St, Chicago, IL 60611
- Practice phone
- Call (312) 695-0646
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group
Chicago, Illinois
Find Mary Maher'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.
Mary Maher is a clinical nurse specialist in Chicago, Illinois
Mary Maher practices at Northwestern Medical Group in Chicago, Illinois.
Mary Maher's NPI, 1881624286, was assigned on July 3, 2006.
- NPI
- 1881624286NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961489513
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 695-0646
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Maher practices at Northwestern Medical Group in Chicago, Illinois
Mary Maher's primary practice is Northwestern Medical Group, at 675 N St Clair St, Chicago, IL 60611 in Cook County. The practice phone is (312) 695-0646.
- Northwestern Medical Group675 N St Clair St, Chicago, IL 60611 · Cook CountyPhone(312) 695-0646
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mary Maher is affiliated with 8 sites of care and 1 medical group
Mary Maher's primary practice is Northwestern Medical Group in Chicago, Illinois. Mary Maher is also affiliated with Northwestern Memorial Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Mary Maher to 5 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mary Maher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Maher practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Mary Maher is one of 67 clinical nurse specialists in Illinois
Clinical nurse specialist is Mary Maher's primary specialty in the NPI Registry, under taxonomy code 364S00000X. Mary Maher has a license on file in Illinois.
Specialties and state licenses
- Clinical nurse specialist, Illinois
Clinical nurse specialists near Mary Maher
Counts of clinical nurse specialists 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
Mary Maher treated 259 Medicare patients in 2024, average age 73
CMS counts 259 Medicare patients who saw Mary Maher in 2024. The largest group is 65 to 74, with 137 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mary Maher's median patient age at 70, with 64% women.
Mary Maher's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mary Maher's Medicare patients by sex, 2024
- Women15660%
- Men10340%
Chronic conditions among Mary Maher's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis44%
- Diabetes26%
- Ischemic heart disease25%
- Osteoporosis25%
- Cancer21%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Mary Maher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary Maher wrote 197 Medicare Part D claims in 2024
In 2024, Mary Maher wrote 197 Medicare Part D claims for 79 patients. 96% of them were for generic drugs.
Mary Maher's Part D claims by kind of drug, 2024
- Generic190 claims96%
- Brand-name and other7 claims4%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mary Maher scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Mary Maher for performance year 2024, reported through an alternative payment model (APM). Mary Maher accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Mary Maher as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Mary Maher's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Mary Maher received $18 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mary Maher from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novocure Inc. paid the most, $18.
Companies that paid Mary Maher the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mary Maher'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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 (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) |
| 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 Mary Maher
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Maher's NPI number?
Mary Maher's NPI number is 1881624286. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What does Mary Maher specialize in?
Mary Maher is a clinical nurse specialist in Chicago, Illinois. The primary specialty in the NPI Registry is Clinical Nurse Specialist (taxonomy code 364S00000X).
Where does Mary Maher practice?
Mary Maher practices at 675 N St Clair St, Chicago, IL 60611. Mary Maher's primary practice is Northwestern Medical Group in Chicago, Illinois. Dmand AI also links Mary Maher to 5 hospitals and 1 group practice or clinic.
What is Mary Maher's office phone number?
The practice phone on file for Mary Maher is (312) 695-0646.
Which hospitals is Mary Maher affiliated with?
Mary Maher is affiliated with Northwestern Memorial Hospital. Dmand AI links Mary Maher to 5 more hospitals.
What medical group is Mary Maher part of?
Mary Maher is linked to Northwestern Medical Faculty Foundation.
Does Mary Maher accept Medicare?
Yes. CMS lists Mary Maher as accepting Medicare assignment.
Does Mary Maher offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Mary Maher as offering telehealth services.
What is Mary Maher's MIPS score?
Mary Maher's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Mary Maher see?
CMS counts 259 Medicare patients who saw Mary Maher in 2024, with an average age of 73.
Has Mary Maher received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Mary Maher from 1 company from 2025 to 2025. The largest total came from Novocure Inc.
How long has Mary Maher been practicing?
Mary Maher graduated from medical school in 1992, 34 years ago.
Selling to clinical nurse specialist practices?
See clinical nurse specialists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card