Mary Cassandra Weir, NPC

  • Willoughby, OH
  • Family nurse practitioner
NPI1598048951PAC ID6800113572
Part D claims, 2024
55
MIPS score, 2024
81
Hospital affiliations
1
Industry payments
$28
Medical groups
2
Practice address
36000 Euclid Ave, Willoughby, OH 44094
Practice phone
Call (440) 286-8908
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

UH Lake West Medical Center - Urgent Care

Urgent Care Center · Willoughby, Ohio

See all 5 affiliations

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Mary Cassandra Weir is a family nurse practitioner in Willoughby, Ohio

Mary Weir practices at UH Lake West Medical Center - Urgent Care in Willoughby, Ohio.

Mary Weir's NPI, 1598048951, was assigned on September 22, 2011.

NPI and contact details
Medicare PAC ID
6800113572
NPI enumeration date
September 22, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(440) 286-8908
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
41
Medical school graduation
2011

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Mary Cassandra Weir practices at UH Lake West Medical Center - Urgent Care in Willoughby, Ohio

Mary Weir's primary practice is UH Lake West Medical Center - Urgent Care, at 36000 Euclid Ave, Willoughby, OH 44094. The practice phone is (440) 286-8908.

  • UH Lake West Medical Center - Urgent Care
    36000 Euclid Ave, Willoughby, OH 44094Phone(440) 286-8908

Source: Dmand AI Affiliation Data

Mary Cassandra Weir is affiliated with 3 sites of care and 2 medical groups

Mary Weir's primary practice is UH Lake West Medical Center - Urgent Care in Willoughby, Ohio. Mary Weir is also affiliated with University Hospitals Cleveland Medical Center. The medical group on file is University Hospitals Medical Practices. Dmand AI also links Mary Weir to 1 more urgent care center and 1 medical group, each named with a free account.

See all 5 affiliations for Mary Weir

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Mary Cassandra Weir's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mary Weir practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UH Lake West Medical Center - Urgent CareAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Mary Cassandra Weir is one of 7,779 family nurse practitioners in Ohio

Family is Mary Weir's primary specialty in the NPI Registry, under taxonomy code 363LF0000X.

Specialties and state licenses

  • Family nurse practitionerPrimarytaxonomy 363LF0000X

Family nurse practitioners near Mary Weir

Counts of family nurse practitioners 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 Cassandra Weir's patients have a median age of 63

Across all payers, Dmand AI patient panel data puts Mary Weir's median patient age at 63, with 67% women.

Mary Weir's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women67%
  • Men33%

Source: Dmand AI Patient Panel Data

Mary Cassandra Weir wrote 55 Medicare Part D claims in 2024

In 2024, Mary Weir wrote 55 Medicare Part D claims. 80% of them were for generic drugs.

Part D claims, 202455

Mary Weir's Part D claims by kind of drug, 2024

  • Generic44 claims80%
  • Brand-name11 claims20%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Mary Cassandra Weir scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Mary Weir for performance year 2024, reported as part of a group. Mary Weir accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Mary Weir's MIPS scores, performance year 2024

  • 81of 100Final score
  • 63.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

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

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Mary Cassandra Weir received $28 in industry payments in 2025

CMS Open Payments shows 1 general payment to Mary Weir from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Axsome Therapeutics, Inc. paid the most, $28.

Companies that paid Mary Weir the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Mary Weir

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Mary Cassandra Weir's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Mary Cassandra Weir

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 Cassandra Weir's NPI number?

Mary Cassandra Weir's NPI number is 1598048951. It was assigned on September 22, 2011, and it is active in the NPI Registry.

What does Mary Cassandra Weir specialize in?

Mary Cassandra Weir is a family nurse practitioner in Willoughby, Ohio. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Mary Cassandra Weir practice?

Mary Weir practices at 36000 Euclid Ave, Willoughby, OH 44094. Mary Weir's primary practice is UH Lake West Medical Center - Urgent Care in Willoughby, Ohio. Dmand AI also links Mary Weir to 1 urgent care center and 1 medical group.

What is Mary Cassandra Weir's office phone number?

The practice phone on file for Mary Weir is (440) 286-8908.

Which hospitals is Mary Cassandra Weir affiliated with?

Mary Weir is affiliated with University Hospitals Cleveland Medical Center.

What medical group is Mary Cassandra Weir part of?

Mary Weir is linked to University Hospitals Medical Practices. Dmand AI links Mary Weir to 1 more medical group.

Does Mary Cassandra Weir accept Medicare?

Yes. CMS lists Mary Weir as accepting Medicare assignment.

What is Mary Cassandra Weir's MIPS score?

Mary Weir's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.

Has Mary Cassandra Weir received payments from drug or device companies?

CMS Open Payments shows $28 in general payments to Mary Weir from 1 company from 2025 to 2025. The largest total came from Axsome Therapeutics, Inc.

How long has Mary Cassandra Weir been practicing?

Mary Weir graduated from medical school in 2011, 15 years ago.

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