Mackenzie Lynn Costello, CRNP
- Medicare patients, 2024
- 346
- Part D claims, 2024
- 3,835
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Industry payments
- $54
- Practice address
- 900 Elkridge Landing Rd, Linthicum Heights, MD 21090
- Practice phone
- Call (443) 552-2900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Maryland Community Medical Group, Inc.
Linthicum Heights, Maryland
Find Mackenzie Costello'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.
Mackenzie Lynn Costello is a family nurse practitioner in Linthicum Heights, Maryland
Mackenzie Costello practices at University of Maryland Community Medical Group, Inc. in Linthicum Heights, Maryland.
Mackenzie Costello's NPI, 1548797376, was assigned on May 11, 2017. Mackenzie Costello graduated from Georgetown University School of Medicine in 2017. Mackenzie Costello holds Maryland license R227450.
- NPI
- 1548797376NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517238454
- NPI enumeration date
- May 11, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (443) 552-2900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mackenzie Lynn Costello practices at University of Maryland Community Medical Group, Inc. in Linthicum Heights, Maryland
Mackenzie Costello's primary practice is University of Maryland Community Medical Group, Inc., at 900 Elkridge Landing Rd, Linthicum Heights, MD 21090 in Anne Arundel County. The practice phone is (443) 552-2900.
- University of Maryland Community Medical Group, Inc.900 Elkridge Landing Rd, Linthicum Heights, MD 21090 · Anne Arundel CountyPhone(443) 552-2900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mackenzie Lynn Costello is affiliated with 5 sites of care and 2 medical groups
Mackenzie Costello's primary practice is University of Maryland Community Medical Group, Inc. in Linthicum Heights, Maryland. Mackenzie Costello is also affiliated with University of Maryland Shore Medical Center at Easton. The medical group on file is UM Community Medical Group. Dmand AI also links Mackenzie Costello to 1 more hospital, 2 group practices and clinics and 1 medical group, 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 Mackenzie Lynn Costello's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mackenzie Costello practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Community Medical Group, Inc. | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mackenzie Lynn Costello is one of 3,917 family nurse practitioners in Maryland
Family is Mackenzie Costello's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Mackenzie Costello's licenses on file in 2 states: Maryland and District of Columbia.
Specialties and state licenses
- Family nurse practitioner, MarylandPrimary
- Registered nurse, District of Columbia
Family nurse practitioners near Mackenzie Costello
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
Mackenzie Lynn Costello treated 346 Medicare patients in 2024, average age 77
CMS counts 346 Medicare patients who saw Mackenzie Costello in 2024. The largest group is 75 to 84, with 159 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.57, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Mackenzie Costello's median patient age at 75, with 44% women.
Mackenzie Costello's Medicare patients by age, 2024
Mackenzie Costello's Medicare patients by sex, 2024
- Women16347%
- Men18353%
Chronic conditions among Mackenzie Costello's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease62%
- Arthritis48%
- Atrial fibrillation44%
- Heart failure43%
- Diabetes41%
- Chronic kidney disease35%
Share of Medicare patients with each condition. A patient can have several.
Mackenzie Costello's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mackenzie Lynn Costello wrote 3,835 Medicare Part D claims in 2024
In 2024, Mackenzie Costello wrote 3,835 Medicare Part D claims for 1,148 patients. 78% of them were for generic drugs.
Mackenzie Costello's Part D claims by kind of drug, 2024
- Generic2,988 claims78%
- Brand-name847 claims22%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mackenzie Lynn Costello scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Mackenzie Costello for performance year 2024, reported as part of a group. Mackenzie Costello accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Mackenzie Costello's MIPS scores, performance year 2024
- 85of 100Final score
- 81.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 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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Mackenzie Lynn Costello received $54 in industry payments in 2025
CMS Open Payments shows 3 general payments to Mackenzie Costello from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $21.
Companies that paid Mackenzie Costello the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Mackenzie Lynn Costello graduated from Georgetown University School of Medicine
Mackenzie Costello graduated from Georgetown University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Mackenzie Lynn Costello'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) |
| 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 Mackenzie Lynn Costello
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mackenzie Lynn Costello's NPI number?
Mackenzie Lynn Costello's NPI number is 1548797376. It was assigned on May 11, 2017, and it is active in the NPI Registry.
What does Mackenzie Lynn Costello specialize in?
Mackenzie Lynn Costello is a family nurse practitioner in Linthicum Heights, Maryland. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Mackenzie Lynn Costello practice?
Mackenzie Costello practices at 900 Elkridge Landing Rd, Linthicum Heights, MD 21090. Mackenzie Costello's primary practice is University of Maryland Community Medical Group, Inc. in Linthicum Heights, Maryland. Dmand AI also links Mackenzie Costello to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Mackenzie Lynn Costello's office phone number?
The practice phone on file for Mackenzie Costello is (443) 552-2900.
What is Mackenzie Lynn Costello's medical license number?
Mackenzie Costello holds Maryland license R227450, one of the licenses on file in 2 states.
Which states has Mackenzie Lynn Costello been licensed in?
Dmand AI has state licenses on file for Mackenzie Costello in Maryland and District of Columbia.
Which hospitals is Mackenzie Lynn Costello affiliated with?
Mackenzie Costello is affiliated with University of Maryland Shore Medical Center at Easton. Dmand AI links Mackenzie Costello to 1 more hospital.
What medical group is Mackenzie Lynn Costello part of?
Mackenzie Costello is linked to UM Community Medical Group. Dmand AI links Mackenzie Costello to 1 more medical group.
Does Mackenzie Lynn Costello accept Medicare?
Yes. CMS lists Mackenzie Costello as accepting Medicare assignment.
What is Mackenzie Lynn Costello's MIPS score?
Mackenzie Costello's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 4 more questionsShow fewer questions
How many Medicare patients does Mackenzie Lynn Costello see?
CMS counts 346 Medicare patients who saw Mackenzie Costello in 2024, with an average age of 77.
Where did Mackenzie Lynn Costello go to medical school?
Mackenzie Costello graduated from Georgetown University School of Medicine in 2017.
Has Mackenzie Lynn Costello received payments from drug or device companies?
CMS Open Payments shows $54 in general payments to Mackenzie Costello from 3 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Mackenzie Lynn Costello been practicing?
Mackenzie Costello graduated from medical school in 2017, 9 years ago.
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