Karen Serna, ARNP
- Medicare services, 2024
- 33
- Medicare patients, 2024
- 26
- Part D claims, 2024
- 43
- MIPS score, 2024
- 86
- Hospital affiliations
- 2
- Practice address
- 1324 Lakeland Hills Blvd, Lakeland, FL 33805
- Practice phone
- Call (863) 687-1100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Karen Serna is a nurse practitioner in Lakeland, Florida
Karen Serna practices at Lakeland Regional Health Medical Center in Lakeland, Florida, part of Lakeland Regional Health.
Karen Serna's NPI, 1124409131, was assigned on June 16, 2015. Karen Serna holds Florida license ARNP9253924.
- NPI
- 1124409131NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507179405
- NPI enumeration date
- June 16, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (863) 687-1100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen Serna practices at Lakeland Regional Health Medical Center in Lakeland, Florida
Karen Serna's primary practice is Lakeland Regional Health Medical Center, at 1324 Lakeland Hills Blvd, Lakeland, FL 33805 in Polk County. The practice phone is (863) 687-1100.
- Lakeland Regional Health Medical Center1324 Lakeland Hills Blvd, Lakeland, FL 33805 · Polk CountyPhone(863) 687-1100
Source: Dmand AI Affiliation Data
Karen Serna is affiliated with 3 sites of care and 1 medical group
Karen Serna's primary practice is Lakeland Regional Health Medical Center in Lakeland, Florida, part of Lakeland Regional Health. The medical group on file is Lakeland Regional Health. Dmand AI also links Karen Serna to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karen Serna's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Serna practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lakeland Regional Health Medical Center | Available with a free account |
| +2 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 Lakeland Regional Health and 6.2K+ hospitals, with verified contacts in the same login.
Karen Serna is one of 5,914 nurse practitioners in Florida
Nurse practitioner is Karen Serna's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Karen Serna is licensed in Florida.
Specialties and state licenses
- Nurse practitioner, FloridaPrimary
Nurse practitioners near Karen Serna
Counts of 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
Karen Serna billed Medicare for 33 services in 2024
CMS data shows 33 Medicare services from Karen Serna across 1 procedure code in 2024, for 26 Medicare patients. Medicare paid $1,725 for them. Every service was in a facility, such as a hospital, rather than an office.
Karen Serna compared with the Florida median for nurse practitioners, 2024
- Karen Serna
- Florida median
- Medicare services
- 33vs 36691% below
- Medicare patients
- 26vs 12579% below
Medians across 3,670 nurse practitioners in Florida with Dmand AI profiles that report each measure.
Karen Serna'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
Karen Serna treated 26 Medicare patients in 2024, average age 80
CMS counts 26 Medicare patients who saw Karen Serna in 2024. The largest group is 75 to 84, with 11 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.43, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Karen Serna's median patient age at 59, with 41% women.
Karen Serna's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Karen Serna's Medicare patients by sex, 2024
- Women1454%
- Men1246%
Chronic conditions among Karen Serna's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Mood disorders73%
- Anxiety65%
- Depression62%
- Alzheimer's and dementia58%
- Chronic kidney disease54%
Share of Medicare patients with each condition. A patient can have several.
Karen Serna'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
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karen Serna wrote 43 Medicare Part D claims in 2024
In 2024, Karen Serna wrote 43 Medicare Part D claims for 16 patients. 98% of them were for generic drugs.
Karen Serna's Part D claims by kind of drug, 2024
- Generic42 claims98%
- Brand-name and other1 claims2%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Karen Serna scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Karen Serna for performance year 2024, reported as part of a group. Karen Serna accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Karen Serna's MIPS scores, performance year 2024
- 86of 100Final score
- 64.1of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 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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Karen Serna received $22 in industry payments in 2024
CMS Open Payments shows 1 general payment to Karen Serna from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $22.
Companies that paid Karen Serna the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Karen Serna'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 (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 Karen Serna
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karen Serna's NPI number?
Karen Serna's NPI number is 1124409131. It was assigned on June 16, 2015, and it is active in the NPI Registry.
What does Karen Serna specialize in?
Karen Serna is a nurse practitioner in Lakeland, Florida. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Karen Serna practice?
Karen Serna practices at 1324 Lakeland Hills Blvd, Lakeland, FL 33805. Karen Serna's primary practice is Lakeland Regional Health Medical Center in Lakeland, Florida, part of Lakeland Regional Health. Dmand AI also links Karen Serna to 1 hospital and 1 group practice or clinic.
What is Karen Serna's office phone number?
The practice phone on file for Karen Serna is (863) 687-1100.
What is Karen Serna's medical license number?
Karen Serna holds Florida license ARNP9253924.
Which hospitals is Karen Serna affiliated with?
Karen Serna practices at Lakeland Regional Health Medical Center in Lakeland, Florida. Dmand AI links Karen Serna to 1 more hospital.
What medical group is Karen Serna part of?
Karen Serna is linked to Lakeland Regional Health.
Does Karen Serna accept Medicare?
Yes. CMS data shows Karen Serna billed Medicare for 33 services in 2024, and Karen Serna accepts Medicare assignment.
What is Karen Serna's MIPS score?
Karen Serna's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Karen Serna see?
CMS counts 26 Medicare patients who saw Karen Serna in 2024, with an average age of 80.
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What services does Karen Serna bill to Medicare?
In 2024, Karen Serna's most billed Medicare services were hospital inpatient care (99232).
Has Karen Serna received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Karen Serna from 1 company from 2024 to 2024. The largest total came from Edwards Lifesciences Corporation.
How long has Karen Serna been practicing?
Karen Serna graduated from medical school in 2014, 12 years ago.
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