Karen Lockheart

  • Lancaster, CA
  • Family nurse practitioner
NPI1831638824PAC ID5991082760
Medicare services, 2024
77
Medicare patients, 2024
41
Part D claims, 2024
998
Industry payments
$1,165
Affiliated sites
2
Practice address
43839 15th W St, Lancaster, CA 93534
Practice phone
Call (661) 945-5984
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

High Desert Medical Group

Urgent Care Center · Lancaster, California

See all 3 affiliations

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Karen Lockheart is a family nurse practitioner in Lancaster, California

Karen Lockheart practices at High Desert Medical Group in Lancaster, California.

Karen Lockheart's NPI, 1831638824, was assigned on February 23, 2017. Karen Lockheart holds California license 95006180.

NPI and contact details
Medicare PAC ID
5991082760
NPI enumeration date
February 23, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(661) 945-5984
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
36
Medical school graduation
2016

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

Karen Lockheart practices at High Desert Medical Group in Lancaster, California

Karen Lockheart's primary practice is High Desert Medical Group, at 43839 15th W St, Lancaster, CA 93534. The practice phone is (661) 945-5984.

  • High Desert Medical Group
    43839 15th W St, Lancaster, CA 93534Phone(661) 945-5984

Source: Dmand AI Affiliation Data

Karen Lockheart is affiliated with 2 sites of care and 1 medical group

Karen Lockheart's primary practice is High Desert Medical Group in Lancaster, California. The medical group on file is High Desert Medical Group. Dmand AI also links Karen Lockheart to 1 more group practice or clinic, named with a free account. Karen Lockheart's employer is on file too: an urgent care center.

See all 3 affiliations for Karen Lockheart

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

Dmand AI tracks the EHR system at Karen Lockheart's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Karen Lockheart practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
High Desert Medical GroupAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Karen Lockheart is one of 13,532 family nurse practitioners in California

Family is Karen Lockheart's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Karen Lockheart is licensed in California.

Specialties and state licenses

  • Family nurse practitioner, CaliforniaPrimaryLicense 95006180 · taxonomy 363LF0000X

Family nurse practitioners near Karen Lockheart

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

Karen Lockheart billed Medicare for 77 services in 2024

CMS data shows 77 Medicare services from Karen Lockheart across 1 procedure code in 2024, all of them office visits, for 41 Medicare patients. Medicare paid $4,533 for them. Every service was in an office.

Medicare services, 202477
Medicare patients41
Paid by Medicare$4,533
Procedure codes1

Karen Lockheart compared with the California median for family nurse practitioners, 2024

  • Karen Lockheart
  • California median
Medicare services
77vs 23467% below
Medicare patients
41vs 9054% below
Part D claims
695vs 36093% above

Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.

Karen Lockheart'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.

See all procedures by Karen Lockheart

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Karen Lockheart treated 41 Medicare patients in 2024, average age 75

CMS counts 41 Medicare patients who saw Karen Lockheart in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 1.54, 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 Lockheart's median patient age at 74, with 62% women.

Medicare patients, 202441
Average age75
Average risk score1.54

Karen Lockheart's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Karen Lockheart's Medicare patients by sex, 2024

  • Women2561%
  • Men1639%

Chronic conditions among Karen Lockheart's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure61%
  3. Arthritis54%
  4. Chronic kidney disease49%
  5. Diabetes41%

Share of Medicare patients with each condition. A patient can have several.

Karen Lockheart's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Karen Lockheart wrote 998 Medicare Part D claims in 2024

In 2024, Karen Lockheart wrote 998 Medicare Part D claims for 250 patients. 89% of them were for generic drugs. CMS names the drug for 695 of them, across 33 drugs with 11 or more claims each, at $61,424 in total drug cost.

Part D claims, 2024998
Drugs named by CMS33
Total drug cost$61,424
Part D patients250

Karen Lockheart's Part D claims by kind of drug, 2024

  • Generic886 claims89%
  • Brand-name and other112 claims11%

Karen Lockheart'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 Karen Lockheart's Part D claims, 2024

  • Opioids9%86 of 998 claims
  • Antibiotics13%132 of 998 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Karen Lockheart

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

How Karen Lockheart takes part in Medicare

Karen Lockheart accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Karen Lockheart received $1,165 in industry payments from 2024 to 2025

CMS Open Payments shows 36 general payments to Karen Lockheart from 13 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $224.

General payments to Karen Lockheart by program year, 2024 to 2025

Companies that paid Karen Lockheart the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Karen Lockheart

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

Sources for Karen Lockheart'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (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 Karen Lockheart

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 Lockheart's NPI number?

Karen Lockheart's NPI number is 1831638824. It was assigned on February 23, 2017, and it is active in the NPI Registry.

What does Karen Lockheart specialize in?

Karen Lockheart is a family nurse practitioner in Lancaster, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Karen Lockheart practice?

Karen Lockheart practices at 43839 15th W St, Lancaster, CA 93534. Karen Lockheart's primary practice is High Desert Medical Group in Lancaster, California. Dmand AI also links Karen Lockheart to 1 group practice or clinic.

What is Karen Lockheart's office phone number?

The practice phone on file for Karen Lockheart is (661) 945-5984.

What is Karen Lockheart's medical license number?

Karen Lockheart holds California license 95006180.

What medical group is Karen Lockheart part of?

Karen Lockheart is linked to High Desert Medical Group.

Does Karen Lockheart accept Medicare?

Yes. CMS data shows Karen Lockheart billed Medicare for 77 services in 2024, and Karen Lockheart accepts Medicare assignment.

How many Medicare patients does Karen Lockheart see?

CMS counts 41 Medicare patients who saw Karen Lockheart in 2024, with an average age of 75.

What services does Karen Lockheart bill to Medicare?

In 2024, Karen Lockheart's most billed Medicare services were office visit, established patient (99213).

What drugs does Karen Lockheart prescribe most?

In 2024 Medicare Part D data, Karen Lockheart's most prescribed drugs by claims were Kerendia, Hydrocodone-Acetaminophen and Alprazolam.

Has Karen Lockheart received payments from drug or device companies?

CMS Open Payments shows $1,165 in general payments to Karen Lockheart from 13 companies from 2024 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.

How long has Karen Lockheart been practicing?

Karen Lockheart graduated from medical school in 2016, 10 years ago.

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