Kathleen Brikmann Hefferon, PA
- Medicare patients, 2024
- 118
- Part D claims, 2024
- 195
- MIPS score, 2024
- 80
- Hospital affiliations
- 2
- Industry payments
- $16
- Practice address
- 480 4th Ave, Chula Vista, CA 91910
- Practice phone
- Call (619) 427-3361
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Clara Lucy Polak, M.D. Inc.
Chula Vista, California
Find Kathleen Hefferon'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.
Kathleen Brikmann Hefferon is a physician assistant in Chula Vista, California
Kathleen Hefferon practices at Clara Lucy Polak, M.D. Inc. in Chula Vista, California.
Kathleen Hefferon's NPI, 1295755312, was assigned on July 20, 2006. Kathleen Hefferon graduated from University of Nebraska College of Medicine in 2005. Kathleen Hefferon holds South Carolina license 4991.
- NPI
- 1295755312NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123032893
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 427-3361
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Kathleen Brikmann Hefferon practices at Clara Lucy Polak, M.D. Inc. in Chula Vista, California
Kathleen Hefferon's primary practice is Clara Lucy Polak, M.D. Inc., at 480 4th Ave, Chula Vista, CA 91910 in San Diego County. The practice phone is (619) 427-3361.
- Clara Lucy Polak, M.D. Inc.480 4th Ave, Chula Vista, CA 91910 · San Diego CountyPhone(619) 427-3361
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Kathleen Brikmann Hefferon is affiliated with 5 sites of care and 1 medical group
Kathleen Hefferon's primary practice is Clara Lucy Polak, M.D. Inc. in Chula Vista, California. Kathleen Hefferon is also affiliated with Novant Health Hilton Head Medical Center. The medical group on file is Novant Health Orthopedics & Sports Medicine, Belfair. Dmand AI also links Kathleen Hefferon to 1 more hospital, 1 group practice or clinic and 1 home health agency, 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 Kathleen Brikmann Hefferon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathleen Hefferon practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Clara Lucy Polak, M.D. Inc. | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Kathleen Brikmann Hefferon is one of 11,482 physician assistants in California
Physician assistant is Kathleen Hefferon's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Kathleen Hefferon's licenses on file in 2 states: South Carolina and New York.
Specialties and state licenses
- Physician assistant, South CarolinaPrimary
- New York license
Physician assistants near Kathleen Hefferon
Counts of physician assistants 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
Kathleen Brikmann Hefferon treated 118 Medicare patients in 2024, average age 75
CMS counts 118 Medicare patients who saw Kathleen Hefferon in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have arthritis, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kathleen Hefferon's median patient age at 66, with 60% women.
Kathleen Hefferon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Kathleen Hefferon's Medicare patients by sex, 2024
- Women7866%
- Men4034%
Chronic conditions among Kathleen Hefferon's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure69%
- Diabetes32%
- Anxiety24%
- Ischemic heart disease22%
- Mood disorders21%
- Chronic kidney disease19%
Share of Medicare patients with each condition. A patient can have several.
Kathleen Hefferon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kathleen Brikmann Hefferon wrote 195 Medicare Part D claims in 2024
In 2024, Kathleen Hefferon wrote 195 Medicare Part D claims for 106 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Kathleen Hefferon's Part D claims, 2024
- Opioids28%54 of 195 claims
- Antibiotics7%13 of 195 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Kathleen Brikmann Hefferon scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Kathleen Hefferon for performance year 2024, reported as part of a group. Kathleen Hefferon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Kathleen Hefferon's MIPS scores, performance year 2024
- 80of 100Final score
- 63.1of 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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Kathleen Brikmann Hefferon received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Kathleen Hefferon from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $16.
Companies that paid Kathleen Hefferon the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Kathleen Brikmann Hefferon graduated from University of Nebraska College of Medicine
Kathleen Hefferon graduated from University of Nebraska College of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Kathleen Brikmann Hefferon'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 Kathleen Brikmann Hefferon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathleen Brikmann Hefferon's NPI number?
Kathleen Brikmann Hefferon's NPI number is 1295755312. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What does Kathleen Brikmann Hefferon specialize in?
Kathleen Brikmann Hefferon is a physician assistant in Chula Vista, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Kathleen Brikmann Hefferon practice?
Kathleen Hefferon practices at 480 4th Ave, Chula Vista, CA 91910. Kathleen Hefferon's primary practice is Clara Lucy Polak, M.D. Inc. in Chula Vista, California. Dmand AI also links Kathleen Hefferon to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Kathleen Brikmann Hefferon's office phone number?
The practice phone on file for Kathleen Hefferon is (619) 427-3361.
What is Kathleen Brikmann Hefferon's medical license number?
Kathleen Hefferon holds South Carolina license 4991, one of the licenses on file in 2 states.
Which states has Kathleen Brikmann Hefferon been licensed in?
Dmand AI has state licenses on file for Kathleen Hefferon in South Carolina and New York.
Which hospitals is Kathleen Brikmann Hefferon affiliated with?
Kathleen Hefferon is affiliated with Novant Health Hilton Head Medical Center. Dmand AI links Kathleen Hefferon to 1 more hospital.
What medical group is Kathleen Brikmann Hefferon part of?
Kathleen Hefferon is linked to Novant Health Orthopedics & Sports Medicine, Belfair.
Does Kathleen Brikmann Hefferon accept Medicare?
Yes. CMS lists Kathleen Hefferon as accepting Medicare assignment.
What is Kathleen Brikmann Hefferon's MIPS score?
Kathleen Hefferon's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
Show 4 more questionsShow fewer questions
How many Medicare patients does Kathleen Brikmann Hefferon see?
CMS counts 118 Medicare patients who saw Kathleen Hefferon in 2024, with an average age of 75.
Where did Kathleen Brikmann Hefferon go to medical school?
Kathleen Hefferon graduated from University of Nebraska College of Medicine in 2005.
Has Kathleen Brikmann Hefferon received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Kathleen Hefferon from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Kathleen Brikmann Hefferon been practicing?
Kathleen Hefferon graduated from medical school in 2005, 21 years ago.
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