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Dr. Bethany Elizabeth Karl, DO
NPI1790980472PAC ID9638305287
- Medicare services, 2024
- 1,018
- Medicare patients, 2024
- 251
- Part D claims, 2024
- 1,486
- Publications
- 3
- Clinical trials
- 1
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Karl'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.
Dr. Bethany Elizabeth Karl is a nephrologist in San Diego, California
Dr. Karl practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Karl's NPI, 1790980472, was assigned on June 20, 2007. Dr. Karl graduated from UNE College of Osteopathic Medicine in 2007. Dr. Karl holds California license 20A10783.
NPI and contact details
- NPI
- 1790980472NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638305287
- NPI enumeration date
- June 20, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bethany Elizabeth Karl practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Karl's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.
- UCSD Hillcrest Medical Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Bethany Elizabeth Karl is affiliated with 7 sites of care and 1 medical group
Dr. Karl's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Karl is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Karl to 5 more dialysis centers, each named with a free account.
UCSD Hillcrest Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Bethany Elizabeth Karl's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karl practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Karl practices
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Dr. Bethany Elizabeth Karl is one of 1,401 nephrologists in California
Nephrology is Dr. Karl's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Karl is board certified in internal medicine by the American Board of Internal Medicine. Dr. Karl is licensed in California.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
Clinical focus
Dmand AI lists acute kidney failure, chronic kidney disease, fluid and electrolyte imbalances, hypercalcemia, kidney cysts and parathyroid gland disorder among the conditions Dr. Karl treats.
Nephrologists near Dr. Karl
Counts of nephrologists 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
Dr. Bethany Elizabeth Karl billed Medicare for 1,018 services in 2024
CMS data shows 1,018 Medicare services from Dr. Karl across 11 procedure codes in 2024, for 251 Medicare patients. Medicare paid $125,574 for them.
Medicare services, 20241,018
Medicare patients251
Paid by Medicare$125,574
Procedure codes11
Dr. Karl's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5752024: 39132%
- Tests and treatments
- 2023: 2872024: 2802%
- Surgery
- 2023: 2932024: 24118%
- Other services
- 2023: 02024: 106
Where Dr. Karl's Medicare services took place, 2024
- In an office43142%
- In a facility58758%
Dr. Karl compared with the California median for nephrologists, 2024
- Dr. Karl
- California median
- Medicare services
- 1,018vs 1,0846% below
- Medicare patients
- 251vs 30718% below
- Part D claims
- 1,092vs 95514% above
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Karl'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.
Need commercial claims for Dr. Karl?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karl and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Bethany Elizabeth Karl treated 251 Medicare patients in 2024, average age 69
CMS counts 251 Medicare patients who saw Dr. Karl in 2024. The largest group is 65 to 74, with 86 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 39% are also on Medicaid. Their average risk score is 5.50, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Karl's median patient age at 61, with 49% women.
Medicare patients, 2024251
Average age69
Average risk score5.50
Also on Medicaid39%
Dr. Karl's Medicare patients by age, 2024
Dr. Karl's Medicare patients by sex, 2024
- Women12249%
- Men12951%
Chronic conditions among Dr. Karl's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol70%
- Diabetes52%
- Arthritis47%
- Heart failure45%
- Ischemic heart disease44%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karl's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Bethany Elizabeth Karl wrote 1,486 Medicare Part D claims in 2024
In 2024, Dr. Karl wrote 1,486 Medicare Part D claims for 171 patients. 82% of them were for generic drugs. CMS names the drug for 1,092 of them, across 33 drugs with 11 or more claims each, at $226,024 in total drug cost. In 2023, CMS named 962 claims across 35 drugs.
Part D claims, 20241,486
Drugs named by CMS33
Total drug cost$226,024
Part D patients171
Dr. Karl's Part D claims by kind of drug, 2024
- Generic1,220 claims82%
- Brand-name247 claims17%
- Other19 claims1%
Dr. Karl'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 Dr. Karl's Part D claims, 2024
- Antibiotics3%52 of 1,486 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9622024: 1,09214%
Drugs named by CMS: 33 in 2024, 35 in 2023.
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
Dr. Bethany Elizabeth Karl offers telehealth to Medicare patients
Dr. Karl accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Karl as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Find nephrologists like Dr. Karl by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Bethany Elizabeth Karl has 3 publications on record
Dmand AI links 3 papers to Dr. Karl, published from 2013 to 2021. Dr. Karl's most frequent co-authors are Bruce Allen Barshop, MD, PhD, Ravindra L. Mehta, MD and Amber Paratore Sanchez, MD.
Papers3
Years published2013 to 2021
Dr. Karl's papers by year, 2013 to 2021
Dr. Karl's most frequent co-authors
- Bruce Allen Barshop, MD, PhD1 shared paper
- Ravindra L. Mehta, MD1 shared paper
- Amber Paratore Sanchez, MD1 shared paper
Recent publications by Dr. Karl
See who Dr. Karl researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Karl works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Bethany Elizabeth Karl has worked on 1 clinical trial
Dmand AI links Dr. Karl to 1 clinical trial. 1 is still active or recruiting.
Investigators on the most trials with Dr. Karl
Recent clinical trials with Dr. Karl
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Bethany Elizabeth Karl received $564 in industry payments from 2018 to 2025
CMS Open Payments shows 30 general payments to Dr. Karl from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 87% of the total. Aurinia Pharma U.S., Inc. paid the most, $198.
General payments to Dr. Karl by program year, 2018 to 2025
General payments to Dr. Karl by kind, 2018 to 2025
$564in total
- Food and beverage$49387%
- Education$438%
- Entertainment$285%
Companies that paid Dr. Karl the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Bethany Elizabeth Karl graduated from UNE College of Osteopathic Medicine
Dr. Karl graduated from UNE College of Osteopathic Medicine in 2007.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
- Board certified in 2009 - 2027
Source: Dmand AI Professional Profile Data
Dr. Bethany Elizabeth Karl accepts plans from 16 insurance carriers
Dr. Karl is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- Regence Health Plans
- +8 more carriersWith a free account
Plan types Dr. Karl accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- EPO4
- POS3
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Bethany Elizabeth Karl'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 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 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. Bethany Elizabeth Karl
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Bethany Elizabeth Karl's NPI number?
Dr. Bethany Elizabeth Karl's NPI number is 1790980472. It was assigned on June 20, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Bethany Elizabeth Karl?
Dr. Bethany Elizabeth Karl is a nephrologist in San Diego, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Bethany Elizabeth Karl practice?
Dr. Karl practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Karl's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Karl to 5 dialysis centers.
What is Dr. Bethany Elizabeth Karl's office phone number?
The practice phone on file for Dr. Karl is (619) 543-6222.
What is Dr. Bethany Elizabeth Karl's medical license number?
Dr. Karl holds California license 20A10783.
Which hospitals is Dr. Bethany Elizabeth Karl affiliated with?
Dr. Karl is affiliated with Hillcrest Medical Center.
What medical group is Dr. Bethany Elizabeth Karl part of?
Dr. Karl is linked to UC San Diego Health.
Does Dr. Bethany Elizabeth Karl accept Medicare?
Yes. CMS data shows Dr. Karl billed Medicare for 1,018 services in 2024, and Dr. Karl accepts Medicare assignment.
Does Dr. Bethany Elizabeth Karl offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Karl as offering telehealth services.
How many Medicare patients does Dr. Bethany Elizabeth Karl see?
CMS counts 251 Medicare patients who saw Dr. Karl in 2024, with an average age of 69.
Show 9 more questionsShow fewer questions
Is Dr. Bethany Elizabeth Karl board certified?
Yes. Dr. Karl is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Bethany Elizabeth Karl bill to Medicare?
In 2024, Dr. Karl's most billed Medicare services were surgery: heart and blood vessels (36514), dialysis (90966) and dialysis (90960).
Where did Dr. Bethany Elizabeth Karl go to medical school?
Dr. Karl graduated from UNE College of Osteopathic Medicine in 2007.
What drugs does Dr. Bethany Elizabeth Karl prescribe most?
In 2024 Medicare Part D data, Dr. Karl's most prescribed drugs by claims were Calcitriol, Losartan Potassium and Amlodipine Besylate.
Has Dr. Bethany Elizabeth Karl received payments from drug or device companies?
CMS Open Payments shows $564 in general payments to Dr. Karl from 8 companies from 2018 to 2025. The largest total came from Aurinia Pharma U.S., Inc.
How long has Dr. Bethany Elizabeth Karl been practicing?
Dr. Karl graduated from medical school in 2007, 19 years ago.
Does Dr. Bethany Elizabeth Karl do research?
Dmand AI links 3 publications to Dr. Karl, published from 2013 to 2021. Dr. Karl has worked on 1 clinical trial.
Who does Dr. Bethany Elizabeth Karl publish with?
Dr. Karl's most frequent co-authors are Bruce Allen Barshop, MD, PhD (1 shared paper), Ravindra L. Mehta, MD (1 shared paper) and Amber Paratore Sanchez, MD (1 shared paper).
What insurance does Dr. Bethany Elizabeth Karl accept?
Dr. Karl is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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