Dr. Katherine E. Stern, MD
- Part D claims, 2024
- 21
- Hospital affiliations
- 1
- Industry payments
- $5,814
- Medical group
- 1
- State license
- 1
- Practice address
- 24411 Health Ctr Dr, #450, Laguna Hills, CA 92653
- Practice phone
- Call (714) 586-9386
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Digestive Care Center - Saddleback Medical Center
Surgery Center - Medicare-Certified · Laguna Hills, California
Find Dr. Stern'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. Katherine E. Stern is a general surgeon in Laguna Hills, California
Dr. Stern practices at Digestive Care Center - Saddleback Medical Center in Laguna Hills, California.
Dr. Stern's NPI, 1376074740, was assigned on March 27, 2017. Dr. Stern graduated from Irvine California College of Medicine in 2017. Dr. Stern holds California license A158145.
- NPI
- 1376074740NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800336025
- NPI enumeration date
- March 27, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 586-9386
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Katherine E. Stern practices at Digestive Care Center - Saddleback Medical Center in Laguna Hills, California
Dr. Stern's primary practice is Digestive Care Center - Saddleback Medical Center, at 24411 Health Ctr Dr, #450, Laguna Hills, CA 92653. The practice phone is (714) 586-9386.
- Digestive Care Center - Saddleback Medical Center24411 Health Ctr Dr, #450, Laguna Hills, CA 92653Phone(714) 586-9386
Source: Dmand AI Affiliation Data
Dr. Katherine E. Stern is affiliated with 4 sites of care and 1 medical group
Dr. Stern's primary practice is Digestive Care Center - Saddleback Medical Center in Laguna Hills, California. Dr. Stern is also affiliated with MemorialCare Saddleback Medical Center. The medical group on file is OC Surgeons (South Orange County Surgical). Dmand AI also links Dr. Stern to 1 more group practice or clinic and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Katherine E. Stern's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stern practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Digestive Care Center - Saddleback Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katherine E. Stern is one of 2,926 general surgeons in California
Surgery is Dr. Stern's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Stern is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Stern
Counts of general surgeons 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. Katherine E. Stern's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Stern's median patient age at 68, with 55% women.
Dr. Stern's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women55%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Katherine E. Stern wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Stern wrote 21 Medicare Part D claims for 14 patients. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Katherine E. Stern takes part in Medicare
Dr. Stern accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Katherine E. Stern received $5,814 in industry payments from 2024 to 2025
CMS Open Payments shows 27 general payments to Dr. Stern from 7 drug and device companies from 2024 to 2025. Education make up the largest share, 56% of the total. Intuitive Surgical, Inc. paid the most, $5,106.
General payments to Dr. Stern by program year, 2024 to 2025
General payments to Dr. Stern by kind, 2024 to 2025
- Education$3,25056%
- Travel and lodging$1,72530%
- Food and beverage$84014%
Companies that paid Dr. Stern the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Katherine E. Stern graduated from Irvine California College of Medicine
Dr. Stern graduated from Irvine California College of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katherine E. Stern'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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)Doctors and Clinicians Utilization Data (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 Dr. Katherine E. Stern
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. Katherine E. Stern's NPI number?
Dr. Katherine E. Stern's NPI number is 1376074740. It was assigned on March 27, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Katherine E. Stern?
Dr. Katherine E. Stern is a general surgeon in Laguna Hills, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Katherine E. Stern practice?
Dr. Stern practices at 24411 Health Ctr Dr, #450, Laguna Hills, CA 92653. Dr. Stern's primary practice is Digestive Care Center - Saddleback Medical Center in Laguna Hills, California. Dmand AI also links Dr. Stern to 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Katherine E. Stern's office phone number?
The practice phone on file for Dr. Stern is (714) 586-9386.
What is Dr. Katherine E. Stern's medical license number?
Dr. Stern holds California license A158145.
Which hospitals is Dr. Katherine E. Stern affiliated with?
Dr. Stern is affiliated with MemorialCare Saddleback Medical Center.
What medical group is Dr. Katherine E. Stern part of?
Dr. Stern is linked to OC Surgeons (South Orange County Surgical).
Does Dr. Katherine E. Stern accept Medicare?
Yes. CMS lists Dr. Stern as accepting Medicare assignment.
Where did Dr. Katherine E. Stern go to medical school?
Dr. Stern graduated from Irvine California College of Medicine in 2017.
Has Dr. Katherine E. Stern received payments from drug or device companies?
CMS Open Payments shows $5,814 in general payments to Dr. Stern from 7 companies from 2024 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Katherine E. Stern been practicing?
Dr. Stern graduated from medical school in 2017, 9 years ago.
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