Karen Perls, PA-C
- Medicare services, 2024
- 122
- Medicare patients, 2024
- 111
- Part D claims, 2024
- 275
- Hospital affiliations
- 1
- Industry payments
- $437
- Practice address
- 1501 Trousdale Drive, Burlingame, CA 94010
- Practice phone
- Call (650) 696-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Karen Perls' professional email, personal email and mobile number
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Karen Perls is a physician assistant in Burlingame, California
Karen Perls practices at Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.
Karen Perls' NPI, 1689775686, was assigned on September 25, 2006. Karen Perls holds California license A50154.
- NPI
- 1689775686NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739190497
- NPI enumeration date
- September 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 696-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen Perls practices at Mills-Peninsula Medical Center in Burlingame, California
Karen Perls' primary practice is Mills-Peninsula Medical Center, at 1501 Trousdale Drive, Burlingame, CA 94010 in San Mateo County. The practice phone is (650) 696-5400.
- Mills-Peninsula Medical Center1501 Trousdale Drive, Burlingame, CA 94010 · San Mateo CountyPhone(650) 696-5400
Source: Dmand AI Affiliation Data
Karen Perls is affiliated with 2 sites of care and 1 medical group
Karen Perls' primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Karen Perls to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karen Perls' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Perls practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mills-Peninsula Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Karen Perls is one of 11,482 physician assistants in California
Physician assistant is Karen Perls' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Karen Perls is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Karen Perls is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists gastroenteritis, hemorrhoids, tobacco use and yeast infection among the conditions Karen Perls treats.
Physician assistants near Karen Perls
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
Karen Perls billed Medicare for 122 services in 2024
CMS data shows 122 Medicare services from Karen Perls across 6 procedure codes in 2024, for 111 Medicare patients. Medicare paid $11,991 for them. Every service was in an office.
Karen Perls' Medicare services by type, 2024
- Office and hospital visits111
- Tests and treatments11
Karen Perls compared with the California median for physician assistants, 2024
- Karen Perls
- California median
- Medicare services
- 122vs 20440% below
- Medicare patients
- 111vs 1056% above
- Part D claims
- 207vs 24315% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Karen Perls' 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 Perls treated 111 Medicare patients in 2024, average age 78
CMS counts 111 Medicare patients who saw Karen Perls in 2024. The largest group is 75 to 84, with 56 patients. 70% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Karen Perls' median patient age at 56, with 54% women.
Karen Perls' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Karen Perls' Medicare patients by sex, 2024
- Women6962%
- Men4238%
Chronic conditions among Karen Perls' Medicare patients, 2024
- High cholesterol70%
- High blood pressure67%
- Arthritis37%
- Diabetes25%
- Ischemic heart disease23%
- Atrial fibrillation20%
- Chronic kidney disease20%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Karen Perls' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women54%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karen Perls wrote 275 Medicare Part D claims in 2024
In 2024, Karen Perls wrote 275 Medicare Part D claims for 105 patients. 93% of them were for generic drugs. CMS names the drug for 207 of them, across 5 drugs with 11 or more claims each, at $3,625 in total drug cost.
Karen Perls' Part D claims by kind of drug, 2024
- Generic257 claims93%
- Brand-name18 claims7%
Karen Perls' 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.
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
Karen Perls offers telehealth to Medicare patients
Karen Perls accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Karen Perls as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Karen Perls received $437 in industry payments from 2024 to 2025
CMS Open Payments shows 5 general payments to Karen Perls from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $270.
General payments to Karen Perls by program year, 2024 to 2025
Companies that paid Karen Perls the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Karen Perls is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Karen Perls'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 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) |
| 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 Karen Perls
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 Perls' NPI number?
Karen Perls' NPI number is 1689775686. It was assigned on September 25, 2006, and it is active in the NPI Registry.
What does Karen Perls specialize in?
Karen Perls is a physician assistant in Burlingame, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Karen Perls practice?
Karen Perls practices at 1501 Trousdale Drive, Burlingame, CA 94010. Karen Perls' primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health. Dmand AI also links Karen Perls to 1 group practice or clinic.
What is Karen Perls' office phone number?
The practice phone on file for Karen Perls is (650) 696-5400.
What is Karen Perls' medical license number?
Karen Perls holds California license A50154.
Which hospitals is Karen Perls affiliated with?
Karen Perls practices at Mills-Peninsula Medical Center in Burlingame, California.
What medical group is Karen Perls part of?
Karen Perls is linked to Palo Alto Foundation Medical Group.
Does Karen Perls accept Medicare?
Yes. CMS data shows Karen Perls billed Medicare for 122 services in 2024, and Karen Perls accepts Medicare assignment.
Does Karen Perls offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Karen Perls as offering telehealth services.
How many Medicare patients does Karen Perls see?
CMS counts 111 Medicare patients who saw Karen Perls in 2024, with an average age of 78.
Show 5 more questionsShow fewer questions
Is Karen Perls board certified?
Yes. Karen Perls is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Karen Perls bill to Medicare?
In 2024, Karen Perls' most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and office visit, new patient (99204).
What drugs does Karen Perls prescribe most?
In 2024 Medicare Part D data, Karen Perls' most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Omeprazole.
Has Karen Perls received payments from drug or device companies?
CMS Open Payments shows $437 in general payments to Karen Perls from 3 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Karen Perls been practicing?
Karen Perls graduated from medical school in 1995, 31 years ago.
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