Karen L. Pfentner, NP
- Medicare patients, 2024
- 134
- Part D claims, 2024
- 133
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 344 S Hauser Blvd, Los Angeles, CA 90036
- Practice phone
- Call (716) 845-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Roswell Park Cancer Institute
Los Angeles, California
Find Karen Pfentner'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.
Karen L. Pfentner is a nurse practitioner in Los Angeles, California
Karen Pfentner practices at Roswell Park Cancer Institute in Los Angeles, California.
Karen Pfentner's NPI, 1467435594, was assigned on November 22, 2005. Karen Pfentner graduated from State University of New York at Buffalo School of Medicine in 2002. Karen Pfentner holds New York license F333676.
- NPI
- 1467435594NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779535307
- NPI enumeration date
- November 22, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (716) 845-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen L. Pfentner practices at Roswell Park Cancer Institute in Los Angeles, California
Karen Pfentner's primary practice is Roswell Park Cancer Institute, at 344 S Hauser Blvd, Los Angeles, CA 90036 in Los Angeles County. The practice phone is (716) 845-2300.
- Roswell Park Cancer Institute344 S Hauser Blvd, Los Angeles, CA 90036 · Los Angeles CountyPhone(716) 845-2300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Karen L. Pfentner is affiliated with 2 sites of care and 1 medical group
Karen Pfentner's primary practice is Roswell Park Cancer Institute in Los Angeles, California. Karen Pfentner is also affiliated with Roswell Park Comprehensive Cancer Center. The medical group on file is Roswell Park Comprehensive Cancer Center.
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 Karen L. Pfentner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Pfentner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roswell Park Cancer Institute | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Karen L. Pfentner is one of 5,983 nurse practitioners in California
Nurse practitioner is Karen Pfentner's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Karen Pfentner is licensed in New York.
Specialties and state licenses
- Nurse practitioner, New YorkPrimary
Nurse practitioners near Karen Pfentner
Counts of 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 L. Pfentner treated 134 Medicare patients in 2024, average age 72
CMS counts 134 Medicare patients who saw Karen Pfentner in 2024. The largest group is 65 to 74, with 73 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 18% are also on Medicaid. Their average risk score is 2.03, 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 Pfentner's median patient age at 72, with 53% women.
Karen Pfentner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Karen Pfentner's Medicare patients by sex, 2024
- Women7556%
- Men5944%
Chronic conditions among Karen Pfentner's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Cancer63%
- COPD54%
- Arthritis46%
- Ischemic heart disease43%
- Tobacco use33%
- Atrial fibrillation29%
Share of Medicare patients with each condition. A patient can have several.
Karen Pfentner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women53%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karen L. Pfentner wrote 133 Medicare Part D claims in 2024
In 2024, Karen Pfentner wrote 133 Medicare Part D claims for 89 patients. 93% of them were for generic drugs.
Karen Pfentner's Part D claims by kind of drug, 2024
- Generic124 claims93%
- Brand-name and other9 claims7%
Drug classes CMS tracks in Karen Pfentner's Part D claims, 2024
- Opioids18%24 of 133 claims
- Antibiotics13%17 of 133 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
Karen L. Pfentner offers telehealth to Medicare patients
Karen Pfentner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Karen Pfentner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Karen L. Pfentner graduated from State University of New York at Buffalo School of Medicine
Karen Pfentner graduated from State University of New York at Buffalo School of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Karen L. Pfentner'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 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) |
| 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 L. Pfentner
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 L. Pfentner's NPI number?
Karen L. Pfentner's NPI number is 1467435594. It was assigned on November 22, 2005, and it is active in the NPI Registry.
What does Karen L. Pfentner specialize in?
Karen L. Pfentner is a nurse practitioner in Los Angeles, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Karen L. Pfentner practice?
Karen Pfentner practices at 344 S Hauser Blvd, Los Angeles, CA 90036. Karen Pfentner's primary practice is Roswell Park Cancer Institute in Los Angeles, California.
What is Karen L. Pfentner's office phone number?
The practice phone on file for Karen Pfentner is (716) 845-2300.
What is Karen L. Pfentner's medical license number?
Karen Pfentner holds New York license F333676.
Which hospitals is Karen L. Pfentner affiliated with?
Karen Pfentner is affiliated with Roswell Park Comprehensive Cancer Center.
What medical group is Karen L. Pfentner part of?
Karen Pfentner is linked to Roswell Park Comprehensive Cancer Center.
Does Karen L. Pfentner accept Medicare?
Yes. CMS lists Karen Pfentner as accepting Medicare assignment.
Does Karen L. Pfentner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Karen Pfentner as offering telehealth services.
How many Medicare patients does Karen L. Pfentner see?
CMS counts 134 Medicare patients who saw Karen Pfentner in 2024, with an average age of 72.
Where did Karen L. Pfentner go to medical school?
Karen Pfentner graduated from State University of New York at Buffalo School of Medicine in 2002.
How long has Karen L. Pfentner been practicing?
Karen Pfentner graduated from medical school in 2002, 24 years ago.
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