Dr. Katherine Ferris, MD

  • Escondido, CA
  • Dermatologist
NPI1346661832PAC ID9830408657
Medicare services, 2024
4,332
Medicare patients, 2024
452
Part D claims, 2024
125
Publications
2
MIPS score, 2024
97
Practice address
504 W Mission Ave, Escondido, CA 92025
Practice phone
Call (760) 747-1980
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Escondido Dermatology, Inc a Professional Corporation

Escondido, California

See all 3 affiliations

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Dr. Katherine Ferris is a dermatologist in Escondido, California

Dr. Ferris practices at Escondido Dermatology, Inc a Professional Corporation in Escondido, California.

Dr. Ferris' NPI, 1346661832, was assigned on December 30, 2013. Dr. Ferris graduated from University of Miami, Miller School of Medicine in 2013. Dr. Ferris holds California license 135021.

NPI and contact details
Medicare PAC ID
9830408657
NPI enumeration date
December 30, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(760) 747-1980
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
39
Medical school graduation
2013

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Katherine Ferris practices at Escondido Dermatology, Inc a Professional Corporation in Escondido, California

Dr. Ferris' primary practice is Escondido Dermatology, Inc a Professional Corporation, at 504 W Mission Ave, Escondido, CA 92025 in San Diego County. The practice phone is (760) 747-1980.

  • Escondido Dermatology, Inc a Professional Corporation
    504 W Mission Ave, Escondido, CA 92025 · San Diego CountyPhone(760) 747-1980

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Katherine Ferris is affiliated with 2 sites of care and 1 medical group

Dr. Ferris' primary practice is Escondido Dermatology, Inc a Professional Corporation in Escondido, California. The medical group on file is Escondido Dermatology. Dmand AI also links Dr. Ferris to 1 more group practice or clinic, named with a free account.

Escondido Dermatology, Inc a Professional CorporationEscondido, CaliforniaPrimary
Escondido DermatologyDermatology group, Escondido, CA1 group practice or clinicName with a free account
See all 3 affiliations for Dr. Ferris

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Katherine Ferris' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ferris practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Escondido Dermatology, Inc a Professional CorporationAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Katherine Ferris is one of 1,910 dermatologists in California

Dermatology is Dr. Ferris' primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Ferris is board certified in dermatology by the American Board of Dermatology. Dr. Ferris is licensed in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense 135021 · 2015 to 2027 · taxonomy 207N00000X

Clinical focus

Dmand AI lists acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, corns and calluses, hives, itchy rashes and minor injury to a limb among the conditions Dr. Ferris treats.

Dermatologists near Dr. Ferris

Counts of dermatologists with a Dmand AI profile, by place and practice. Each opens the list.

1,910dermatologists in California
2dermatologists in Escondido

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Katherine Ferris billed Medicare for 4,332 services in 2024

CMS data shows 4,332 Medicare services from Dr. Ferris across 21 procedure codes in 2024, for 452 Medicare patients. Medicare paid $250,578 for them. Every service was in an office.

Medicare services, 20244,332
Medicare patients452
Paid by Medicare$250,578
Procedure codes21

Dr. Ferris' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 2,8812024: 2,7734%
Office and hospital visits
2023: 9572024: 1,0429%
Lab and pathology
2023: 4802024: 40715%
Drugs given in the office
2023: 612024: 9251%
Tests and treatments
2023: 202024: 1810%

Dr. Ferris compared with the California median for dermatologists, 2024

  • Dr. Ferris
  • California median
Medicare services
4,332vs 1,7502.5 times
Medicare patients
452vs 37720% above
Part D claims
45vs 36788% below

Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.

Dr. Ferris' 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.

See all procedures by Dr. Ferris

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ferris and other dermatologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Katherine Ferris treated 452 Medicare patients in 2024, average age 76

CMS counts 452 Medicare patients who saw Dr. Ferris in 2024. The largest group is 65 to 74, with 206 patients. 73% of them have high cholesterol, and 63% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Ferris' median patient age at 67, with 56% women.

Medicare patients, 2024452
Average age76
Average risk score1.00
Also on Medicaid7%

Dr. Ferris' Medicare patients by age, 2024

Dr. Ferris' Medicare patients by sex, 2024

  • Women25256%
  • Men20044%

Chronic conditions among Dr. Ferris' Medicare patients, 2024

  1. High cholesterol73%
  2. High blood pressure63%
  3. Arthritis38%
  4. Chronic kidney disease19%
  5. Mood disorders18%
  6. Atrial fibrillation17%
  7. Depression17%
  8. Osteoporosis17%

Share of Medicare patients with each condition. A patient can have several.

Dr. Ferris' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women56%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Katherine Ferris wrote 125 Medicare Part D claims in 2024

In 2024, Dr. Ferris wrote 125 Medicare Part D claims for 44 patients. 82% of them were for generic drugs. CMS names the drug for 45 of them, across 3 drugs with 11 or more claims each, at $832 in total drug cost. In 2023, CMS named 309 claims across 12 drugs.

Part D claims, 2024125
Drugs named by CMS3
Total drug cost$832
Part D patients44

Dr. Ferris' Part D claims by kind of drug, 2024

  • Generic102 claims82%
  • Brand-name23 claims18%

Dr. Ferris' 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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3092024: 4585%

Drugs named by CMS: 3 in 2024, 12 in 2023.

See all prescribing by Dr. Ferris

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. Katherine Ferris scored 97 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Ferris for performance year 2024, reported individually. Dr. Ferris accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 960 procedures of removal of skin lesions by Dr. Ferris, more than 93% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Ferris' MIPS scores, performance year 2024

  • 97of 100Final score
  • 94.2of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Ferris ranks in Medicare procedure volume

Removal of skin lesions
93rd percentile960 procedures
Skin biopsy
93rd percentile362 procedures
Removal of skin cancer
27th percentile139 procedures
Melanoma (skin cancer) excision
64th percentile11 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Katherine Ferris has 2 publications on record

Dmand AI links 2 papers to Dr. Ferris. Dr. Ferris' most frequent co-authors are Keyvan Nouri, MD and Michael Ian Shiman, MD.

Papers2

Dr. Ferris' most frequent co-authors

Recent publications by Dr. Ferris

See all 2 publications and co-authors

See who Dr. Ferris researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ferris works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Katherine Ferris received $2,582 in industry payments from 2017 to 2025

CMS Open Payments shows 115 general payments to Dr. Ferris from 14 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 70% of the total. Janssen Pharmaceuticals, Inc paid the most, $763.

General payments to Dr. Ferris by program year, 2017 to 2025

General payments to Dr. Ferris by kind, 2017 to 2025

$2.6Kin total
  • Food and beverage$1,82070%
  • Education$41216%
  • Honoraria$35014%

Companies that paid Dr. Ferris the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Ferris

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Katherine Ferris graduated from University of Miami, Miller School of Medicine

Dr. Ferris graduated from University of Miami, Miller School of Medicine in 2013.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Katherine Ferris accepts plans from 9 insurance carriers

Dr. Ferris is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Ferris accepts, by number of carriers

  1. Medicare6
  2. PPO6
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Katherine Ferris's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Katherine Ferris

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 Ferris' NPI number?

Dr. Katherine Ferris' NPI number is 1346661832. It was assigned on December 30, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Katherine Ferris?

Dr. Katherine Ferris is a dermatologist in Escondido, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Katherine Ferris practice?

Dr. Ferris practices at 504 W Mission Ave, Escondido, CA 92025. Dr. Ferris' primary practice is Escondido Dermatology, Inc a Professional Corporation in Escondido, California. Dmand AI also links Dr. Ferris to 1 group practice or clinic.

What is Dr. Katherine Ferris' office phone number?

The practice phone on file for Dr. Ferris is (760) 747-1980.

What is Dr. Katherine Ferris' medical license number?

Dr. Ferris holds California license 135021.

What medical group is Dr. Katherine Ferris part of?

Dr. Ferris is linked to Escondido Dermatology.

Does Dr. Katherine Ferris accept Medicare?

Yes. CMS data shows Dr. Ferris billed Medicare for 4,332 services in 2024, and Dr. Ferris accepts Medicare assignment.

What is Dr. Katherine Ferris' MIPS score?

Dr. Ferris' MIPS final score for performance year 2024 is 97 out of 100, reported individually.

How many Medicare patients does Dr. Katherine Ferris see?

CMS counts 452 Medicare patients who saw Dr. Ferris in 2024, with an average age of 76.

Is Dr. Katherine Ferris board certified?

Yes. Dr. Ferris is board certified in dermatology by the American Board of Dermatology.

Show 8 more questionsShow fewer questions

What services does Dr. Katherine Ferris bill to Medicare?

In 2024, Dr. Ferris' most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and lab and pathology test (88305).

Where did Dr. Katherine Ferris go to medical school?

Dr. Ferris graduated from University of Miami, Miller School of Medicine in 2013.

What drugs does Dr. Katherine Ferris prescribe most?

In 2024 Medicare Part D data, Dr. Ferris' most prescribed drugs by claims were Ketoconazole, Triamcinolone Acetonide and Doxycycline Hyclate.

Has Dr. Katherine Ferris received payments from drug or device companies?

CMS Open Payments shows $2,582 in general payments to Dr. Ferris from 14 companies from 2017 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Katherine Ferris been practicing?

Dr. Ferris graduated from medical school in 2013, 13 years ago.

Does Dr. Katherine Ferris do research?

Dmand AI links 2 publications to Dr. Ferris.

Who does Dr. Katherine Ferris publish with?

Dr. Ferris' most frequent co-authors are Keyvan Nouri, MD (2 shared papers) and Michael Ian Shiman, MD (1 shared paper).

What insurance does Dr. Katherine Ferris accept?

Dr. Ferris is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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