Dr. Kathryn Papier Hirst, MD

  • Los Angeles, CA
  • Psychiatrist
NPI1053452664PAC ID3577600378
Part D claims, 2024
152
Publications
16
Clinical trials
1
Industry payments
$39
Affiliated sites
1
Practice address
10780 W Santa Monica Blvd, Los Angeles, CA 90025
Practice phone
Call (310) 963-2065
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Lightfully Behavioral Health

Los Angeles, California

See all 3 affiliations

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Dr. Kathryn Papier Hirst is a psychiatrist in Los Angeles, California

Dr. Hirst practices at Lightfully Behavioral Health in Los Angeles, California.

Dr. Hirst's NPI, 1053452664, was assigned on February 8, 2007. Dr. Hirst graduated from UC San Diego School of Medicine in 2004. Dr. Hirst holds California license A95063.

NPI and contact details
Medicare PAC ID
3577600378
NPI enumeration date
February 8, 2007
NPI status
Active
Practice phone
(310) 963-2065
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
48
Medical school graduation
2004

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

Dr. Kathryn Papier Hirst practices at Lightfully Behavioral Health in Los Angeles, California

Dr. Hirst's primary practice is Lightfully Behavioral Health, at 10780 W Santa Monica Blvd, Los Angeles, CA 90025 in Los Angeles County. The practice phone is (310) 963-2065.

  • Lightfully Behavioral Health
    10780 W Santa Monica Blvd, Los Angeles, CA 90025 · Los Angeles CountyPhone(310) 963-2065

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

Dr. Kathryn Papier Hirst is affiliated with 2 sites of care and 1 medical group

Dr. Hirst's primary practice is Lightfully Behavioral Health in Los Angeles, California. The medical group on file is BOLD Health. Dmand AI also links Dr. Hirst to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Hirst

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

Dmand AI tracks the EHR system at Dr. Kathryn Papier Hirst's practice

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

EHR by site
SiteEHR vendor and product
Lightfully Behavioral HealthAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Kathryn Papier Hirst is one of 6,803 psychiatrists in California

Psychiatry is Dr. Hirst's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Hirst is board certified in addiction medicine by the American Board of Emergency Medicine. Dr. Hirst is licensed in California.

Specialties and state licenses

  • Psychiatry, CaliforniaPrimaryLicense A95063 · 2006 to 2026 · taxonomy 2084P0800X

Clinical focus

Dmand AI lists alcohol use disorders, anxiety and depression among the conditions Dr. Hirst treats.

Psychiatrists near Dr. Hirst

Counts of psychiatrists 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. Kathryn Papier Hirst's patients have a median age of 39

Across all payers, Dmand AI patient panel data puts Dr. Hirst's median patient age at 39, with 59% women.

Dr. Hirst's patients across all payers

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

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women59%
  • Men39%

Source: Dmand AI Patient Panel Data

Dr. Kathryn Papier Hirst wrote 152 Medicare Part D claims in 2024

In 2024, Dr. Hirst wrote 152 Medicare Part D claims for 24 patients. 97% of them were for generic drugs. CMS names the drug for 59 of them, across 4 drugs with 11 or more claims each, at $1,942 in total drug cost. In 2021, CMS named 53 claims across 4 drugs.

Part D claims, 2024152
Drugs named by CMS4
Total drug cost$1,942
Part D patients24

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

  • Generic148 claims97%
  • Brand-name and other4 claims3%

Dr. Hirst'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.

Part D claims for drugs CMS names, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 532024: 5911%

Drugs named by CMS: 4 in 2024, 4 in 2021.

See all prescribing by Dr. Hirst

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

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Dr. Kathryn Papier Hirst has 16 publications on record

Dmand AI links 16 papers to Dr. Hirst, published from 2010 to 2018. 2012 was the busiest year, with 4. The most frequent topics are Diabetes Mellitus, Type 2, Blood Glucose and Body Mass Index. Dr. Hirst has published most often in Diabetes Care. Dr. Hirst's most frequent co-authors are Robert Berkowitz, MD, Francine R. Kaufman, MD and Kenneth C. Copeland, MD.

Papers16
Years published2010 to 2018

Dr. Hirst's papers by year, 2010 to 2018

Topics Dr. Hirst writes about most

  • Diabetes Mellitus, Type 2
  • Blood Glucose
  • Body Mass Index
  • Glycated Hemoglobin
  • Depression
  • Hypoglycemic Agents
  • Metformin
  • Depression, Postpartum

Dr. Hirst's most frequent co-authors

Recent publications by Dr. Hirst

See all 16 publications and co-authors

See who Dr. Hirst researches with

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

How network discovery works

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

Dr. Kathryn Papier Hirst has worked on 1 clinical trial

Dmand AI links Dr. Hirst to 1 clinical trial. Conditions studied include Diabetes Mellitus, Type 2 and Diabetes Mellitus.

Conditions in Dr. Hirst's trials

  • Diabetes Mellitus, Type 2
  • Diabetes Mellitus

Investigators on the most trials with Dr. Hirst

Recent clinical trials with Dr. Hirst

TODAY Genetics Study (opens in a new tab)

CompletedNCT00722397 · Started August 1, 2008 · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Diabetes Mellitus, Type 2Diabetes Mellitus

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Kathryn Papier Hirst received $39 in industry payments from 2017 to 2018

CMS Open Payments shows 2 general payments to Dr. Hirst from 2 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Alkermes, Inc. paid the most, $23.

General payments to Dr. Hirst by program year, 2017 to 2018

Companies that paid Dr. Hirst the most, 2017 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Hirst

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

Dr. Kathryn Papier Hirst graduated from UC San Diego School of Medicine

Dr. Hirst graduated from UC San Diego School of Medicine in 2004.

  1. Medical schoolUC San Diego School of Medicine
  2. Board certified in addiction medicineAmerican Board of Emergency Medicine
  3. Board certified in family medicineAmerican Board of Family Medicine
  4. Board certified in addiction medicineAmerican Board of Preventive Medicine
  5. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Kathryn Papier Hirst accepts plans from 2 insurance carriers

Dr. Hirst is in network with 2 carriers, including Aetna and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Aetna
  • CMS Medicare

Plan types Dr. Hirst accepts, by number of carriers

  1. Medicare2
  2. EPO1
  3. HMO1
  4. POS1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Kathryn Papier Hirst'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 patients and the all-payer patient panelDmand AI Patient Panel Data
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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Kathryn Papier Hirst

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. Kathryn Papier Hirst's NPI number?

Dr. Kathryn Papier Hirst's NPI number is 1053452664. It was assigned on February 8, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Kathryn Papier Hirst?

Dr. Kathryn Papier Hirst is a psychiatrist in Los Angeles, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Dr. Kathryn Papier Hirst practice?

Dr. Hirst practices at 10780 W Santa Monica Blvd, Los Angeles, CA 90025. Dr. Hirst's primary practice is Lightfully Behavioral Health in Los Angeles, California. Dmand AI also links Dr. Hirst to 1 group practice or clinic.

What is Dr. Kathryn Papier Hirst's office phone number?

The practice phone on file for Dr. Hirst is (310) 963-2065.

What is Dr. Kathryn Papier Hirst's medical license number?

Dr. Hirst holds California license A95063.

What medical group is Dr. Kathryn Papier Hirst part of?

Dr. Hirst is linked to BOLD Health.

Is Dr. Kathryn Papier Hirst board certified?

Yes. Dr. Hirst is board certified in addiction medicine by the American Board of Emergency Medicine.

Where did Dr. Kathryn Papier Hirst go to medical school?

Dr. Hirst graduated from UC San Diego School of Medicine in 2004.

What drugs does Dr. Kathryn Papier Hirst prescribe most?

In 2024 Medicare Part D data, Dr. Hirst's most prescribed drugs by claims were Buprenorphine-Naloxone, Desvenlafaxine Succinate ER and Escitalopram Oxalate.

Has Dr. Kathryn Papier Hirst received payments from drug or device companies?

CMS Open Payments shows $39 in general payments to Dr. Hirst from 2 companies from 2017 to 2018. The largest total came from Alkermes, Inc.

Show 4 more questionsShow fewer questions

How long has Dr. Kathryn Papier Hirst been practicing?

Dr. Hirst graduated from medical school in 2004, 22 years ago.

Does Dr. Kathryn Papier Hirst do research?

Dmand AI links 16 publications to Dr. Hirst, published from 2010 to 2018. Dr. Hirst has worked on 1 clinical trial.

Who does Dr. Kathryn Papier Hirst publish with?

Dr. Hirst's most frequent co-authors are Robert Berkowitz, MD (3 shared papers), Francine R. Kaufman, MD (3 shared papers) and Kenneth C. Copeland, MD (2 shared papers).

What insurance does Dr. Kathryn Papier Hirst accept?

Dr. Hirst is in network with 2 carriers, including Aetna and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

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