Dr. Philip Efraim Korsun, DO

  • Panorama City, CA
  • Internist
NPI1053872309PAC ID8820478977
Medicare services, 2024
539
Medicare patients, 2024
152
Part D claims, 2024
624
Publications
2
Hospital affiliations
1
Practice address
14850 Roscoe Blvd, Panorama City, CA 91402
Practice phone
Call (818) 904-3100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mission Community Hospital

Hospital · Panorama City, California

See all 3 affiliations

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Dr. Philip Efraim Korsun is an internist in Panorama City, California

Dr. Korsun practices at Mission Community Hospital in Panorama City, California, part of Mission Community Hospital.

Dr. Korsun's NPI, 1053872309, was assigned on March 28, 2019. Dr. Korsun graduated from WesternU College of Osteopathic Medicine of the Pacific in 2019. Dr. Korsun holds California license 20A19382.

NPI and contact details
Medicare PAC ID
8820478977
NPI enumeration date
March 28, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(818) 904-3100
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
33
Medical school graduation
2019

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

Dr. Philip Efraim Korsun practices at Mission Community Hospital in Panorama City, California

Dr. Korsun's primary practice is Mission Community Hospital, at 14850 Roscoe Blvd, Panorama City, CA 91402 in Los Angeles County. The practice phone is (818) 904-3100.

Source: Dmand AI Affiliation Data

Dr. Philip Efraim Korsun is affiliated with 2 sites of care and 1 medical group

Dr. Korsun's primary practice is Mission Community Hospital in Panorama City, California, part of Mission Community Hospital. The medical group on file is Innovative Medical Solutions (IMS Med Group). Dmand AI also links Dr. Korsun to 1 more physician office, named with a free account.

See all 3 affiliations for Dr. Korsun

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Philip Efraim Korsun's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Korsun practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mission Community HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Philip Efraim Korsun is one of 16,751 internists in California

Internal medicine is Dr. Korsun's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Korsun is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Korsun's licenses on file in 2 states: California and Texas.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense 20A19382 · 2022 to 2027 · taxonomy 207R00000X
  • Texas license2021 to 2022

Clinical focus

Dmand AI lists acute diabetes, acute respiratory failure, cardiac arrhythmia, cellulitis, congestive heart failure, electrolyte disorders, gastrointestinal bleeding and gastrointestinal obstruction among the conditions Dr. Korsun treats.

Internists near Dr. Korsun

Counts of internists 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. Philip Efraim Korsun billed Medicare for 539 services in 2024

CMS data shows 539 Medicare services from Dr. Korsun across 4 procedure codes in 2024, for 152 Medicare patients. Medicare paid $53,344 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024539
Medicare patients152
Paid by Medicare$53,344
Procedure codes4

Dr. Korsun's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3752024: 53944%

Dr. Korsun compared with the California median for internists, 2024

  • Dr. Korsun
  • California median
Medicare services
539vs 36149% above
Medicare patients
152vs 151Close to median
Part D claims
335vs 42120% below

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Korsun's 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. Korsun

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

Dr. Philip Efraim Korsun treated 152 Medicare patients in 2024, average age 69

CMS counts 152 Medicare patients who saw Dr. Korsun in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 89% are also on Medicaid. Their average risk score is 3.38, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Korsun's median patient age at 55, with 37% women.

Medicare patients, 2024152
Average age69
Average risk score3.38
Also on Medicaid89%

Dr. Korsun's Medicare patients by age, 2024

Dr. Korsun's Medicare patients by sex, 2024

  • Women6140%
  • Men9160%

Chronic conditions among Dr. Korsun's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis68%
  4. Diabetes61%
  5. Mood disorders61%
  6. Depression56%
  7. Anxiety54%
  8. Chronic kidney disease47%

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

Dr. Korsun's patients across all payers

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

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women37%
  • Men62%

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

Dr. Philip Efraim Korsun wrote 624 Medicare Part D claims in 2024

In 2024, Dr. Korsun wrote 624 Medicare Part D claims for 259 patients. 89% of them were for generic drugs. CMS names the drug for 335 of them, across 17 drugs with 11 or more claims each, at $11,859 in total drug cost. In 2023, CMS named 199 claims across 12 drugs.

Part D claims, 2024624
Drugs named by CMS17
Total drug cost$11,859
Part D patients259

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

  • Generic553 claims89%
  • Brand-name and other71 claims11%

Dr. Korsun'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.

Drug classes CMS tracks in Dr. Korsun's Part D claims, 2024

  • Opioids7%43 of 624 claims
  • Antibiotics17%104 of 624 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1992024: 33568%

Drugs named by CMS: 17 in 2024, 12 in 2023.

See all prescribing by Dr. Korsun

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

How Dr. Philip Efraim Korsun takes part in Medicare

Dr. Korsun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Philip Efraim Korsun has 2 publications on record

Dmand AI links 2 papers to Dr. Korsun, published from 2022 to 2023. Dr. Korsun's most frequent co-authors are Ahmad Ibtehal Ahsen, DO, Zain Tariq, MBBS, MD and Fadi Albahra, MD.

Papers2
Years published2022 to 2023

Dr. Korsun's most frequent co-authors

Recent publications by Dr. Korsun

See all 2 publications and co-authors

See who Dr. Korsun researches with

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

How network discovery works

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

Dr. Philip Efraim Korsun graduated from WesternU College of Osteopathic Medicine of the Pacific

Dr. Korsun graduated from WesternU College of Osteopathic Medicine of the Pacific in 2019.

  1. Medical schoolWesternU College of Osteopathic Medicine of the Pacific
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Philip Efraim Korsun accepts plans from 7 insurance carriers

Dr. Korsun is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Kaiser Permanente. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Kaiser Permanente
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Korsun accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Philip Efraim Korsun'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Philip Efraim Korsun

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. Philip Efraim Korsun's NPI number?

Dr. Philip Efraim Korsun's NPI number is 1053872309. It was assigned on March 28, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Philip Efraim Korsun?

Dr. Philip Efraim Korsun is an internist in Panorama City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Philip Efraim Korsun practice?

Dr. Korsun practices at 14850 Roscoe Blvd, Panorama City, CA 91402. Dr. Korsun's primary practice is Mission Community Hospital in Panorama City, California, part of Mission Community Hospital. Dmand AI also links Dr. Korsun to 1 physician office.

What is Dr. Philip Efraim Korsun's office phone number?

The practice phone on file for Dr. Korsun is (818) 904-3100.

What is Dr. Philip Efraim Korsun's medical license number?

Dr. Korsun holds California license 20A19382, one of the licenses on file in 2 states.

Which states has Dr. Philip Efraim Korsun been licensed in?

Dmand AI has state licenses on file for Dr. Korsun in California (2022 to 2027) and Texas (2021 to 2022).

Which hospitals is Dr. Philip Efraim Korsun affiliated with?

Dr. Korsun practices at Mission Community Hospital in Panorama City, California.

What medical group is Dr. Philip Efraim Korsun part of?

Dr. Korsun is linked to Innovative Medical Solutions (IMS Med Group).

Does Dr. Philip Efraim Korsun accept Medicare?

Yes. CMS data shows Dr. Korsun billed Medicare for 539 services in 2024, and Dr. Korsun accepts Medicare assignment.

How many Medicare patients does Dr. Philip Efraim Korsun see?

CMS counts 152 Medicare patients who saw Dr. Korsun in 2024, with an average age of 69.

Show 8 more questionsShow fewer questions

Is Dr. Philip Efraim Korsun board certified?

Yes. Dr. Korsun is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Philip Efraim Korsun bill to Medicare?

In 2024, Dr. Korsun's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).

Where did Dr. Philip Efraim Korsun go to medical school?

Dr. Korsun graduated from WesternU College of Osteopathic Medicine of the Pacific in 2019.

What drugs does Dr. Philip Efraim Korsun prescribe most?

In 2024 Medicare Part D data, Dr. Korsun's most prescribed drugs by claims were Pantoprazole Sodium, Amlodipine Besylate and Amoxicillin-Clavulanate Potass.

How long has Dr. Philip Efraim Korsun been practicing?

Dr. Korsun graduated from medical school in 2019, 7 years ago.

Does Dr. Philip Efraim Korsun do research?

Dmand AI links 2 publications to Dr. Korsun, published from 2022 to 2023.

Who does Dr. Philip Efraim Korsun publish with?

Dr. Korsun's most frequent co-authors are Ahmad Ibtehal Ahsen, DO (2 shared papers), Zain Tariq, MBBS, MD (2 shared papers) and Fadi Albahra, MD (1 shared paper).

What insurance does Dr. Philip Efraim Korsun accept?

Dr. Korsun is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Kaiser Permanente. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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