Eugene Song, PA-C

  • Simi Valley, CA
  • Physician assistant
NPI1588903926PAC ID3274778147
Medicare services, 2024
78
Medicare patients, 2024
86
Part D claims, 2024
101
Hospital affiliations
2
Industry payments
$81
Practice address
2975 N Sycamore Dr, Simi Valley, CA 93065
Practice phone
Call (805) 955-6000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Adventist Health Simi Valley

Hospital · Simi Valley, California

See all 8 affiliations

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Eugene Song is a physician assistant in Simi Valley, California

Eugene Song practices at Adventist Health Simi Valley in Simi Valley, California, part of Adventist Health.

Eugene Song's NPI, 1588903926, was assigned on February 5, 2013. Eugene Song holds California license PA22779.

NPI and contact details
Medicare PAC ID
3274778147
NPI enumeration date
February 5, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 955-6000
Professional email
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Personal email
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Mobile number
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Sex
Male

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

Eugene Song practices at Adventist Health Simi Valley in Simi Valley, California

Eugene Song's primary practice is Adventist Health Simi Valley, at 2975 N Sycamore Dr, Simi Valley, CA 93065 in Ventura County. The practice phone is (805) 955-6000.

Source: Dmand AI Affiliation Data

Eugene Song is affiliated with 2 sites of care and 6 medical groups

Eugene Song's primary practice is Adventist Health Simi Valley in Simi Valley, California, part of Adventist Health. Eugene Song is also affiliated with Kaweah Health Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Eugene Song to 5 more medical groups, each named with a free account.

See all 8 affiliations for Eugene Song

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

Dmand AI tracks the EHR system at Eugene Song's practice

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

EHR by site
SiteEHR vendor and product
Adventist Health Simi ValleyAvailable with a free account
+1 more site and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Eugene Song is one of 2,381 physician assistants in California

Medical is Eugene Song's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Eugene Song is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Eugene Song is licensed in California.

Specialties and state licenses

  • Medical physician assistant, CaliforniaPrimaryLicense PA22779 · taxonomy 363AM0700X

Physician assistants near Eugene Song

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

Eugene Song billed Medicare for 78 services in 2024

CMS data shows 78 Medicare services from Eugene Song across 2 procedure codes in 2024, for 86 Medicare patients. Medicare paid $6,293 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202478
Medicare patients86
Paid by Medicare$6,293
Procedure codes2

Eugene Song compared with the California median for physician assistants, 2024

  • Eugene Song
  • California median
Medicare services
78vs 27872% below
Medicare patients
86vs 11626% below
Part D claims
46vs 44090% below

Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.

Eugene Song'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 Eugene Song

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

Eugene Song treated 86 Medicare patients in 2024, average age 71

CMS counts 86 Medicare patients who saw Eugene Song in 2024. The largest group is 65 to 74, with 36 patients. 71% of them have high blood pressure, and 66% have high cholesterol. 41% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Eugene Song's median patient age at 31, with 56% women.

Medicare patients, 202486
Average age71
Average risk score1.17
Also on Medicaid41%

Eugene Song's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Eugene Song's Medicare patients by sex, 2024

  • Women5159%
  • Men3541%

Chronic conditions among Eugene Song's Medicare patients, 2024

  1. High blood pressure71%
  2. High cholesterol66%
  3. Arthritis55%
  4. Diabetes38%
  5. Anxiety35%
  6. Mood disorders33%
  7. Depression27%
  8. COPD26%

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

Eugene Song's patients across all payers

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

Patient panel by age, all payers

Median age 31

Patient panel by sex, all payers

  • Women56%
  • Men43%

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

Eugene Song wrote 101 Medicare Part D claims in 2024

In 2024, Eugene Song wrote 101 Medicare Part D claims for 72 patients. 96% of them were for generic drugs. CMS names the drug for 46 of them, across 3 drugs with 11 or more claims each, at $199 in total drug cost.

Part D claims, 2024101
Drugs named by CMS3
Total drug cost$199
Part D patients72

Eugene Song's Part D claims by kind of drug, 2024

  • Generic97 claims96%
  • Brand-name and other4 claims4%

Eugene Song'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 Eugene Song's Part D claims, 2024

  • Opioids21%21 of 101 claims
  • Antibiotics34%34 of 101 claims

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

See all prescribing by Eugene Song

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 Eugene Song takes part in Medicare

Eugene Song 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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Eugene Song received $81 in industry payments in 2025

CMS Open Payments shows 3 general payments to Eugene Song from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Sun Pharmaceutical Industries Inc. paid the most, $81.

Companies that paid Eugene Song the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Eugene Song

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

Eugene Song is board certified in certified physician assistant

  1. Board certified in certified physician assistantNational Commission on Certification of Physician Assistants (NCCPA)

Source: Dmand AI Professional Profile Data

Sources for Eugene Song'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 Eugene Song

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Eugene Song's NPI number?

Eugene Song's NPI number is 1588903926. It was assigned on February 5, 2013, and it is active in the NPI Registry.

What does Eugene Song specialize in?

Eugene Song is a physician assistant in Simi Valley, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Eugene Song practice?

Eugene Song practices at 2975 N Sycamore Dr, Simi Valley, CA 93065. Eugene Song's primary practice is Adventist Health Simi Valley in Simi Valley, California, part of Adventist Health. Dmand AI also links Eugene Song to 5 medical groups.

What is Eugene Song's office phone number?

The practice phone on file for Eugene Song is (805) 955-6000.

What is Eugene Song's medical license number?

Eugene Song holds California license PA22779.

Which hospitals is Eugene Song affiliated with?

Eugene Song practices at Adventist Health Simi Valley in Simi Valley, California. Eugene Song is also affiliated with Kaweah Health Medical Center.

What medical group is Eugene Song part of?

Eugene Song is linked to Southern California Permanente Medical Group. Dmand AI links Eugene Song to 5 more medical groups.

Does Eugene Song accept Medicare?

Yes. CMS data shows Eugene Song billed Medicare for 78 services in 2024, and Eugene Song accepts Medicare assignment.

How many Medicare patients does Eugene Song see?

CMS counts 86 Medicare patients who saw Eugene Song in 2024, with an average age of 71.

Is Eugene Song board certified?

Yes. Eugene Song is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).

Show 4 more questionsShow fewer questions

What services does Eugene Song bill to Medicare?

In 2024, Eugene Song's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).

What drugs does Eugene Song prescribe most?

In 2024 Medicare Part D data, Eugene Song's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Ibuprofen and Cephalexin.

Has Eugene Song received payments from drug or device companies?

CMS Open Payments shows $81 in general payments to Eugene Song from 1 company from 2025 to 2025. The largest total came from Sun Pharmaceutical Industries Inc.

How long has Eugene Song been practicing?

Eugene Song's NPI was assigned in 2013.

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