J Emerg Med
Aortic DissectionElectrocardiographyEmergency Service, Hospital
Dr. Erwin K. Song, MD
NPI1154359024
- Medicare services, 2024
- 797
- Medicare patients, 2024
- 599
- Part D claims, 2024
- 307
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 101 E. Valencia Mesa Drive, Fullerton, CA 92835
- Practice phone
- Call (714) 578-8706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Jude Medical Center - Unit
Acute Care Hospital-Unit · Fullerton, California
Find Dr. Song's professional email, personal email and mobile number
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Dr. Erwin K. Song is an emergency medicine physician in Fullerton, California
Dr. Song practices at St. Jude Medical Center - Unit in Fullerton, California.
Dr. Song's NPI, 1154359024, was assigned on June 29, 2006. Dr. Song graduated from UC Davis School of Medicine in 1999. Dr. Song holds California license A82182.
NPI and contact details
- NPI
- 1154359024NPI Registry (opens in a new tab)
- NPI enumeration date
- June 29, 2006
- NPI status
- Active
- Practice phone
- (714) 578-8706
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Erwin K. Song practices at St. Jude Medical Center - Unit in Fullerton, California
Dr. Song's primary practice is St. Jude Medical Center - Unit, at 101 E. Valencia Mesa Drive, Fullerton, CA 92835 in Orange County. The practice phone is (714) 578-8706.
- St. Jude Medical Center - Unit101 E. Valencia Mesa Drive, Fullerton, CA 92835 · Orange CountyPhone(714) 578-8706
Source: Dmand AI Affiliation Data
Dr. Erwin K. Song is affiliated with 1 site of care and 1 medical group
Dr. Song's primary practice is St. Jude Medical Center - Unit in Fullerton, California. The medical group on file is St. Jude Emergency Medicine Group.
St. Jude Medical Center - UnitPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Erwin K. Song's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Song practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Jude Medical Center - Unit | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Erwin K. Song is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Song's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Song is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Song's licenses on file in 3 states: California, Florida and Pennsylvania.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Florida license
- Pennsylvania license
Emergency medicine physicians near Dr. Song
Counts of emergency medicine physicians 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. Erwin K. Song billed Medicare for 797 services in 2024
CMS data shows 797 Medicare services from Dr. Song across 4 procedure codes in 2024, for 599 Medicare patients. Medicare paid $96,079 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024797
Medicare patients599
Paid by Medicare$96,079
Procedure codes4
Dr. Song's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6822024: 6278%
- Tests and treatments
- 2023: 1722024: 1701%
Dr. Song compared with the California median for emergency medicine physicians, 2024
- Dr. Song
- California median
- Medicare services
- 797vs 2653.0 times
- Medicare patients
- 599vs 2432.5 times
- Part D claims
- 179vs 622.9 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. 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.
Need commercial claims for Dr. Song?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Song and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Erwin K. Song treated 599 Medicare patients in 2024, average age 78
CMS counts 599 Medicare patients who saw Dr. Song in 2024. The largest group is 85 and over, with 195 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.29, 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. Song's median patient age at 58, with 56% women.
Medicare patients, 2024599
Average age78
Average risk score2.29
Also on Medicaid37%
Dr. Song's Medicare patients by age, 2024
Dr. Song's Medicare patients by sex, 2024
- Women33556%
- Men26444%
Chronic conditions among Dr. Song's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes46%
- Chronic kidney disease43%
- Heart failure38%
- Mood disorders38%
- Anxiety36%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 58
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Erwin K. Song wrote 307 Medicare Part D claims in 2024
In 2024, Dr. Song wrote 307 Medicare Part D claims for 237 patients. 92% of them were for generic drugs. CMS names the drug for 179 of them, across 7 drugs with 11 or more claims each, at $3,087 in total drug cost. In 2023, CMS named 83 claims across 3 drugs.
Part D claims, 2024307
Drugs named by CMS7
Total drug cost$3,087
Part D patients237
Dr. Song's Part D claims by kind of drug, 2024
- Generic281 claims92%
- Brand-name and other26 claims8%
Dr. 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 Dr. Song's Part D claims, 2024
- Opioids17%53 of 307 claims
- Antibiotics38%117 of 307 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: 832024: 179116%
Drugs named by CMS: 7 in 2024, 3 in 2023.
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. Erwin K. Song has 1 publication on record
Dmand AI links 1 paper to Dr. Song. Dr. Song's most frequent co-author is Paul Franci Kolecki, MD.
Papers1
Dr. Song's most frequent co-authors
Recent publications by Dr. Song
See who Dr. Song researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Song works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Erwin K. Song received $248 in industry payments from 2016 to 2025
CMS Open Payments shows 7 general payments to Dr. Song from 3 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $133.
General payments to Dr. Song by program year, 2016 to 2025
Companies that paid Dr. Song the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Erwin K. Song graduated from UC Davis School of Medicine
Dr. Song graduated from UC Davis School of Medicine in 1999.
- Medical school
- Board certified in emergency medicine
- Board certified in neurocritical care
Source: Dmand AI Professional Profile Data
Sources for Dr. Erwin K. Song'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (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 Dr. Erwin K. 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 Dr. Erwin K. Song's NPI number?
Dr. Erwin K. Song's NPI number is 1154359024. It was assigned on June 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Erwin K. Song?
Dr. Erwin K. Song is an emergency medicine physician in Fullerton, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Erwin K. Song practice?
Dr. Song practices at 101 E. Valencia Mesa Drive, Fullerton, CA 92835. Dr. Song's primary practice is St. Jude Medical Center - Unit in Fullerton, California.
What is Dr. Erwin K. Song's office phone number?
The practice phone on file for Dr. Song is (714) 578-8706.
What is Dr. Erwin K. Song's medical license number?
Dr. Song holds California license A82182, one of the licenses on file in 3 states.
Which states has Dr. Erwin K. Song been licensed in?
Dmand AI has state licenses on file for Dr. Song in California (2003 to 2026), Florida (2018 to 2020) and Pennsylvania (2000 to 2004).
What medical group is Dr. Erwin K. Song part of?
Dr. Song is linked to St. Jude Emergency Medicine Group.
Does Dr. Erwin K. Song accept Medicare?
Yes. CMS data shows Dr. Song billed Medicare for 797 services in 2024.
How many Medicare patients does Dr. Erwin K. Song see?
CMS counts 599 Medicare patients who saw Dr. Song in 2024, with an average age of 78.
Is Dr. Erwin K. Song board certified?
Yes. Dr. Song is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 7 more questionsShow fewer questions
What services does Dr. Erwin K. Song bill to Medicare?
In 2024, Dr. Song's most billed Medicare services were emergency department visit (99285), critical care (99291) and heart test or procedure (93010).
Where did Dr. Erwin K. Song go to medical school?
Dr. Song graduated from UC Davis School of Medicine in 1999.
What drugs does Dr. Erwin K. Song prescribe most?
In 2024 Medicare Part D data, Dr. Song's most prescribed drugs by claims were Cefpodoxime Proxetil, Hydrocodone-Acetaminophen and Azithromycin.
Has Dr. Erwin K. Song received payments from drug or device companies?
CMS Open Payments shows $248 in general payments to Dr. Song from 3 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Erwin K. Song been practicing?
Dr. Song graduated from medical school in 1999, 27 years ago.
Does Dr. Erwin K. Song do research?
Dmand AI links 1 publication to Dr. Song.
Who does Dr. Erwin K. Song publish with?
Dr. Song's most frequent co-authors are Paul Franci Kolecki, MD (1 shared paper).
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