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Dr. Daniel G. Arkfeld, MD
- Medicare services, 2024
- 663
- Medicare patients, 2024
- 252
- Part D claims, 2024
- 2,261
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 1500 San Pablo Street, Los Angeles, CA 90033
- Practice phone
- Call (323) 442-8656
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Arkfeld's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Daniel G. Arkfeld is a rheumatologist in Los Angeles, California
Dr. Arkfeld practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.
Dr. Arkfeld's NPI, 1780610105, was assigned on June 25, 2006. Dr. Arkfeld graduated from David Geffen School of Medicine at UCLA in 1986. Dr. Arkfeld holds California license G61240.
- NPI
- 1780610105NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416037981
- NPI enumeration date
- June 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (323) 442-8656
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel G. Arkfeld practices at Keck Hospital of USC in Los Angeles, California
Dr. Arkfeld's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.
- Keck Hospital of USC1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656
Source: Dmand AI Affiliation Data
Dr. Daniel G. Arkfeld is affiliated with 5 sites of care and 1 medical group
Dr. Arkfeld's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dr. Arkfeld is also affiliated with USC Verdugo Hills Hospital. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Arkfeld to 1 more group practice or clinic, 1 other site and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel G. Arkfeld's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arkfeld practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keck Hospital of USC | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel G. Arkfeld is one of 821 rheumatologists in California
Rheumatology is Dr. Arkfeld's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Arkfeld is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Arkfeld's licenses on file in 2 states: California and Hawaii.
Specialties and state licenses
- Rheumatology, CaliforniaPrimary
- Hawaii license
Clinical focus
Dmand AI lists arteritis, arthritis, fibromyalgia and chronic pain, gout, joint arthropathy, joint pain, lupus and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Arkfeld treats.
Rheumatologists near Dr. Arkfeld
Counts of rheumatologists 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. Daniel G. Arkfeld billed Medicare for 663 services in 2024
CMS data shows 663 Medicare services from Dr. Arkfeld across 6 procedure codes in 2024, for 252 Medicare patients. Medicare paid $41,789 for them.
Dr. Arkfeld's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6312024: 6044%
- Surgery
- 2023: 502024: 4412%
- Other services
- 2023: 02024: 15
Where Dr. Arkfeld's Medicare services took place, 2024
- In an office10816%
- In a facility55584%
Dr. Arkfeld compared with the California median for rheumatologists, 2024
- Dr. Arkfeld
- California median
- Medicare services
- 663vs 90026% below
- Medicare patients
- 252vs 21617% above
- Part D claims
- 1,764vs 96283% above
Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.
Dr. Arkfeld'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. Arkfeld?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arkfeld and other rheumatologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel G. Arkfeld treated 252 Medicare patients in 2024, average age 69
CMS counts 252 Medicare patients who saw Dr. Arkfeld in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have arthritis, and 65% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Arkfeld's median patient age at 63, with 82% women.
Dr. Arkfeld's Medicare patients by age, 2024
Dr. Arkfeld's Medicare patients by sex, 2024
- Women20983%
- Men4317%
Chronic conditions among Dr. Arkfeld's Medicare patients, 2024
- Arthritis75%
- High blood pressure65%
- High cholesterol64%
- Osteoporosis39%
- Anxiety33%
- Mood disorders31%
- Depression29%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Arkfeld's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women82%
- Men17%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel G. Arkfeld wrote 2,261 Medicare Part D claims in 2024
In 2024, Dr. Arkfeld wrote 2,261 Medicare Part D claims for 211 patients. 83% of them were for generic drugs. CMS names the drug for 1,764 of them, across 63 drugs with 11 or more claims each, at $1,188,362 in total drug cost. In 2023, CMS named 1,867 claims across 70 drugs.
Dr. Arkfeld's Part D claims by kind of drug, 2024
- Generic1,869 claims83%
- Brand-name369 claims16%
- Other23 claims1%
Dr. Arkfeld'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. Arkfeld's Part D claims, 2024
- Opioids10%237 of 2,261 claims
- Antibiotics2%41 of 2,261 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: 1,8672024: 1,7646%
Drugs named by CMS: 63 in 2024, 70 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
Dr. Daniel G. Arkfeld offers telehealth to Medicare patients
Dr. Arkfeld accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arkfeld as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Daniel G. Arkfeld has 1 publication on record
Dmand AI links 1 paper to Dr. Arkfeld in 2021. Dr. Arkfeld's most frequent co-authors are Alaa A. Abd-Elsayed, Abhimanyu N. Amarnani, MD, PhD and Jonathan Michael Hagedorn, MD.
Dr. Arkfeld's most frequent co-authors
- Alaa A. Abd-Elsayed1 shared paper
- Abhimanyu N. Amarnani, MD, PhD1 shared paper
- Jonathan Michael Hagedorn, MD1 shared paper
Recent publications by Dr. Arkfeld
See who Dr. Arkfeld researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arkfeld works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Daniel G. Arkfeld received $722,963 in industry payments from 2016 to 2025
CMS Open Payments shows 1,270 general payments to Dr. Arkfeld from 26 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 67% of the total. Amgen Inc. paid the most, $279,978.
General payments to Dr. Arkfeld by program year, 2016 to 2025
General payments to Dr. Arkfeld by kind, 2016 to 2025
- Speaker and faculty fees$482,55067%
- Consulting fees$74,99810%
- Travel and lodging$67,1069%
- Honoraria$66,8049%
- Other$31,5054%
Companies that paid Dr. Arkfeld 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. Daniel G. Arkfeld has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Arkfeld, most recently Top Doctors:LA Area in 2013.
Awards and honors for Dr. Arkfeld
- 2013
- Top Doctors:LA Area
- 2012
- Top Doctors:Southern California
- Undated
- ACR Fellow
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Daniel G. Arkfeld graduated from David Geffen School of Medicine at UCLA
Dr. Arkfeld graduated from David Geffen School of Medicine at UCLA in 1986.
- Medical school
- Board certified in internal medicine
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Dr. Daniel G. Arkfeld accepts plans from 12 insurance carriers
Dr. Arkfeld is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- LA Care
- Regence Health Plans
- Aspirus Health Plan
- +4 more carriersWith a free account
Plan types Dr. Arkfeld accepts, by number of carriers
- Medicare8
- PPO7
- HMO4
- POS4
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Daniel G. Arkfeld'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 DataDmand AI Org Hierarchy 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Daniel G. Arkfeld
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. Daniel G. Arkfeld's NPI number?
Dr. Daniel G. Arkfeld's NPI number is 1780610105. It was assigned on June 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel G. Arkfeld?
Dr. Daniel G. Arkfeld is a rheumatologist in Los Angeles, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Daniel G. Arkfeld practice?
Dr. Arkfeld practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Arkfeld's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Arkfeld to 1 group practice or clinic, 1 other site and 1 urgent care center.
What is Dr. Daniel G. Arkfeld's office phone number?
The practice phone on file for Dr. Arkfeld is (323) 442-8656.
What is Dr. Daniel G. Arkfeld's medical license number?
Dr. Arkfeld holds California license G61240, one of the licenses on file in 2 states.
Which states has Dr. Daniel G. Arkfeld been licensed in?
Dmand AI has state licenses on file for Dr. Arkfeld in California (1987 to 2027) and Hawaii (1987 to 1988).
Which hospitals is Dr. Daniel G. Arkfeld affiliated with?
Dr. Arkfeld practices at Keck Hospital of USC in Los Angeles, California. Dr. Arkfeld is also affiliated with USC Verdugo Hills Hospital.
What medical group is Dr. Daniel G. Arkfeld part of?
Dr. Arkfeld is linked to USC Care Medical Group.
Does Dr. Daniel G. Arkfeld accept Medicare?
Yes. CMS data shows Dr. Arkfeld billed Medicare for 663 services in 2024, and Dr. Arkfeld accepts Medicare assignment.
Does Dr. Daniel G. Arkfeld offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Arkfeld as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Daniel G. Arkfeld see?
CMS counts 252 Medicare patients who saw Dr. Arkfeld in 2024, with an average age of 69.
Is Dr. Daniel G. Arkfeld board certified?
Yes. Dr. Arkfeld is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Daniel G. Arkfeld bill to Medicare?
In 2024, Dr. Arkfeld's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: bones and joints (20552).
Where did Dr. Daniel G. Arkfeld go to medical school?
Dr. Arkfeld graduated from David Geffen School of Medicine at UCLA in 1986.
What drugs does Dr. Daniel G. Arkfeld prescribe most?
In 2024 Medicare Part D data, Dr. Arkfeld's most prescribed drugs by claims were Prednisone, Hydrocodone-Acetaminophen and Hydroxychloroquine Sulfate.
Has Dr. Daniel G. Arkfeld received payments from drug or device companies?
CMS Open Payments shows $722,963 in general payments to Dr. Arkfeld from 26 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Daniel G. Arkfeld been practicing?
Dr. Arkfeld graduated from medical school in 1986, 40 years ago.
Does Dr. Daniel G. Arkfeld do research?
Dmand AI links 1 publication to Dr. Arkfeld.
Who does Dr. Daniel G. Arkfeld publish with?
Dr. Arkfeld's most frequent co-authors are Alaa A. Abd-Elsayed (1 shared paper), Abhimanyu N. Amarnani, MD, PhD (1 shared paper) and Jonathan Michael Hagedorn, MD (1 shared paper).
What insurance does Dr. Daniel G. Arkfeld accept?
Dr. Arkfeld is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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