Dr. Cory Kishi Hiro Mayfield, MD
- Part D claims, 2024
- 37
- Publications
- 26
- Hospital affiliations
- 1
- Industry payments
- $795
- Medical groups
- 2
- Practice address
- 2051 Marengo St, Room C2K100, Los Angeles, CA 90033
- Practice phone
- Call (323) 226-2800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mayfield'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. Cory Kishi Hiro Mayfield is an orthopedic surgeon in Los Angeles, California
Dr. Mayfield practices at Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles.
Dr. Mayfield's NPI, 1215563283, was assigned on March 20, 2020. Dr. Mayfield graduated from Keck School of Medicine of USC in 2020. Dr. Mayfield holds California license A179921.
- NPI
- 1215563283NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719383793
- NPI enumeration date
- March 20, 2020
- NPI status
- Active
- Practice phone
- (323) 226-2800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Cory Kishi Hiro Mayfield practices at Los Angeles General Medical Center in Los Angeles, California
Dr. Mayfield's primary practice is Los Angeles General Medical Center, at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 226-2800.
- Los Angeles General Medical Center2051 Marengo St, Room C2K100, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 226-2800
Source: Dmand AI Affiliation Data
Dr. Cory Kishi Hiro Mayfield is affiliated with 2 sites of care and 2 medical groups
Dr. Mayfield's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Mayfield to 1 more group practice or clinic and 1 medical group, each named with a free account. Dr. Mayfield's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Cory Kishi Hiro Mayfield's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mayfield practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Los Angeles General Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Cory Kishi Hiro Mayfield is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Mayfield's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Mayfield is licensed in California.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
Orthopedic surgeons near Dr. Mayfield
Counts of orthopedic surgeons 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. Cory Kishi Hiro Mayfield's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Mayfield's median patient age at 60, with 48% women.
Dr. Mayfield's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Cory Kishi Hiro Mayfield wrote 37 Medicare Part D claims in 2024
In 2024, Dr. Mayfield wrote 37 Medicare Part D claims for 18 patients. 97% of them were for generic drugs.
Dr. Mayfield's Part D claims by kind of drug, 2024
- Generic36 claims97%
- Brand-name and other1 claims3%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Cory Kishi Hiro Mayfield has 26 publications on record
Dmand AI links 26 papers to Dr. Mayfield, published from 2018 to 2025. 2024 was the busiest year, with 5. The most frequent topics are Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee and Postoperative Complications. Dr. Mayfield has published most often in Orthopedics. Dr. Mayfield's most frequent co-authors are Nathanael David Heckmann, MD, Alexander Bryant Christ, MD and David George Deckey, MD.
Dr. Mayfield's papers by year, 2018 to 2025
Topics Dr. Mayfield writes about most
- Arthroplasty, Replacement, Hip
- Arthroplasty, Replacement, Knee
- Postoperative Complications
- Surgical Wound Infection
- Pulmonary Embolism
- Anti-Bacterial Agents
- Arthroplasty, Replacement, Shoulder
- Biofilms
Dr. Mayfield's most frequent co-authors
- Nathanael David Heckmann, MD10 shared papers
- Alexander Bryant Christ, MD3 shared papers
- David George Deckey, MD3 shared papers
Recent publications by Dr. Mayfield
See who Dr. Mayfield researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mayfield works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cory Kishi Hiro Mayfield received $795 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Dr. Mayfield from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $709.
General payments to Dr. Mayfield by program year, 2024 to 2025
Companies that paid Dr. Mayfield the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Cory Kishi Hiro Mayfield graduated from Keck School of Medicine of USC
Dr. Mayfield graduated from Keck School of Medicine of USC in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Cory Kishi Hiro Mayfield'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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. Cory Kishi Hiro Mayfield
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. Cory Kishi Hiro Mayfield's NPI number?
Dr. Cory Kishi Hiro Mayfield's NPI number is 1215563283. It was assigned on March 20, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Cory Kishi Hiro Mayfield?
Dr. Cory Kishi Hiro Mayfield is an orthopedic surgeon in Los Angeles, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Cory Kishi Hiro Mayfield practice?
Dr. Mayfield practices at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033. Dr. Mayfield's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles. Dmand AI also links Dr. Mayfield to 1 group practice or clinic and 1 medical group.
What is Dr. Cory Kishi Hiro Mayfield's office phone number?
The practice phone on file for Dr. Mayfield is (323) 226-2800.
What is Dr. Cory Kishi Hiro Mayfield's medical license number?
Dr. Mayfield holds California license A179921.
Which hospitals is Dr. Cory Kishi Hiro Mayfield affiliated with?
Dr. Mayfield practices at Los Angeles General Medical Center in Los Angeles, California.
What medical group is Dr. Cory Kishi Hiro Mayfield part of?
Dr. Mayfield is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Mayfield to 1 more medical group.
Where did Dr. Cory Kishi Hiro Mayfield go to medical school?
Dr. Mayfield graduated from Keck School of Medicine of USC in 2020.
Has Dr. Cory Kishi Hiro Mayfield received payments from drug or device companies?
CMS Open Payments shows $795 in general payments to Dr. Mayfield from 2 companies from 2024 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Cory Kishi Hiro Mayfield been practicing?
Dr. Mayfield graduated from medical school in 2020, 6 years ago.
Does Dr. Cory Kishi Hiro Mayfield do research?
Dmand AI links 26 publications to Dr. Mayfield, published from 2018 to 2025.
Who does Dr. Cory Kishi Hiro Mayfield publish with?
Dr. Mayfield's most frequent co-authors are Nathanael David Heckmann, MD (10 shared papers), Alexander Bryant Christ, MD (3 shared papers) and David George Deckey, MD (3 shared papers).
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