Dr. Joseph Mitchell IV, MD

  • San Diego, CA
  • Orthopedic surgeon
NPI1699161471PAC ID0840593554
Medicare services, 2024
215
Medicare patients, 2024
171
Part D claims, 2024
244
Publications
4
MIPS score, 2024
91
Practice address
200 W Arbor Dr, San Diego, CA 92103
Practice phone
Call (619) 543-6222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSD Hillcrest Medical Center

San Diego, California

See all 8 affiliations

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Dr. Joseph Mitchell IV is an orthopedic surgeon in San Diego, California

Dr. Mitchell practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Mitchell's NPI, 1699161471, was assigned on April 8, 2015. Dr. Mitchell graduated from University of Wisconsin-Madison in 2015. Dr. Mitchell's Wisconsin license number on file is 66203.

NPI and contact details
Medicare PAC ID
0840593554
NPI enumeration date
April 8, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(619) 543-6222
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

Dr. Joseph Mitchell IV practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Mitchell's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

  • UCSD Hillcrest Medical Center
    200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Joseph Mitchell IV is affiliated with 7 sites of care and 1 medical group

Dr. Mitchell's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Mitchell is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Mitchell to 5 more home health agencies, each named with a free account.

See all 8 affiliations for Dr. Mitchell

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Joseph Mitchell IV's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mitchell practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSD Hillcrest Medical CenterAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joseph Mitchell IV is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Mitchell's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Mitchell's licenses on file in 2 states: Wisconsin and California.

Specialties and state licenses

  • Orthopaedic surgery, WisconsinPrimaryLicense 66203 · 2016 to 2023 · taxonomy 207X00000X
  • Adult reconstructive orthopaedic surgery, CaliforniaLicense A167659 · 2020 to 2026 · taxonomy 207XS0114X

Clinical focus

Dmand AI lists amputation, arthritis, bursitis, fluid in a joint, hip replacement, joint or bone infection, joint pain and knee injury among the conditions Dr. Mitchell treats.

Orthopedic surgeons near Dr. Mitchell

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. Joseph Mitchell IV billed Medicare for 215 services in 2024

CMS data shows 215 Medicare services from Dr. Mitchell across 6 procedure codes in 2024, for 171 Medicare patients. Medicare paid $81,471 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024215
Medicare patients171
Paid by Medicare$81,471
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 1982024: 14726%
Surgery
2023: 982024: 6831%

Dr. Mitchell compared with the California median for orthopedic surgeons, 2024

  • Dr. Mitchell
  • California median
Medicare services
215vs 68369% below
Medicare patients
171vs 21520% below
Part D claims
181vs 702.6 times

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Mitchell'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. Mitchell

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

Dr. Joseph Mitchell IV treated 171 Medicare patients in 2024, average age 73

CMS counts 171 Medicare patients who saw Dr. Mitchell in 2024. The largest group is 65 to 74, with 89 patients. 75% of them have arthritis, and 75% have high blood pressure. 39% are also on Medicaid. Their average risk score is 1.66, 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. Mitchell's median patient age at 67, with 56% women.

Medicare patients, 2024171
Average age73
Average risk score1.66
Also on Medicaid39%

Dr. Mitchell's Medicare patients by age, 2024

Dr. Mitchell's Medicare patients by sex, 2024

  • Women9254%
  • Men7946%

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

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Mood disorders40%
  5. Depression37%
  6. Anxiety34%
  7. Diabetes32%
  8. Ischemic heart disease32%

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

Dr. Mitchell's patients across all payers

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

Patient panel by age, all payers

Median age 67

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. Joseph Mitchell IV wrote 244 Medicare Part D claims in 2024

In 2024, Dr. Mitchell wrote 244 Medicare Part D claims for 131 patients. 98% of them were for generic drugs. CMS names the drug for 181 of them, across 4 drugs with 11 or more claims each, at $1,657 in total drug cost. In 2023, CMS named 123 claims across 3 drugs.

Part D claims, 2024244
Drugs named by CMS4
Total drug cost$1,657
Part D patients131

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

  • Generic238 claims98%
  • Brand-name and other6 claims2%

Dr. Mitchell'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. Mitchell's Part D claims, 2024

  • Opioids18%45 of 244 claims
  • Antibiotics5%13 of 244 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: 1232024: 18147%

Drugs named by CMS: 4 in 2024, 3 in 2023.

See all prescribing by Dr. Mitchell

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. Joseph Mitchell IV scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Mitchell for performance year 2024, reported as part of a group. Dr. Mitchell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mitchell as offering telehealth. CMS counts 59 procedures of hip replacement by Dr. Mitchell, more than 90% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Mitchell's MIPS scores, performance year 2024

  • 91of 100Final score
  • 84.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Mitchell ranks in Medicare procedure volume

Hip replacement
90th percentile59 procedures
Knee replacement
80th percentile53 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Joseph Mitchell IV has 4 publications on record

Dmand AI links 4 papers to Dr. Mitchell in 2021. 2021 was the busiest year, with 2. The most frequent topics are Casts, Surgical, Clubfoot and Magnetic Resonance Imaging. Dr. Mitchell's most frequent co-authors are Justin James Greiner, Kenneth J. Noonan, MD and Brett Robert Bukowski, MD.

Papers4

Topics Dr. Mitchell writes about most

  • Casts, Surgical
  • Clubfoot
  • Magnetic Resonance Imaging

Dr. Mitchell's most frequent co-authors

Recent publications by Dr. Mitchell

See all 4 publications and co-authors

See who Dr. Mitchell researches with

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

How network discovery works

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

Dr. Joseph Mitchell IV received $17,891 in industry payments from 2017 to 2025

CMS Open Payments shows 92 general payments to Dr. Mitchell from 9 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 50% of the total. Medical Device Business Services, Inc. paid the most, $9,573.

General payments to Dr. Mitchell by program year, 2017 to 2025

General payments to Dr. Mitchell by kind, 2017 to 2025

$17.9Kin total
  • Consulting fees$8,92450%
  • Food and beverage$5,75632%
  • Travel and lodging$2,67715%
  • Education$5343%

Companies that paid Dr. Mitchell the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Mitchell

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

Dr. Joseph Mitchell IV graduated from University of Wisconsin-Madison

Dr. Mitchell graduated from University of Wisconsin-Madison in 2015.

  1. Medical schoolUniversity of Wisconsin-Madison

Source: Dmand AI Professional Profile Data

Dr. Joseph Mitchell IV accepts plans from 14 insurance carriers

Dr. Mitchell is in network with 14 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

Plan types Dr. Mitchell accepts, by number of carriers

  1. PPO8
  2. HMO7
  3. Medicare6
  4. EPO4
  5. POS2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Joseph Mitchell IV'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Joseph Mitchell IV

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. Joseph Mitchell IV's NPI number?

Dr. Joseph Mitchell IV's NPI number is 1699161471. It was assigned on April 8, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph Mitchell IV?

Dr. Joseph Mitchell IV is an orthopedic surgeon in San Diego, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Joseph Mitchell IV practice?

Dr. Mitchell practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Mitchell's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Mitchell to 5 home health agencies.

What is Dr. Joseph Mitchell IV's office phone number?

The practice phone on file for Dr. Mitchell is (619) 543-6222.

What is Dr. Joseph Mitchell IV's medical license number?

Dr. Mitchell's Wisconsin license number on file is 66203, one of the licenses on file in 2 states.

Which states has Dr. Joseph Mitchell IV been licensed in?

Dmand AI has state licenses on file for Dr. Mitchell in Wisconsin (2016 to 2023) and California (2020 to 2026).

Which hospitals is Dr. Joseph Mitchell IV affiliated with?

Dr. Mitchell is affiliated with Hillcrest Medical Center.

What medical group is Dr. Joseph Mitchell IV part of?

Dr. Mitchell is linked to UC San Diego Health.

Does Dr. Joseph Mitchell IV accept Medicare?

Yes. CMS data shows Dr. Mitchell billed Medicare for 215 services in 2024, and Dr. Mitchell accepts Medicare assignment.

Does Dr. Joseph Mitchell IV offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Mitchell as offering telehealth services.

Show 10 more questionsShow fewer questions

What is Dr. Joseph Mitchell IV's MIPS score?

Dr. Mitchell's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.

How many Medicare patients does Dr. Joseph Mitchell IV see?

CMS counts 171 Medicare patients who saw Dr. Mitchell in 2024, with an average age of 73.

What services does Dr. Joseph Mitchell IV bill to Medicare?

In 2024, Dr. Mitchell's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: bones and joints (27130).

Where did Dr. Joseph Mitchell IV go to medical school?

Dr. Mitchell graduated from University of Wisconsin-Madison in 2015.

What drugs does Dr. Joseph Mitchell IV prescribe most?

In 2024 Medicare Part D data, Dr. Mitchell's most prescribed drugs by claims were Mupirocin, Celecoxib and Oxycodone HCl.

Has Dr. Joseph Mitchell IV received payments from drug or device companies?

CMS Open Payments shows $17,891 in general payments to Dr. Mitchell from 9 companies from 2017 to 2025. The largest total came from Medical Device Business Services, Inc.

How long has Dr. Joseph Mitchell IV been practicing?

Dr. Mitchell graduated from medical school in 2015, 11 years ago.

Does Dr. Joseph Mitchell IV do research?

Dmand AI links 4 publications to Dr. Mitchell.

Who does Dr. Joseph Mitchell IV publish with?

Dr. Mitchell's most frequent co-authors are Justin James Greiner (2 shared papers), Kenneth J. Noonan, MD (2 shared papers) and Brett Robert Bukowski, MD (1 shared paper).

What insurance does Dr. Joseph Mitchell IV accept?

Dr. Mitchell is in network with 14 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

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