Dr. Daniel O. Johansen, MD
- Medicare services, 2023
- 15
- Medicare patients, 2024
- 16
- Part D claims, 2024
- 954
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 9455 Clairemont Mesa Blvd, San Diego, CA 92123
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente San Diego Medical Center
San Diego, California
Find Dr. Johansen'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 O. Johansen is an orthopedic surgeon in San Diego, California
Dr. Johansen practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Dr. Johansen's NPI, 1942734348, was assigned on April 12, 2017. Dr. Johansen graduated from David Geffen School of Medicine at UCLA in 2016. Dr. Johansen's Utah license number on file is 12817266-1205.
- NPI
- 1942734348NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860735933
- NPI enumeration date
- April 12, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel O. Johansen practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Dr. Johansen's primary practice is Kaiser Permanente San Diego Medical Center, at 9455 Clairemont Mesa Blvd, San Diego, CA 92123 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente San Diego Medical Center9455 Clairemont Mesa Blvd, San Diego, CA 92123 · San Diego CountyPhone(619) 528-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Daniel O. Johansen is affiliated with 4 sites of care and 1 medical group
Dr. Johansen's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Dr. Johansen is also affiliated with Kaiser Permanente Zion Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Johansen to 1 more group practice or clinic and 1 home health agency, each named with a free account.
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. Daniel O. Johansen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johansen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Diego Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel O. Johansen is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Johansen's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Johansen's licenses on file in 2 states: Utah and California.
Specialties and state licenses
- Orthopaedic surgery, UtahPrimary
- California license
Clinical focus
Dmand AI lists arthritis, hip replacement and repeat hip or knee replacement surgery among the conditions Dr. Johansen treats.
Orthopedic surgeons near Dr. Johansen
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. Daniel O. Johansen billed Medicare for 15 services in 2023
CMS data shows 15 Medicare services from Dr. Johansen across 1 procedure code in 2023, for 16 Medicare patients. Medicare paid $3,164 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johansen compared with the California median for orthopedic surgeons, 2023
- Dr. Johansen
- California median
- Medicare services
- 15vs 68398% below
- Medicare patients
- 16vs 21593% below
- Part D claims
- 890vs 7012.7 times
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Johansen's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johansen and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel O. Johansen treated 16 Medicare patients in 2024, average age 68
CMS counts 16 Medicare patients who saw Dr. Johansen in 2024. The largest group is 85 and over, with 0 patients. 75% of them have arthritis, and 69% have high blood pressure. Their average risk score is 0.71, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johansen's median patient age at 70, with 64% women.
Dr. Johansen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Johansen's Medicare patients, 2024
- Arthritis75%
- High blood pressure69%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johansen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel O. Johansen wrote 954 Medicare Part D claims in 2024
In 2024, Dr. Johansen wrote 954 Medicare Part D claims for 166 patients. 97% of them were for generic drugs. CMS names the drug for 890 of them, across 7 drugs with 11 or more claims each, at $9,306 in total drug cost. In 2023, CMS named 252 claims across 7 drugs.
Dr. Johansen's Part D claims by kind of drug, 2024
- Generic929 claims97%
- Brand-name25 claims3%
Dr. Johansen'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. Johansen's Part D claims, 2024
- Opioids20%193 of 954 claims
- Antibiotics1%11 of 954 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: 2522024: 890253%
Drugs named by CMS: 7 in 2024, 7 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
How Dr. Daniel O. Johansen takes part in Medicare
Dr. Johansen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Daniel O. Johansen has 3 publications on record
Dmand AI links 3 papers to Dr. Johansen in 2016. Dr. Johansen's most frequent co-authors are Nicholas Matthew Bernthal, MD, Howard Y. Park, MD and Erik Matthew Dworsky, MD.
Dr. Johansen's most frequent co-authors
- Nicholas Matthew Bernthal, MD2 shared papers
- Howard Y. Park, MD2 shared papers
- Erik Matthew Dworsky, MD1 shared paper
Recent publications by Dr. Johansen
J Bone Joint Surg Am
Spine (Phila Pa 1976)
See who Dr. Johansen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Johansen 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. Daniel O. Johansen received $12,674 in industry payments from 2022 to 2025
CMS Open Payments shows 24 general payments to Dr. Johansen from 6 drug and device companies from 2022 to 2025. Education make up the largest share, 79% of the total. Smith & Nephew, Inc. paid the most, $10,159.
General payments to Dr. Johansen by program year, 2022 to 2025
General payments to Dr. Johansen by kind, 2022 to 2025
- Education$10,02179%
- Travel and lodging$1,40011%
- Food and beverage$1,25410%
Companies that paid Dr. Johansen the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel O. Johansen graduated from David Geffen School of Medicine at UCLA
Dr. Johansen graduated from David Geffen School of Medicine at UCLA in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Daniel O. Johansen accepts plans from 6 insurance carriers
Dr. Johansen is in network with 6 carriers, including Cigna, Kaiser Permanente and Molina. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Cigna
- Kaiser Permanente
- Molina
- United Healthcare
- CMS Medicare
- NV State Medicaid
Plan types Dr. Johansen accepts, by number of carriers
- Medicare4
- HMO3
- Medicaid2
- PPO2
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Daniel O. Johansen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Doctors and Clinicians Utilization Data (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 |
| 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 O. Johansen
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 O. Johansen's NPI number?
Dr. Daniel O. Johansen's NPI number is 1942734348. It was assigned on April 12, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel O. Johansen?
Dr. Daniel O. Johansen 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. Daniel O. Johansen practice?
Dr. Johansen practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Dr. Johansen's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Dmand AI also links Dr. Johansen to 1 group practice or clinic and 1 home health agency.
What is Dr. Daniel O. Johansen's office phone number?
The practice phone on file for Dr. Johansen is (619) 528-5000.
What is Dr. Daniel O. Johansen's medical license number?
Dr. Johansen's Utah license number on file is 12817266-1205, one of the licenses on file in 2 states.
Which states has Dr. Daniel O. Johansen been licensed in?
Dmand AI has state licenses on file for Dr. Johansen in Utah (2022 to 2024) and California (2019 to 2027).
Which hospitals is Dr. Daniel O. Johansen affiliated with?
Dr. Johansen is affiliated with Kaiser Permanente Zion Medical Center.
What medical group is Dr. Daniel O. Johansen part of?
Dr. Johansen is linked to Southern California Permanente Medical Group.
Does Dr. Daniel O. Johansen accept Medicare?
Yes. CMS data shows Dr. Johansen billed Medicare for 15 services in 2023, and Dr. Johansen accepts Medicare assignment.
How many Medicare patients does Dr. Daniel O. Johansen see?
CMS counts 16 Medicare patients who saw Dr. Johansen in 2024, with an average age of 68.
Show 8 more questionsShow fewer questions
What services does Dr. Daniel O. Johansen bill to Medicare?
In 2023, Dr. Johansen's most billed Medicare services were surgery: bones and joints (27130).
Where did Dr. Daniel O. Johansen go to medical school?
Dr. Johansen graduated from David Geffen School of Medicine at UCLA in 2016.
What drugs does Dr. Daniel O. Johansen prescribe most?
In 2024 Medicare Part D data, Dr. Johansen's most prescribed drugs by claims were Meloxicam, Oxycodone HCl and Gabapentin.
Has Dr. Daniel O. Johansen received payments from drug or device companies?
CMS Open Payments shows $12,674 in general payments to Dr. Johansen from 6 companies from 2022 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Daniel O. Johansen been practicing?
Dr. Johansen graduated from medical school in 2016, 10 years ago.
Does Dr. Daniel O. Johansen do research?
Dmand AI links 3 publications to Dr. Johansen.
Who does Dr. Daniel O. Johansen publish with?
Dr. Johansen's most frequent co-authors are Nicholas Matthew Bernthal, MD (2 shared papers), Howard Y. Park, MD (2 shared papers) and Erik Matthew Dworsky, MD (1 shared paper).
What insurance does Dr. Daniel O. Johansen accept?
Dr. Johansen is in network with 6 carriers, including Cigna, Kaiser Permanente and Molina. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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