Ann Allergy Asthma Immunol
Dr. Joshua Michael Ian Davidson, MD, MPH
- Medicare services, 2024
- 462
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 869
- Publications
- 2
- Industry payments
- $2,950
- Practice address
- 9850 Genesee Ave, La Jolla, CA 92037
- Practice phone
- Call (858) 453-0753
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Scripps Clinic OB-GYN La Jolla Campus
La Jolla, California
Find Dr. Davidson'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. Joshua Michael Ian Davidson is an allergist and immunologist in La Jolla, California
Dr. Davidson practices at Scripps Clinic OB-GYN La Jolla Campus in La Jolla, California.
Dr. Davidson's NPI, 1144343146, was assigned on April 6, 2007. Dr. Davidson graduated from David Geffen School of Medicine at UCLA in 2003. Dr. Davidson holds California license A88990.
- NPI
- 1144343146NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052485208
- NPI enumeration date
- April 6, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 453-0753
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joshua Michael Ian Davidson practices at Scripps Clinic OB-GYN La Jolla Campus in La Jolla, California
Dr. Davidson's primary practice is Scripps Clinic OB-GYN La Jolla Campus, at 9850 Genesee Ave, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 453-0753.
- Scripps Clinic OB-GYN La Jolla Campus9850 Genesee Ave, La Jolla, CA 92037 · San Diego CountyPhone(858) 453-0753
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joshua Michael Ian Davidson is affiliated with 6 sites of care and 4 medical groups
Dr. Davidson's primary practice is Scripps Clinic OB-GYN La Jolla Campus in La Jolla, California. The medical group on file is Perlman Clinic. Dmand AI also links Dr. Davidson to 3 more group practices and clinics, 3 medical groups and 2 physician offices, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joshua Michael Ian Davidson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Davidson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Clinic OB-GYN La Jolla Campus | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joshua Michael Ian Davidson is one of 386 allergists and immunologists in California
Allergy and immunology is Dr. Davidson's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Davidson is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dmand AI has Dr. Davidson's licenses on file in 15 states: California, Colorado, District of Columbia, Delaware, Florida, Iowa, Massachusetts, New Jersey, Nevada, South Carolina, Tennessee, Texas, Idaho, Illinois and Kansas.
Specialties and state licenses
- Allergy and immunology, CaliforniaPrimary
- Colorado license
- District of Columbia license
- Delaware license
- Florida license
- Iowa license
- Massachusetts license
- New Jersey license
- Nevada license
- South Carolina license
- Tennessee license
- Texas license
- Idaho license
- Illinois license
- Kansas license
Clinical focus
Dmand AI lists acute sinusitis, chronic nasal allergies and hives among the conditions Dr. Davidson treats.
Allergists and immunologists near Dr. Davidson
Counts of allergists and immunologists 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. Joshua Michael Ian Davidson billed Medicare for 462 services in 2024
CMS data shows 462 Medicare services from Dr. Davidson across 2 procedure codes in 2024, for 46 Medicare patients. Medicare paid $4,854 for them. Every service was in an office.
Dr. Davidson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7052024: 46234%
Dr. Davidson compared with the California median for allergists and immunologists, 2024
- Dr. Davidson
- California median
- Medicare services
- 462vs 1,84075% below
- Medicare patients
- 46vs 14568% below
- Part D claims
- 583vs 2592.3 times
Medians across 368 allergists and immunologists in California with Dmand AI profiles that report each measure.
Dr. Davidson'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. Davidson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Davidson and other allergists and immunologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joshua Michael Ian Davidson treated 46 Medicare patients in 2024, average age 72
CMS counts 46 Medicare patients who saw Dr. Davidson in 2024. The largest group is 65 to 74, with 21 patients. 67% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Davidson's median patient age at 37, with 66% women.
Dr. Davidson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Davidson's Medicare patients by sex, 2024
- Women2248%
- Men2452%
Chronic conditions among Dr. Davidson's Medicare patients, 2024
- High cholesterol67%
- High blood pressure65%
- Arthritis57%
- Asthma39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Davidson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women66%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joshua Michael Ian Davidson wrote 869 Medicare Part D claims in 2024
In 2024, Dr. Davidson wrote 869 Medicare Part D claims for 308 patients. 80% of them were for generic drugs. CMS names the drug for 583 of them, across 24 drugs with 11 or more claims each, at $195,490 in total drug cost. In 2023, CMS named 993 claims across 38 drugs.
Dr. Davidson's Part D claims by kind of drug, 2024
- Generic698 claims80%
- Brand-name and other171 claims20%
Dr. Davidson'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. Davidson's Part D claims, 2024
- Antibiotics3%22 of 869 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: 9932024: 58341%
Drugs named by CMS: 24 in 2024, 38 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. Joshua Michael Ian Davidson offers telehealth to Medicare patients
Dr. Davidson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Davidson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joshua Michael Ian Davidson has 2 publications on record
Dmand AI links 2 papers to Dr. Davidson in 2014. Dr. Davidson's most frequent co-authors are Ronina A. Covar, MD and Carah Bernice Santos, MD.
Dr. Davidson's most frequent co-authors
Recent publications by Dr. Davidson
See who Dr. Davidson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Davidson works with, so you can find a warm path to the right allergists and immunologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joshua Michael Ian Davidson received $2,950 in industry payments from 2016 to 2023
CMS Open Payments shows 23 general payments to Dr. Davidson from 10 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 89% of the total. Optinose US, Inc. paid the most, $2,000.
General payments to Dr. Davidson by program year, 2016 to 2023
General payments to Dr. Davidson by kind, 2016 to 2023
- Consulting fees$2,62589%
- Food and beverage$28910%
- Education$351%
Companies that paid Dr. Davidson the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joshua Michael Ian Davidson has 1 award and honors on record
Dmand AI lists 1 award for Dr. Davidson, most recently Joseph St. Geme Award for Research in 2006. Dr. Davidson serves on Providence Partners for Health - Information Technology Committee.
Awards and honors for Dr. Davidson
- 2006
- Joseph St. Geme Award for Research
Dr. Davidson's committees and leadership roles
- Providence Partners for Health - Information Technology CommitteeMember
- 2011 to present
Source: Dmand AI Professional Profile Data
Dr. Joshua Michael Ian Davidson graduated from David Geffen School of Medicine at UCLA
Dr. Davidson graduated from David Geffen School of Medicine at UCLA in 2003. Dr. Davidson is a member of AAAAI.
- Medical school
- Board certified in allergy & immunology
Source: Dmand AI Professional Profile Data
Dr. Joshua Michael Ian Davidson accepts plans from 17 insurance carriers
Dr. Davidson is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Humana
- +9 more carriersWith a free account
Plan types Dr. Davidson accepts, by number of carriers
- PPO11
- Medicare10
- HMO7
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Joshua Michael Ian Davidson'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 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. Joshua Michael Ian Davidson
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. Joshua Michael Ian Davidson's NPI number?
Dr. Joshua Michael Ian Davidson's NPI number is 1144343146. It was assigned on April 6, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Joshua Michael Ian Davidson?
Dr. Joshua Michael Ian Davidson is an allergist and immunologist in La Jolla, California. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Joshua Michael Ian Davidson practice?
Dr. Davidson practices at 9850 Genesee Ave, La Jolla, CA 92037. Dr. Davidson's primary practice is Scripps Clinic OB-GYN La Jolla Campus in La Jolla, California. Dmand AI also links Dr. Davidson to 3 group practices and clinics, 3 medical groups and 2 physician offices.
What is Dr. Joshua Michael Ian Davidson's office phone number?
The practice phone on file for Dr. Davidson is (858) 453-0753.
What is Dr. Joshua Michael Ian Davidson's medical license number?
Dr. Davidson holds California license A88990, one of the licenses on file in 15 states.
Which states has Dr. Joshua Michael Ian Davidson been licensed in?
Dmand AI has state licenses on file for Dr. Davidson in California (2004 to 2026), Colorado (2023 to 2027), District of Columbia (2024 to 2027), Delaware (2024 to 2027), Florida (2025 to 2027), Iowa (2024 to 2027), Massachusetts (2025 to 2027), New Jersey (2024 to 2027), Nevada (2024 to 2027), South Carolina (2024 to 2027), Tennessee (2023 to 2027), Texas (2023 to 2027), Idaho (2024 to 2026), Illinois (2023 to 2026) and Kansas (2024 to 2026).
What medical group is Dr. Joshua Michael Ian Davidson part of?
Dr. Davidson is linked to Perlman Clinic. Dmand AI links Dr. Davidson to 3 more medical groups.
Does Dr. Joshua Michael Ian Davidson accept Medicare?
Yes. CMS data shows Dr. Davidson billed Medicare for 462 services in 2024, and Dr. Davidson accepts Medicare assignment.
Does Dr. Joshua Michael Ian Davidson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Davidson as offering telehealth services.
How many Medicare patients does Dr. Joshua Michael Ian Davidson see?
CMS counts 46 Medicare patients who saw Dr. Davidson in 2024, with an average age of 72.
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Is Dr. Joshua Michael Ian Davidson board certified?
Yes. Dr. Davidson is board certified in allergy & immunology by the American Board of Allergy and Immunology.
What services does Dr. Joshua Michael Ian Davidson bill to Medicare?
In 2024, Dr. Davidson's most billed Medicare services were allergy test or treatment (95117) and allergy test or treatment (95144).
Where did Dr. Joshua Michael Ian Davidson go to medical school?
Dr. Davidson graduated from David Geffen School of Medicine at UCLA in 2003.
What drugs does Dr. Joshua Michael Ian Davidson prescribe most?
In 2024 Medicare Part D data, Dr. Davidson's most prescribed drugs by claims were Levocetirizine Dihydrochloride, Breo Ellipta and Triamcinolone Acetonide.
Has Dr. Joshua Michael Ian Davidson received payments from drug or device companies?
CMS Open Payments shows $2,950 in general payments to Dr. Davidson from 10 companies from 2016 to 2023. The largest total came from Optinose US, Inc.
How long has Dr. Joshua Michael Ian Davidson been practicing?
Dr. Davidson graduated from medical school in 2003, 23 years ago.
Does Dr. Joshua Michael Ian Davidson do research?
Dmand AI links 2 publications to Dr. Davidson.
Who does Dr. Joshua Michael Ian Davidson publish with?
Dr. Davidson's most frequent co-authors are Ronina A. Covar, MD (1 shared paper) and Carah Bernice Santos, MD (1 shared paper).
What insurance does Dr. Joshua Michael Ian Davidson accept?
Dr. Davidson is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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