Dr. Tom Alsaigh, MD
- Medicare services, 2024
- 1,347
- Medicare patients, 2024
- 716
- Part D claims, 2024
- 992
- Publications
- 17
- Hospital affiliations
- 1
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Alsaigh'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. Tom Alsaigh is a vascular surgeon in San Diego, California
Dr. Alsaigh practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Alsaigh's NPI, 1275980666, was assigned on May 16, 2016. Dr. Alsaigh graduated from OU College of Medicine in 2016. Dr. Alsaigh's California license number on file is A152820.
- NPI
- 1275980666NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163779745
- NPI enumeration date
- May 16, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- 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. Tom Alsaigh practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Alsaigh'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 Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Tom Alsaigh is affiliated with 3 sites of care and 2 medical groups
Dr. Alsaigh's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Alsaigh is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Alsaigh to 1 more group practice or clinic and 1 medical group, 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. Tom Alsaigh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Alsaigh practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tom Alsaigh is one of 532 vascular surgeons in California
Vascular surgery is Dr. Alsaigh's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Alsaigh is board certified in internal medicine by the American Board of Internal Medicine. Dr. Alsaigh has a license on file in California.
Specialties and state licenses
- Vascular surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists acute kidney failure, acute mini-stroke (TIA), acute skin infection, aneurysm, ankle or foot injury, anxiety, aortic atherosclerois and asthma among the conditions Dr. Alsaigh treats.
Vascular surgeons near Dr. Alsaigh
Counts of vascular 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. Tom Alsaigh billed Medicare for 1,347 services in 2024
CMS data shows 1,347 Medicare services from Dr. Alsaigh across 20 procedure codes in 2024, for 716 Medicare patients. Medicare paid $89,285 for them.
Dr. Alsaigh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1672024: 799378%
- Office and hospital visits
- 2023: 4042024: 29327%
- Surgery
- 2023: 1852024: 1998%
- Other services
- 2023: 412024: 5637%
Where Dr. Alsaigh's Medicare services took place, 2024
- In an office54841%
- In a facility79959%
Dr. Alsaigh compared with the California median for vascular surgeons, 2024
- Dr. Alsaigh
- California median
- Medicare services
- 1,347vs 6092.2 times
- Medicare patients
- 716vs 2722.6 times
- Part D claims
- 628vs 5511.4 times
Medians across 499 vascular surgeons in California with Dmand AI profiles that report each measure.
Dr. Alsaigh'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. Alsaigh?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Alsaigh and other vascular surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tom Alsaigh treated 716 Medicare patients in 2024, average age 73
CMS counts 716 Medicare patients who saw Dr. Alsaigh in 2024. The largest group is 65 to 74, with 321 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.54, 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. Alsaigh's median patient age at 61, with 58% women.
Dr. Alsaigh's Medicare patients by age, 2024
Dr. Alsaigh's Medicare patients by sex, 2024
- Women36651%
- Men35049%
Chronic conditions among Dr. Alsaigh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease45%
- Diabetes39%
- Chronic kidney disease37%
- Heart failure33%
- Mood disorders31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Alsaigh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Tom Alsaigh wrote 992 Medicare Part D claims in 2024
In 2024, Dr. Alsaigh wrote 992 Medicare Part D claims for 147 patients. 89% of them were for generic drugs. CMS names the drug for 628 of them, across 28 drugs with 11 or more claims each, at $53,046 in total drug cost. In 2023, CMS named 755 claims across 34 drugs.
Dr. Alsaigh's Part D claims by kind of drug, 2024
- Generic878 claims89%
- Brand-name and other114 claims11%
Dr. Alsaigh'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. Alsaigh's Part D claims, 2024
- Opioids5%54 of 992 claims
- Antibiotics4%40 of 992 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: 7552024: 62817%
Drugs named by CMS: 28 in 2024, 34 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. Tom Alsaigh ranks in the 94th percentile for removal of tissue in Medicare
Dr. Alsaigh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Alsaigh as offering telehealth. CMS counts 313 procedures of removal of tissue by Dr. Alsaigh, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Alsaigh ranks in Medicare procedure volume
- Removal of tissue
- 94th percentile313 procedures
- Varicose vein removal
- 76th percentile59 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Tom Alsaigh has 17 publications on record
Dmand AI links 17 papers to Dr. Alsaigh, published from 2010 to 2024. 2024 was the busiest year, with 3. The most frequent topics are Atherosclerosis, Rats, Wistar and Endothelial Cells. Dr. Alsaigh's most frequent co-authors are Nicholas James Leeper, MD, Erik B. Kistler, MD and Mahmoud Malas, MD.
Dr. Alsaigh's papers by year, 2010 to 2024
Topics Dr. Alsaigh writes about most
- Atherosclerosis
- Rats, Wistar
- Endothelial Cells
- Inflammation
- Plaque, Atherosclerotic
- Endothelium, Vascular
- Hypertension
- Intestine, Small
Dr. Alsaigh's most frequent co-authors
- Nicholas James Leeper, MD4 shared papers
- Erik B. Kistler, MD3 shared papers
- Mahmoud Malas, MD3 shared papers
Recent publications by Dr. Alsaigh
See who Dr. Alsaigh researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Alsaigh works with, so you can find a warm path to the right vascular surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Tom Alsaigh received $909 in industry payments from 2018 to 2025
CMS Open Payments shows 29 general payments to Dr. Alsaigh from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. MIMEDX Group, Inc. paid the most, $546.
General payments to Dr. Alsaigh by program year, 2018 to 2025
Companies that paid Dr. Alsaigh the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Tom Alsaigh graduated from OU College of Medicine
Dr. Alsaigh graduated from OU College of Medicine in 2016.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Tom Alsaigh accepts plans from 15 insurance carriers
Dr. Alsaigh is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Molina
- +7 more carriersWith a free account
Plan types Dr. Alsaigh accepts, by number of carriers
- Medicare10
- PPO10
- HMO8
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Tom Alsaigh'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)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. Tom Alsaigh
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. Tom Alsaigh's NPI number?
Dr. Tom Alsaigh's NPI number is 1275980666. It was assigned on May 16, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Tom Alsaigh?
Dr. Tom Alsaigh is a vascular surgeon in San Diego, California. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Tom Alsaigh practice?
Dr. Alsaigh practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Alsaigh's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Alsaigh to 1 group practice or clinic and 1 medical group.
What is Dr. Tom Alsaigh's office phone number?
The practice phone on file for Dr. Alsaigh is (619) 543-6222.
What is Dr. Tom Alsaigh's medical license number?
Dr. Alsaigh's California license number on file is A152820.
Which hospitals is Dr. Tom Alsaigh affiliated with?
Dr. Alsaigh is affiliated with Hillcrest Medical Center.
What medical group is Dr. Tom Alsaigh part of?
Dr. Alsaigh is linked to UC San Diego Health. Dmand AI links Dr. Alsaigh to 1 more medical group.
Does Dr. Tom Alsaigh accept Medicare?
Yes. CMS data shows Dr. Alsaigh billed Medicare for 1,347 services in 2024, and Dr. Alsaigh accepts Medicare assignment.
Does Dr. Tom Alsaigh offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Alsaigh as offering telehealth services.
How many Medicare patients does Dr. Tom Alsaigh see?
CMS counts 716 Medicare patients who saw Dr. Alsaigh in 2024, with an average age of 73.
Show 9 more questionsShow fewer questions
Is Dr. Tom Alsaigh board certified?
Yes. Dr. Alsaigh is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Tom Alsaigh bill to Medicare?
In 2024, Dr. Alsaigh's most billed Medicare services were blood vessel study (93922), surgery: skin and soft tissue (11043) and blood vessel study (93970).
Where did Dr. Tom Alsaigh go to medical school?
Dr. Alsaigh graduated from OU College of Medicine in 2016.
What drugs does Dr. Tom Alsaigh prescribe most?
In 2024 Medicare Part D data, Dr. Alsaigh's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Lisinopril.
Has Dr. Tom Alsaigh received payments from drug or device companies?
CMS Open Payments shows $909 in general payments to Dr. Alsaigh from 8 companies from 2018 to 2025. The largest total came from MIMEDX Group, Inc.
How long has Dr. Tom Alsaigh been practicing?
Dr. Alsaigh graduated from medical school in 2016, 10 years ago.
Does Dr. Tom Alsaigh do research?
Dmand AI links 17 publications to Dr. Alsaigh, published from 2010 to 2024.
Who does Dr. Tom Alsaigh publish with?
Dr. Alsaigh's most frequent co-authors are Nicholas James Leeper, MD (4 shared papers), Erik B. Kistler, MD (3 shared papers) and Mahmoud Malas, MD (3 shared papers).
What insurance does Dr. Tom Alsaigh accept?
Dr. Alsaigh is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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