Dr. Derek R. Patel, MD

  • San Diego, CA
  • Gastroenterologist
NPI1073538385PAC ID3779778477
Medicare services, 2024
610
Medicare patients, 2024
388
Part D claims, 2024
743
Publications
10
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 4 affiliations

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Dr. Derek R. Patel is a gastroenterologist in San Diego, California

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

Dr. Patel's NPI, 1073538385, was assigned on July 13, 2006. Dr. Patel graduated from UC Davis School of Medicine in 1997. Dr. Patel holds California license A69111.

NPI and contact details
Medicare PAC ID
3779778477
NPI enumeration date
July 13, 2006
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
55
Medical school graduation
1997

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

Dr. Derek R. Patel practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Patel'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. Derek R. Patel is affiliated with 3 sites of care and 1 medical group

Dr. Patel's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Patel is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Patel to 1 more hospital, named with a free account.

See all 4 affiliations for Dr. Patel

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. Derek R. Patel's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Patel practices, 2 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
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Derek R. Patel is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Patel's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Patel is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Patel is licensed in California.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A69111 · 1999 to 2026 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), colonoscopy, gastroenteritis, gastrointestinal bleeding, intestinal or bowel obstruction, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Dr. Patel treats.

Gastroenterologists near Dr. Patel

Counts of gastroenterologists 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. Derek R. Patel billed Medicare for 610 services in 2024

CMS data shows 610 Medicare services from Dr. Patel across 12 procedure codes in 2024, for 388 Medicare patients. Medicare paid $67,123 for them.

Medicare services, 2024610
Medicare patients388
Paid by Medicare$67,123
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 2792024: 2549%
Surgery
2023: 2782024: 23217%
Other services
2023: 1552024: 12420%

Where Dr. Patel's Medicare services took place, 2024

  • In an office508%
  • In a facility56092%

Dr. Patel compared with the California median for gastroenterologists, 2024

  • Dr. Patel
  • California median
Medicare services
610vs 586Close to median
Medicare patients
388vs 30228% above
Part D claims
622vs 38064% above

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Patel'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. Patel

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

Dr. Derek R. Patel treated 388 Medicare patients in 2024, average age 71

CMS counts 388 Medicare patients who saw Dr. Patel in 2024. The largest group is 65 to 74, with 192 patients. 74% of them have high cholesterol, and 68% have high blood pressure. 36% are also on Medicaid. Their average risk score is 1.84, 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. Patel's median patient age at 52, with 50% women.

Medicare patients, 2024388
Average age71
Average risk score1.84
Also on Medicaid36%

Dr. Patel's Medicare patients by age, 2024

Dr. Patel's Medicare patients by sex, 2024

  • Women21856%
  • Men17044%

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

  1. High cholesterol74%
  2. High blood pressure68%
  3. Arthritis47%
  4. Mood disorders33%
  5. Depression29%
  6. Diabetes28%
  7. Anxiety27%
  8. Chronic kidney disease25%

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

Dr. Patel's patients across all payers

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

Patient panel by age, all payers

Median age 52

Patient panel by sex, all payers

  • Women50%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Derek R. Patel wrote 743 Medicare Part D claims in 2024

In 2024, Dr. Patel wrote 743 Medicare Part D claims for 265 patients. 58% of them were for generic drugs. CMS names the drug for 622 of them, across 21 drugs with 11 or more claims each, at $1,980,945 in total drug cost. In 2023, CMS named 586 claims across 18 drugs.

Part D claims, 2024743
Drugs named by CMS21
Total drug cost$2M
Part D patients265

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

  • Generic431 claims58%
  • Brand-name and other312 claims42%

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

  • Antibiotics3%19 of 743 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: 5862024: 6226%

Drugs named by CMS: 21 in 2024, 18 in 2023.

See all prescribing by Dr. Patel

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. Derek R. Patel 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. Patel for performance year 2024, reported as part of a group. Dr. Patel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Patel as offering telehealth. CMS counts 106 procedures of colonoscopy by Dr. Patel, more than 81% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Patel'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. Patel ranks in Medicare procedure volume

Colonoscopy
81st percentile106 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
76th percentile96 procedures

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

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. Derek R. Patel has 10 publications on record

Dmand AI links 10 papers to Dr. Patel, published from 2012 to 2020. The most frequent topics are Anti-Retroviral Agents, CD4 Lymphocyte Count and CD4-Positive T-Lymphocytes. Dr. Patel has published most often in AIDS. Dr. Patel's most frequent co-authors are Parambir Singh Dulai, MBBS, William J. Sandborn, MD and Brian W. Behm, MD.

Papers10
Years published2012 to 2020

Dr. Patel's papers by year, 2012 to 2020

Topics Dr. Patel writes about most

  • Anti-Retroviral Agents
  • CD4 Lymphocyte Count
  • CD4-Positive T-Lymphocytes
  • HIV Infections
  • Immunophenotyping
  • Inflammatory Bowel Diseases

Dr. Patel's most frequent co-authors

Recent publications by Dr. Patel

See all 10 publications and co-authors

See who Dr. Patel researches with

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

How network discovery works

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

Dr. Derek R. Patel received $263,408 in industry payments from 2016 to 2025

CMS Open Payments shows 389 general payments to Dr. Patel from 10 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 81% of the total. Abbvie Inc. paid the most, $262,740.

General payments to Dr. Patel by program year, 2016 to 2025

General payments to Dr. Patel by kind, 2016 to 2025

$263.4Kin total
  • Speaker and faculty fees$212,83881%
  • Travel and lodging$37,78214%
  • Consulting fees$6,7253%
  • Food and beverage$6,0522%
  • Education$120%

Companies that paid Dr. Patel the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Patel

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

Dr. Derek R. Patel graduated from UC Davis School of Medicine

Dr. Patel graduated from UC Davis School of Medicine in 1997.

  1. Medical schoolUC Davis School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Derek R. Patel accepts plans from 15 insurance carriers

Dr. Patel is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Patel accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO8
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Derek R. Patel'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. Derek R. Patel

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. Derek R. Patel's NPI number?

Dr. Derek R. Patel's NPI number is 1073538385. It was assigned on July 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Derek R. Patel?

Dr. Derek R. Patel is a gastroenterologist in San Diego, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Derek R. Patel practice?

Dr. Patel practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Patel's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Patel to 1 hospital.

What is Dr. Derek R. Patel's office phone number?

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

What is Dr. Derek R. Patel's medical license number?

Dr. Patel holds California license A69111.

Which hospitals is Dr. Derek R. Patel affiliated with?

Dr. Patel is affiliated with Hillcrest Medical Center. Dmand AI links Dr. Patel to 1 more hospital.

What medical group is Dr. Derek R. Patel part of?

Dr. Patel is linked to UC San Diego Health.

Does Dr. Derek R. Patel accept Medicare?

Yes. CMS data shows Dr. Patel billed Medicare for 610 services in 2024, and Dr. Patel accepts Medicare assignment.

Does Dr. Derek R. Patel offer telehealth?

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

What is Dr. Derek R. Patel's MIPS score?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Derek R. Patel see?

CMS counts 388 Medicare patients who saw Dr. Patel in 2024, with an average age of 71.

Is Dr. Derek R. Patel board certified?

Yes. Dr. Patel is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Derek R. Patel bill to Medicare?

In 2024, Dr. Patel's most billed Medicare services were office visit, established patient (99215), surgery: digestive system (45385) and medicare service (G0500).

Where did Dr. Derek R. Patel go to medical school?

Dr. Patel graduated from UC Davis School of Medicine in 1997.

What drugs does Dr. Derek R. Patel prescribe most?

In 2024 Medicare Part D data, Dr. Patel's most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Linzess.

Has Dr. Derek R. Patel received payments from drug or device companies?

CMS Open Payments shows $263,408 in general payments to Dr. Patel from 10 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Derek R. Patel been practicing?

Dr. Patel graduated from medical school in 1997, 29 years ago.

Does Dr. Derek R. Patel do research?

Dmand AI links 10 publications to Dr. Patel, published from 2012 to 2020.

Who does Dr. Derek R. Patel publish with?

Dr. Patel's most frequent co-authors are Parambir Singh Dulai, MBBS (3 shared papers), William J. Sandborn, MD (2 shared papers) and Brian W. Behm, MD (1 shared paper).

What insurance does Dr. Derek R. Patel accept?

Dr. Patel is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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