Siddharth Singh, MBBS

  • San Diego, CA
  • Gastroenterologist
NPI1508023227PAC ID1153591359
Medicare services, 2024
337
Medicare patients, 2024
166
Part D claims, 2024
574
Publications
1
Clinical trials
2
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 5 affiliations

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Siddharth Singh is a gastroenterologist in San Diego, California

Siddharth Singh practices at UCSD Hillcrest Medical Center in San Diego, California.

Siddharth Singh's NPI, 1508023227, was assigned on May 20, 2008. Siddharth Singh graduated from All India Institute of Medical Sciences in 2007. Siddharth Singh's Minnesota license number on file is 54599.

NPI and contact details
Medicare PAC ID
1153591359
NPI enumeration date
May 20, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(619) 543-6222
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
46
Medical school graduation
2007

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

Siddharth Singh practices at UCSD Hillcrest Medical Center in San Diego, California

Siddharth Singh'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

Siddharth Singh is affiliated with 3 sites of care and 2 medical groups

Siddharth Singh's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Siddharth Singh is also affiliated with Mayo Clinic Hospital - Phoenix. The medical group on file is UC San Diego Health. Dmand AI also links Siddharth Singh to 1 more ambulatory surgery center and 1 medical group, each named with a free account.

See all 5 affiliations for Siddharth Singh

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 Siddharth Singh's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Siddharth Singh 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 sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Siddharth Singh is one of 1,977 gastroenterologists in California

Gastroenterology is Siddharth Singh's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Siddharth Singh is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Siddharth Singh's licenses on file in 3 states: Minnesota, California and Iowa.

Specialties and state licenses

  • Gastroenterology, MinnesotaPrimaryLicense 54599 · 2011 to 2016 · taxonomy 207RG0100X
  • California license2015 to 2027
  • Internal medicine, IowaLicense R-8255 · 2008 to 2011 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), colonoscopy, intestinal or bowel obstruction and upper GI endoscopy among the conditions Siddharth Singh treats.

Gastroenterologists near Siddharth Singh

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

Siddharth Singh billed Medicare for 337 services in 2024

CMS data shows 337 Medicare services from Siddharth Singh across 8 procedure codes in 2024, for 166 Medicare patients. Medicare paid $28,841 for them.

Medicare services, 2024337
Medicare patients166
Paid by Medicare$28,841
Procedure codes8

Siddharth Singh's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1442024: 16213%
Other services
2023: 372024: 119222%
Surgery
2023: 562024: 56No change

Where Siddharth Singh's Medicare services took place, 2024

  • In an office22968%
  • In a facility10832%

Siddharth Singh compared with the California median for gastroenterologists, 2024

  • Siddharth Singh
  • California median
Medicare services
337vs 58642% below
Medicare patients
166vs 30245% below
Part D claims
404vs 3806% above

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

Siddharth Singh'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 Siddharth Singh

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Medicare shows one payer. Book a meeting to get commercial claims data for Siddharth Singh and other gastroenterologists in California.

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

Siddharth Singh treated 166 Medicare patients in 2024, average age 71

CMS counts 166 Medicare patients who saw Siddharth Singh in 2024. The largest group is 65 to 74, with 90 patients. 71% of them have high cholesterol, and 65% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.77, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Siddharth Singh's median patient age at 46, with 44% women.

Medicare patients, 2024166
Average age71
Average risk score1.77
Also on Medicaid19%

Siddharth Singh's Medicare patients by age, 2024

Siddharth Singh's Medicare patients by sex, 2024

  • Women8350%
  • Men8350%

Chronic conditions among Siddharth Singh's Medicare patients, 2024

  1. High cholesterol71%
  2. High blood pressure65%
  3. Arthritis51%
  4. Osteoporosis32%
  5. Ischemic heart disease31%
  6. Anxiety28%
  7. Chronic kidney disease28%
  8. Mood disorders28%

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

Siddharth Singh's patients across all payers

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

Patient panel by age, all payers

Median age 46

Patient panel by sex, all payers

  • Women44%
  • Men55%

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

Siddharth Singh wrote 574 Medicare Part D claims in 2024

In 2024, Siddharth Singh wrote 574 Medicare Part D claims for 125 patients. 57% of them were for generic drugs. CMS names the drug for 404 of them, across 16 drugs with 11 or more claims each, at $4,028,023 in total drug cost. In 2023, CMS named 378 claims across 13 drugs.

Part D claims, 2024574
Drugs named by CMS16
Total drug cost$4M
Part D patients125

Siddharth Singh's Part D claims by kind of drug, 2024

  • Generic328 claims57%
  • Brand-name231 claims40%
  • Other15 claims3%

Siddharth Singh'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 Siddharth Singh's Part D claims, 2024

  • Antibiotics3%17 of 574 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: 3782024: 4047%

Drugs named by CMS: 16 in 2024, 13 in 2023.

See all prescribing by Siddharth Singh

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

Siddharth Singh 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 Siddharth Singh for performance year 2024, reported as part of a group. Siddharth Singh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Siddharth Singh as offering telehealth. CMS counts 34 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Siddharth Singh, more than 57% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Siddharth Singh'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 Siddharth Singh ranks in Medicare procedure volume

Colonoscopy
56th percentile35 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
57th percentile34 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)

For MedTech and pharma teams

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Siddharth Singh has 1 publication on record

Dmand AI links 1 paper to Siddharth Singh. Siddharth Singh's most frequent co-author is Jeffrey D. Mccurdy, MD.

Papers1

Siddharth Singh's most frequent co-authors

Recent publications by Siddharth Singh

See all 1 publications and co-authors

See who Siddharth Singh researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Siddharth Singh 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

Siddharth Singh has worked on 2 clinical trials

Dmand AI links Siddharth Singh to 2 clinical trials. 2 are still active or recruiting. Conditions studied include Colitis, Ulcerative, Crohn Disease and Colitis.

Conditions in Siddharth Singh's trials

  • Colitis, Ulcerative
  • Crohn Disease
  • Colitis
  • Inflammatory Bowel Diseases

Investigators on the most trials with Siddharth Singh

Recent clinical trials with Siddharth Singh

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Siddharth Singh received $68,419 in industry payments from 2016 to 2022

CMS Open Payments shows 63 general payments to Siddharth Singh from 10 drug and device companies from 2016 to 2022. Consulting fees make up the largest share, 43% of the total. Pfizer Inc. paid the most, $47,824.

General payments to Siddharth Singh by program year, 2016 to 2022

General payments to Siddharth Singh by kind, 2016 to 2022

$68.4Kin total
  • Consulting fees$29,09143%
  • Speaker and faculty fees$24,33636%
  • Honoraria$8,75013%
  • Travel and lodging$4,0376%
  • Other$2,2063%

Companies that paid Siddharth Singh the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Siddharth Singh

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

Siddharth Singh graduated from All India Institute of Medical Sciences

Siddharth Singh graduated from All India Institute of Medical Sciences in 2007.

  1. Medical schoolAll India Institute of Medical Sciences
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Siddharth Singh accepts plans from 15 insurance carriers

Siddharth Singh 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.

Plan types Siddharth Singh accepts, by number of carriers

  1. Medicare10
  2. PPO10
  3. HMO8
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Siddharth Singh'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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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 Siddharth Singh

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Siddharth Singh's NPI number?

Siddharth Singh's NPI number is 1508023227. It was assigned on May 20, 2008, and it is active in the NPI Registry.

What does Siddharth Singh specialize in?

Siddharth Singh is a gastroenterologist in San Diego, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Siddharth Singh practice?

Siddharth Singh practices at 200 W Arbor Dr, San Diego, CA 92103. Siddharth Singh's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Siddharth Singh to 1 ambulatory surgery center and 1 medical group.

What is Siddharth Singh's office phone number?

The practice phone on file for Siddharth Singh is (619) 543-6222.

What is Siddharth Singh's medical license number?

Siddharth Singh's Minnesota license number on file is 54599, one of the licenses on file in 3 states.

Which states has Siddharth Singh been licensed in?

Dmand AI has state licenses on file for Siddharth Singh in Minnesota (2011 to 2016), California (2015 to 2027) and Iowa (2008 to 2011).

Which hospitals is Siddharth Singh affiliated with?

Siddharth Singh is affiliated with Mayo Clinic Hospital - Phoenix.

What medical group is Siddharth Singh part of?

Siddharth Singh is linked to UC San Diego Health. Dmand AI links Siddharth Singh to 1 more medical group.

Does Siddharth Singh accept Medicare?

Yes. CMS data shows Siddharth Singh billed Medicare for 337 services in 2024, and Siddharth Singh accepts Medicare assignment.

Does Siddharth Singh offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Siddharth Singh as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Siddharth Singh's MIPS score?

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

How many Medicare patients does Siddharth Singh see?

CMS counts 166 Medicare patients who saw Siddharth Singh in 2024, with an average age of 71.

Is Siddharth Singh board certified?

Yes. Siddharth Singh is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Siddharth Singh bill to Medicare?

In 2024, Siddharth Singh's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).

Where did Siddharth Singh go to medical school?

Siddharth Singh graduated from All India Institute of Medical Sciences in 2007.

What drugs does Siddharth Singh prescribe most?

In 2024 Medicare Part D data, Siddharth Singh's most prescribed drugs by claims were Stelara, Sodium Chloride and Mesalamine.

Has Siddharth Singh received payments from drug or device companies?

CMS Open Payments shows $68,419 in general payments to Siddharth Singh from 10 companies from 2016 to 2022. The largest total came from Pfizer Inc.

How long has Siddharth Singh been practicing?

Siddharth Singh graduated from medical school in 2007, 19 years ago.

Does Siddharth Singh do research?

Dmand AI links 1 publication to Siddharth Singh. Siddharth Singh has worked on 2 clinical trials.

Who does Siddharth Singh publish with?

Siddharth Singh's most frequent co-authors are Jeffrey D. Mccurdy, MD (1 shared paper).

What insurance does Siddharth Singh accept?

Siddharth Singh 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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