Dr. Adam Jonathan Snyder, MD

  • Covina, CA
  • Gastroenterologist
NPI1063704864PAC ID8224346481
Medicare services, 2024
2,094
Medicare patients, 2024
664
Part D claims, 2024
765
MIPS score, 2024
75
Hospital affiliations
5
Practice address
500 W San Bernardino Rd, Covina, CA 91722
Practice phone
Call (626) 610-2112
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Citrus Valley Gastroenterology a Medical Corporation

Covina, California

See all 8 affiliations

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Dr. Adam Jonathan Snyder is a gastroenterologist in Covina, California

Dr. Snyder practices at Citrus Valley Gastroenterology a Medical Corporation in Covina, California.

Dr. Snyder's NPI, 1063704864, was assigned on May 11, 2011. Dr. Snyder graduated from New York University School of Medicine in 2011. Dr. Snyder holds California license A130485.

NPI and contact details
Medicare PAC ID
8224346481
NPI enumeration date
May 11, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(626) 610-2112
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
41
Medical school graduation
2011

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

Dr. Adam Jonathan Snyder practices at Citrus Valley Gastroenterology a Medical Corporation in Covina, California

Dr. Snyder's primary practice is Citrus Valley Gastroenterology a Medical Corporation, at 500 W San Bernardino Rd, Covina, CA 91722 in Los Angeles County. The practice phone is (626) 610-2112.

  • Citrus Valley Gastroenterology a Medical Corporation
    500 W San Bernardino Rd, Covina, CA 91722 · Los Angeles CountyPhone(626) 610-2112

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Adam Jonathan Snyder is affiliated with 7 sites of care and 1 medical group

Dr. Snyder's primary practice is Citrus Valley Gastroenterology a Medical Corporation in Covina, California. Dr. Snyder is also affiliated with Emanate Health Inter-Community Hospital. The medical group on file is Citrus Valley Gastroenterology. Dmand AI also links Dr. Snyder to 4 more hospitals and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Dr. Snyder

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. Adam Jonathan Snyder's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Snyder practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Citrus Valley Gastroenterology a Medical CorporationAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Adam Jonathan Snyder is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Snyder's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Snyder is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Snyder's licenses on file in 2 states: California and New York.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A130485 · 2014 to 2027 · taxonomy 207RG0100X
  • New York license2013 to 2015

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver and gastroenteritis among the conditions Dr. Snyder treats.

Gastroenterologists near Dr. Snyder

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

1,977gastroenterologists in California
5gastroenterologists in Covina

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Adam Jonathan Snyder billed Medicare for 2,094 services in 2024

CMS data shows 2,094 Medicare services from Dr. Snyder across 15 procedure codes in 2024, for 664 Medicare patients. Medicare paid $163,409 for them.

Medicare services, 20242,094
Medicare patients664
Paid by Medicare$163,409
Procedure codes15

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0542024: 1,47240%
Lab and pathology
2023: 1512024: 25166%
Surgery
2023: 1322024: 23276%
Other services
2023: 1442024: 1393%

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

  • In an office51324%
  • In a facility1,58176%

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

  • Dr. Snyder
  • California median
Medicare services
2,094vs 5863.6 times
Medicare patients
664vs 3022.2 times
Part D claims
616vs 38062% above

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

Dr. Snyder'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. Snyder

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

Dr. Adam Jonathan Snyder treated 664 Medicare patients in 2024, average age 72

CMS counts 664 Medicare patients who saw Dr. Snyder in 2024. The largest group is 65 to 74, with 295 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 71% are also on Medicaid. Their average risk score is 3.19, 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. Snyder's median patient age at 63, with 57% women.

Medicare patients, 2024664
Average age72
Average risk score3.19
Also on Medicaid71%

Dr. Snyder's Medicare patients by age, 2024

Dr. Snyder's Medicare patients by sex, 2024

  • Women35353%
  • Men31147%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes61%
  4. Chronic kidney disease51%
  5. Arthritis49%
  6. Heart failure41%
  7. Ischemic heart disease41%
  8. Mood disorders38%

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

Dr. Snyder's patients across all payers

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

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women57%
  • Men42%

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

Dr. Adam Jonathan Snyder wrote 765 Medicare Part D claims in 2024

In 2024, Dr. Snyder wrote 765 Medicare Part D claims for 233 patients. 83% of them were for generic drugs. CMS names the drug for 616 of them, across 16 drugs with 11 or more claims each, at $58,492 in total drug cost. In 2023, CMS named 415 claims across 9 drugs.

Part D claims, 2024765
Drugs named by CMS16
Total drug cost$58,492
Part D patients233

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

  • Generic635 claims83%
  • Brand-name119 claims16%
  • Other11 claims1%

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

  • Antibiotics7%56 of 765 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: 4152024: 61648%

Drugs named by CMS: 16 in 2024, 9 in 2023.

See all prescribing by Dr. Snyder

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. Adam Jonathan Snyder scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Snyder for performance year 2024, reported individually. Dr. Snyder accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Snyder as offering telehealth. CMS counts 132 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Snyder, more than 82% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Where Dr. Snyder ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
82nd percentile132 procedures
Colonoscopy
75th percentile82 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. Adam Jonathan Snyder received $7,493 in industry payments from 2017 to 2025

CMS Open Payments shows 313 general payments to Dr. Snyder from 33 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 96% of the total. Abbvie Inc. paid the most, $3,764.

General payments to Dr. Snyder by program year, 2017 to 2025

General payments to Dr. Snyder by kind, 2017 to 2025

$7.5Kin total
  • Food and beverage$7,17196%
  • Travel and lodging$2694%
  • Education$531%

Companies that paid Dr. Snyder the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Snyder

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

Dr. Adam Jonathan Snyder graduated from New York University School of Medicine

Dr. Snyder graduated from New York University School of Medicine in 2011.

  1. Medical schoolNew York University School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Adam Jonathan Snyder accepts plans from 9 insurance carriers

Dr. Snyder is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Plan types Dr. Snyder accepts, by number of carriers

  1. Medicare8
  2. HMO6
  3. PPO5
  4. POS2
  5. EPO1
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Adam Jonathan Snyder'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)
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. Adam Jonathan Snyder

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. Adam Jonathan Snyder's NPI number?

Dr. Adam Jonathan Snyder's NPI number is 1063704864. It was assigned on May 11, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Adam Jonathan Snyder?

Dr. Adam Jonathan Snyder is a gastroenterologist in Covina, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Adam Jonathan Snyder practice?

Dr. Snyder practices at 500 W San Bernardino Rd, Covina, CA 91722. Dr. Snyder's primary practice is Citrus Valley Gastroenterology a Medical Corporation in Covina, California. Dmand AI also links Dr. Snyder to 4 hospitals and 1 group practice or clinic.

What is Dr. Adam Jonathan Snyder's office phone number?

The practice phone on file for Dr. Snyder is (626) 610-2112.

What is Dr. Adam Jonathan Snyder's medical license number?

Dr. Snyder holds California license A130485, one of the licenses on file in 2 states.

Which states has Dr. Adam Jonathan Snyder been licensed in?

Dmand AI has state licenses on file for Dr. Snyder in California (2014 to 2027) and New York (2013 to 2015).

Which hospitals is Dr. Adam Jonathan Snyder affiliated with?

Dr. Snyder is affiliated with Emanate Health Inter-Community Hospital. Dmand AI links Dr. Snyder to 4 more hospitals.

What medical group is Dr. Adam Jonathan Snyder part of?

Dr. Snyder is linked to Citrus Valley Gastroenterology.

Does Dr. Adam Jonathan Snyder accept Medicare?

Yes. CMS data shows Dr. Snyder billed Medicare for 2,094 services in 2024, and Dr. Snyder accepts Medicare assignment.

Does Dr. Adam Jonathan Snyder offer telehealth?

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

Show 9 more questionsShow fewer questions

What is Dr. Adam Jonathan Snyder's MIPS score?

Dr. Snyder's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Adam Jonathan Snyder see?

CMS counts 664 Medicare patients who saw Dr. Snyder in 2024, with an average age of 72.

Is Dr. Adam Jonathan Snyder board certified?

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

What services does Dr. Adam Jonathan Snyder bill to Medicare?

In 2024, Dr. Snyder's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and lab and pathology test (88305).

Where did Dr. Adam Jonathan Snyder go to medical school?

Dr. Snyder graduated from New York University School of Medicine in 2011.

What drugs does Dr. Adam Jonathan Snyder prescribe most?

In 2024 Medicare Part D data, Dr. Snyder's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Famotidine.

Has Dr. Adam Jonathan Snyder received payments from drug or device companies?

CMS Open Payments shows $7,493 in general payments to Dr. Snyder from 33 companies from 2017 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Adam Jonathan Snyder been practicing?

Dr. Snyder graduated from medical school in 2011, 15 years ago.

What insurance does Dr. Adam Jonathan Snyder accept?

Dr. Snyder is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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