Dr. Ashwin Ashok, MD

  • Whittier, CA
  • Gastroenterologist
NPI1134311236PAC ID0446326847
Medicare services, 2024
716
Medicare patients, 2024
370
Part D claims, 2024
2,130
Publications
1
MIPS score, 2024
79
Practice address
12401 Washington Blvd, Whittier, CA 90602
Practice phone
Call (562) 698-0811
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

PIH Health Whittier Hospital

Hospital · Whittier, California

See all 5 affiliations

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Dr. Ashwin Ashok is a gastroenterologist in Whittier, California

Dr. Ashok practices at PIH Health Whittier Hospital in Whittier, California, part of PIH Health.

Dr. Ashok's NPI, 1134311236, was assigned on August 13, 2007. Dr. Ashok graduated from Albert Einstein College of Medicine in 2005. Dr. Ashok holds California license A97611.

NPI and contact details
Medicare PAC ID
0446326847
NPI enumeration date
August 13, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(562) 698-0811
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
47
Medical school graduation
2005

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

Dr. Ashwin Ashok practices at PIH Health Whittier Hospital in Whittier, California

Dr. Ashok's primary practice is PIH Health Whittier Hospital, at 12401 Washington Blvd, Whittier, CA 90602 in Los Angeles County. The practice phone is (562) 698-0811.

Source: Dmand AI Affiliation Data

Dr. Ashwin Ashok is affiliated with 4 sites of care and 1 medical group

Dr. Ashok's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. Dr. Ashok is also affiliated with PIH Health Downey Hospital. The medical group on file is PIH Health Physicians. Dmand AI also links Dr. Ashok to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Ashok

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ashwin Ashok's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ashok practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
PIH Health Whittier HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ashwin Ashok is one of 1,977 gastroenterologists in California

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

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A97611 · 2006 to 2026 · taxonomy 207RG0100X
  • New Mexico license2009 to 2012

Clinical focus

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

Gastroenterologists near Dr. Ashok

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. Ashwin Ashok billed Medicare for 716 services in 2024

CMS data shows 716 Medicare services from Dr. Ashok across 14 procedure codes in 2024, for 370 Medicare patients. Medicare paid $72,620 for them.

Medicare services, 2024716
Medicare patients370
Paid by Medicare$72,620
Procedure codes14

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

  • 2023
  • 2024
Office and hospital visits
2023: 4042024: 47117%
Surgery
2023: 1652024: 21832%
Tests and treatments
2023: 02024: 14
Imaging
2023: 112024: 1318%

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

  • In an office33847%
  • In a facility37853%

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

  • Dr. Ashok
  • California median
Medicare services
716vs 58622% above
Medicare patients
370vs 30223% above
Part D claims
1,968vs 3805.2 times

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

Dr. Ashok'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. Ashok

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ashok 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

Dr. Ashwin Ashok treated 370 Medicare patients in 2024, average age 73

CMS counts 370 Medicare patients who saw Dr. Ashok in 2024. The largest group is 65 to 74, with 168 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.09, 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. Ashok's median patient age at 66, with 54% women.

Medicare patients, 2024370
Average age73
Average risk score2.09
Also on Medicaid34%

Dr. Ashok's Medicare patients by age, 2024

Dr. Ashok's Medicare patients by sex, 2024

  • Women20355%
  • Men16745%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis46%
  4. Diabetes44%
  5. Chronic kidney disease35%
  6. Ischemic heart disease25%
  7. Heart failure23%
  8. Anxiety22%

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

Dr. Ashok's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women54%
  • Men46%

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

Dr. Ashwin Ashok wrote 2,130 Medicare Part D claims in 2024

In 2024, Dr. Ashok wrote 2,130 Medicare Part D claims for 652 patients. 83% of them were for generic drugs. CMS names the drug for 1,968 of them, across 36 drugs with 11 or more claims each, at $381,786 in total drug cost. In 2023, CMS named 1,726 claims across 34 drugs.

Part D claims, 20242,130
Drugs named by CMS36
Total drug cost$381,786
Part D patients652

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

  • Generic1,766 claims83%
  • Brand-name and other364 claims17%

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

  • Antibiotics4%85 of 2,130 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: 1,7262024: 1,96814%

Drugs named by CMS: 36 in 2024, 34 in 2023.

See all prescribing by Dr. Ashok

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. Ashwin Ashok scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Ashok for performance year 2024, reported as part of a group. Dr. Ashok accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ashok as offering telehealth. CMS counts 139 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Ashok, more than 83% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Ashok's MIPS scores, performance year 2024

  • 79of 100Final score
  • 58.7of 100Quality
  • 40of 100Improvement Activities
  • 75of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Ashok ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
83rd percentile139 procedures
Colonoscopy
76th percentile84 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. Ashwin Ashok has 1 publication on record

Dmand AI links 1 paper to Dr. Ashok. Dr. Ashok's most frequent co-authors are Anjani Kumar Thakur, MD and Isaac Yang, MD.

Papers1

Dr. Ashok's most frequent co-authors

Recent publications by Dr. Ashok

See all 1 publications and co-authors

See who Dr. Ashok researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ashok 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. Ashwin Ashok received $3,815 in industry payments from 2016 to 2025

CMS Open Payments shows 129 general payments to Dr. Ashok from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. Abbvie Inc. paid the most, $1,096.

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

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

$3.8Kin total
  • Food and beverage$3,47391%
  • Speaker and faculty fees$2256%
  • Education$1173%

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

Share is of all general payments to this clinician.

See all payments to Dr. Ashok

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

Dr. Ashwin Ashok graduated from Albert Einstein College of Medicine

Dr. Ashok graduated from Albert Einstein College of Medicine in 2005.

  1. Medical schoolAlbert Einstein College of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ashwin Ashok accepts plans from 7 insurance carriers

Dr. Ashok is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Ashok accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO3
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ashwin Ashok'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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. Ashwin Ashok

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. Ashwin Ashok's NPI number?

Dr. Ashwin Ashok's NPI number is 1134311236. It was assigned on August 13, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Ashwin Ashok?

Dr. Ashwin Ashok is a gastroenterologist in Whittier, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Ashwin Ashok practice?

Dr. Ashok practices at 12401 Washington Blvd, Whittier, CA 90602. Dr. Ashok's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. Dmand AI also links Dr. Ashok to 1 hospital and 1 group practice or clinic.

What is Dr. Ashwin Ashok's office phone number?

The practice phone on file for Dr. Ashok is (562) 698-0811.

What is Dr. Ashwin Ashok's medical license number?

Dr. Ashok holds California license A97611, one of the licenses on file in 2 states.

Which states has Dr. Ashwin Ashok been licensed in?

Dmand AI has state licenses on file for Dr. Ashok in California (2006 to 2026) and New Mexico (2009 to 2012).

Which hospitals is Dr. Ashwin Ashok affiliated with?

Dr. Ashok practices at PIH Health Whittier Hospital in Whittier, California. Dr. Ashok is also affiliated with PIH Health Downey Hospital. Dmand AI links Dr. Ashok to 1 more hospital.

What medical group is Dr. Ashwin Ashok part of?

Dr. Ashok is linked to PIH Health Physicians.

Does Dr. Ashwin Ashok accept Medicare?

Yes. CMS data shows Dr. Ashok billed Medicare for 716 services in 2024, and Dr. Ashok accepts Medicare assignment.

Does Dr. Ashwin Ashok offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Ashwin Ashok's MIPS score?

Dr. Ashok's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

How many Medicare patients does Dr. Ashwin Ashok see?

CMS counts 370 Medicare patients who saw Dr. Ashok in 2024, with an average age of 73.

Is Dr. Ashwin Ashok board certified?

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

What services does Dr. Ashwin Ashok bill to Medicare?

In 2024, Dr. Ashok's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and office visit, new patient (99204).

Where did Dr. Ashwin Ashok go to medical school?

Dr. Ashok graduated from Albert Einstein College of Medicine in 2005.

What drugs does Dr. Ashwin Ashok prescribe most?

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

Has Dr. Ashwin Ashok received payments from drug or device companies?

CMS Open Payments shows $3,815 in general payments to Dr. Ashok from 19 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Ashwin Ashok been practicing?

Dr. Ashok graduated from medical school in 2005, 21 years ago.

Does Dr. Ashwin Ashok do research?

Dmand AI links 1 publication to Dr. Ashok.

Who does Dr. Ashwin Ashok publish with?

Dr. Ashok's most frequent co-authors are Anjani Kumar Thakur, MD (1 shared paper) and Isaac Yang, MD (1 shared paper).

What insurance does Dr. Ashwin Ashok accept?

Dr. Ashok is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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