Dr. Steven Haig Chooljian, MD
- Medicare services, 2024
- 3,199
- Medicare patients, 2024
- 324
- Part D claims, 2024
- 7,592
- MIPS score, 2024
- 90
- Hospital affiliations
- 4
- Practice address
- 1303 E Herndon Ave, Fresno, CA 93720
- Practice phone
- Call (559) 450-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chooljian'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. Steven Haig Chooljian is an internist in Fresno, California
Dr. Chooljian practices at Saint Agnes Medical Center in Fresno, California, part of Trinity Health.
Dr. Chooljian's NPI, 1245250232, was assigned on July 20, 2006. Dr. Chooljian graduated from David Geffen School of Medicine at UCLA in 1985. Dr. Chooljian holds California license G59244.
- NPI
- 1245250232NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355432022
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (559) 450-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Haig Chooljian practices at Saint Agnes Medical Center in Fresno, California
Dr. Chooljian's primary practice is Saint Agnes Medical Center, at 1303 E Herndon Ave, Fresno, CA 93720 in Fresno County. The practice phone is (559) 450-3000.
- Saint Agnes Medical Center1303 E Herndon Ave, Fresno, CA 93720 · Fresno CountyPhone(559) 450-3000
Source: Dmand AI Affiliation Data
Dr. Steven Haig Chooljian is affiliated with 10 sites of care and 2 medical groups
Dr. Chooljian's primary practice is Saint Agnes Medical Center in Fresno, California, part of Trinity Health. Dr. Chooljian is also affiliated with Community Regional Medical Center. The medical group on file is Internal Medicine Specialists. Dmand AI also links Dr. Chooljian to 2 more hospitals, 3 home health agencies, 2 group practices and clinics, 1 hospice and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steven Haig Chooljian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chooljian practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Agnes Medical Center | Available with a free account |
| +9 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Haig Chooljian is one of 16,751 internists in California
Internal medicine is Dr. Chooljian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chooljian is board certified in internal medicine by the American Board of Internal Medicine. Dr. Chooljian is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute mini-stroke (TIA), acute sinusitis, acute skin infection, alzheimer's disease, aneurysm, ankle or foot injury and anxiety among the conditions Dr. Chooljian treats.
Internists near Dr. Chooljian
Counts of internists 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. Steven Haig Chooljian billed Medicare for 3,199 services in 2024
CMS data shows 3,199 Medicare services from Dr. Chooljian across 15 procedure codes in 2024, for 324 Medicare patients. Medicare paid $172,552 for them. Every service was in an office.
Dr. Chooljian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 7812024: 1,39178%
- Office and hospital visits
- 2023: 1,2632024: 1,2953%
- Tests and treatments
- 2023: 4642024: 33827%
- Drugs given in the office
- 2023: 2542024: 15539%
- Surgery
- 2023: 502024: 2060%
Dr. Chooljian compared with the California median for internists, 2024
- Dr. Chooljian
- California median
- Medicare services
- 3,199vs 3618.9 times
- Medicare patients
- 324vs 1512.1 times
- Part D claims
- 6,897vs 42116.4 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chooljian'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. Chooljian?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chooljian and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Haig Chooljian treated 324 Medicare patients in 2024, average age 79
CMS counts 324 Medicare patients who saw Dr. Chooljian in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chooljian's median patient age at 76, with 52% women.
Dr. Chooljian's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chooljian's Medicare patients by sex, 2024
- Women17454%
- Men15046%
Chronic conditions among Dr. Chooljian's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis55%
- Ischemic heart disease35%
- Diabetes25%
- Osteoporosis23%
- Cancer21%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chooljian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Haig Chooljian wrote 7,592 Medicare Part D claims in 2024
In 2024, Dr. Chooljian wrote 7,592 Medicare Part D claims for 335 patients. 81% of them were for generic drugs. CMS names the drug for 6,897 of them, across 132 drugs with 11 or more claims each, at $811,976 in total drug cost. In 2023, CMS named 6,484 claims across 136 drugs.
Dr. Chooljian's Part D claims by kind of drug, 2024
- Generic6,158 claims81%
- Brand-name1,405 claims19%
- Other29 claims0%
Dr. Chooljian'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. Chooljian's Part D claims, 2024
- Opioids3%232 of 7,592 claims
- Antibiotics5%354 of 7,592 claims
- Antipsychotics, patients 65 and over1%59 of 7,592 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: 6,4842024: 6,8976%
Drugs named by CMS: 132 in 2024, 136 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. Steven Haig Chooljian scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Chooljian for performance year 2024, reported individually. Dr. Chooljian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chooljian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Chooljian's MIPS scores, performance year 2024
- 90of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 67of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Steven Haig Chooljian received $12,624 in industry payments from 2016 to 2025
CMS Open Payments shows 749 general payments to Dr. Chooljian from 57 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $1,368.
General payments to Dr. Chooljian by program year, 2016 to 2025
General payments to Dr. Chooljian by kind, 2016 to 2025
- Food and beverage$12,573100%
- Education$520%
Companies that paid Dr. Chooljian the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven Haig Chooljian has 1 award and honors on record
Dmand AI lists 1 award for Dr. Chooljian, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Dr. Chooljian
- 2012
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Steven Haig Chooljian graduated from David Geffen School of Medicine at UCLA
Dr. Chooljian graduated from David Geffen School of Medicine at UCLA in 1985.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Steven Haig Chooljian accepts plans from 13 insurance carriers
Dr. Chooljian is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Chooljian accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- EPO4
- POS3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Steven Haig Chooljian'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Steven Haig Chooljian
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. Steven Haig Chooljian's NPI number?
Dr. Steven Haig Chooljian's NPI number is 1245250232. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Haig Chooljian?
Dr. Steven Haig Chooljian is an internist in Fresno, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Steven Haig Chooljian practice?
Dr. Chooljian practices at 1303 E Herndon Ave, Fresno, CA 93720. Dr. Chooljian's primary practice is Saint Agnes Medical Center in Fresno, California, part of Trinity Health. Dmand AI also links Dr. Chooljian to 2 hospitals, 3 home health agencies, 2 group practices and clinics, 1 hospice and 1 medical group.
What is Dr. Steven Haig Chooljian's office phone number?
The practice phone on file for Dr. Chooljian is (559) 450-3000.
What is Dr. Steven Haig Chooljian's medical license number?
Dr. Chooljian holds California license G59244.
Which hospitals is Dr. Steven Haig Chooljian affiliated with?
Dr. Chooljian practices at Saint Agnes Medical Center in Fresno, California. Dr. Chooljian is also affiliated with Community Regional Medical Center. Dmand AI links Dr. Chooljian to 2 more hospitals.
What medical group is Dr. Steven Haig Chooljian part of?
Dr. Chooljian is linked to Internal Medicine Specialists. Dmand AI links Dr. Chooljian to 1 more medical group.
Does Dr. Steven Haig Chooljian accept Medicare?
Yes. CMS data shows Dr. Chooljian billed Medicare for 3,199 services in 2024, and Dr. Chooljian accepts Medicare assignment.
Does Dr. Steven Haig Chooljian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chooljian as offering telehealth services.
What is Dr. Steven Haig Chooljian's MIPS score?
Dr. Chooljian's MIPS final score for performance year 2024 is 90 out of 100, reported individually.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Steven Haig Chooljian see?
CMS counts 324 Medicare patients who saw Dr. Chooljian in 2024, with an average age of 79.
Is Dr. Steven Haig Chooljian board certified?
Yes. Dr. Chooljian is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Steven Haig Chooljian bill to Medicare?
In 2024, Dr. Chooljian's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Dr. Steven Haig Chooljian go to medical school?
Dr. Chooljian graduated from David Geffen School of Medicine at UCLA in 1985.
What drugs does Dr. Steven Haig Chooljian prescribe most?
In 2024 Medicare Part D data, Dr. Chooljian's most prescribed drugs by claims were Ezetimibe, Rosuvastatin Calcium and Atorvastatin Calcium.
Has Dr. Steven Haig Chooljian received payments from drug or device companies?
CMS Open Payments shows $12,624 in general payments to Dr. Chooljian from 57 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Steven Haig Chooljian been practicing?
Dr. Chooljian graduated from medical school in 1985, 41 years ago.
What insurance does Dr. Steven Haig Chooljian accept?
Dr. Chooljian is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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