Dr. Steven Chen, MD
- Medicare services, 2024
- 1,204
- Medicare patients, 2024
- 409
- Part D claims, 2024
- 495
- MIPS score, 2024
- 25
- Hospital affiliations
- 1
- Practice address
- 20940 North Tatum Boulevard, Suite 100, Phoenix, AZ 85050
- Practice phone
- Call (480) 502-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Desert Ridge Outpatient Surgery Center
Surgery Center - Medicare-Certified · Phoenix, Arizona
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Steven Chen is an ophthalmologist in Phoenix, Arizona
Dr. Chen practices at Desert Ridge Outpatient Surgery Center in Phoenix, Arizona.
Dr. Chen's NPI, 1043201999, was assigned on October 31, 2005. Dr. Chen graduated from Tulane University School of Medicine in 1989. Dr. Chen holds Arizona license 25627.
- NPI
- 1043201999NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901790930
- NPI enumeration date
- October 31, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 502-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Chen practices at Desert Ridge Outpatient Surgery Center in Phoenix, Arizona
Dr. Chen's primary practice is Desert Ridge Outpatient Surgery Center, at 20940 North Tatum Boulevard, Suite 100, Phoenix, AZ 85050. The practice phone is (480) 502-4000.
- Desert Ridge Outpatient Surgery Center20940 North Tatum Boulevard, Suite 100, Phoenix, AZ 85050Phone(480) 502-4000
Source: Dmand AI Affiliation Data
Dr. Steven Chen is affiliated with 3 sites of care and 1 medical group
Dr. Chen's primary practice is Desert Ridge Outpatient Surgery Center in Phoenix, Arizona. Dr. Chen is also affiliated with Verde Valley Medical Center. Dmand AI also links Dr. Chen to 1 more group practice or clinic 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 Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Desert Ridge Outpatient Surgery Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Chen is one of 293 ophthalmologists in Arizona
Ophthalmology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Chen is licensed in Arizona.
Specialties and state licenses
- Ophthalmology, ArizonaPrimary
Ophthalmologists near Dr. Chen
Counts of ophthalmologists 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 Chen billed Medicare for 1,204 services in 2024
CMS data shows 1,204 Medicare services from Dr. Chen across 15 procedure codes in 2024, for 409 Medicare patients. Medicare paid $165,995 for them.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7132024: 46535%
- Tests and treatments
- 2023: 7132024: 44138%
- Surgery
- 2023: 4652024: 25545%
- Drugs given in the office
- 2023: 9092024: 4395%
Where Dr. Chen's Medicare services took place, 2024
- In an office1,00183%
- In a facility20317%
Dr. Chen compared with the Arizona median for ophthalmologists, 2024
- Dr. Chen
- Arizona median
- Medicare services
- 1,204vs 1,70930% below
- Medicare patients
- 409vs 59131% below
- Part D claims
- 446vs 65432% below
Medians across 293 ophthalmologists in Arizona with Dmand AI profiles that report each measure.
Dr. Chen'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other ophthalmologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Chen treated 409 Medicare patients in 2024, average age 75
CMS counts 409 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 191 patients. 75% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 75, with 60% women.
Dr. Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chen's Medicare patients by sex, 2024
- Women25362%
- Men15638%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis48%
- Ischemic heart disease25%
- Osteoporosis23%
- Chronic kidney disease21%
- Diabetes19%
- Anxiety17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Chen wrote 495 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 495 Medicare Part D claims for 297 patients. 89% of them were for generic drugs. CMS names the drug for 446 of them, across 3 drugs with 11 or more claims each, at $4,172 in total drug cost. In 2023, CMS named 597 claims across 3 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic440 claims89%
- Brand-name55 claims11%
Dr. Chen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5972024: 44625%
Drugs named by CMS: 3 in 2024, 3 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 Chen scored 25 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 25 out of 100 for Dr. Chen for performance year 2024, reported individually. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chen's MIPS scores, performance year 2024
- 25of 100Final score
- 50of 100Quality
- 0of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
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. Steven Chen received $6,505 in industry payments from 2016 to 2025
CMS Open Payments shows 102 general payments to Dr. Chen from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 60% of the total. Bausch Health Americas, Inc. paid the most, $2,719.
General payments to Dr. Chen by program year, 2016 to 2025
General payments to Dr. Chen by kind, 2016 to 2025
- Food and beverage$3,90560%
- Speaker and faculty fees$2,60040%
Companies that paid Dr. Chen 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 Chen graduated from Tulane University School of Medicine
Dr. Chen graduated from Tulane University School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Chen'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Chen
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 Chen's NPI number?
Dr. Steven Chen's NPI number is 1043201999. It was assigned on October 31, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Chen?
Dr. Steven Chen is an ophthalmologist in Phoenix, Arizona. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Steven Chen practice?
Dr. Chen practices at 20940 North Tatum Boulevard, Suite 100, Phoenix, AZ 85050. Dr. Chen's primary practice is Desert Ridge Outpatient Surgery Center in Phoenix, Arizona. Dmand AI also links Dr. Chen to 1 group practice or clinic and 1 medical group.
What is Dr. Steven Chen's office phone number?
The practice phone on file for Dr. Chen is (480) 502-4000.
What is Dr. Steven Chen's medical license number?
Dr. Chen holds Arizona license 25627.
Which hospitals is Dr. Steven Chen affiliated with?
Dr. Chen is affiliated with Verde Valley Medical Center.
Does Dr. Steven Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 1,204 services in 2024, and Dr. Chen accepts Medicare assignment.
What is Dr. Steven Chen's MIPS score?
Dr. Chen's MIPS final score for performance year 2024 is 25 out of 100, reported individually.
How many Medicare patients does Dr. Steven Chen see?
CMS counts 409 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.
What services does Dr. Steven Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were eye exam or test (92285), office visit, new patient (99204) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. Steven Chen go to medical school?
Dr. Chen graduated from Tulane University School of Medicine in 1989.
What drugs does Dr. Steven Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Erythromycin, Neomycin-Polymyxin-Dexameth and Diazepam.
Has Dr. Steven Chen received payments from drug or device companies?
CMS Open Payments shows $6,505 in general payments to Dr. Chen from 24 companies from 2016 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Steven Chen been practicing?
Dr. Chen graduated from medical school in 1989, 37 years ago.
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