Dr. Ira Chang, MD
- Medicare services, 2024
- 438
- Medicare patients, 2024
- 234
- Part D claims, 2024
- 14
- Hospital affiliations
- 5
- Industry payments
- $17,018
- Practice address
- 12911 W 40th Ave, Golden, CO 80401
- Practice phone
- Call (303) 425-4500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Intermountain Health Lutheran Hospital
Golden, Colorado
Find Dr. Chang'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. Ira Chang is a neurocritical care physician in Golden, Colorado
Dr. Chang practices at Intermountain Health Lutheran Hospital in Golden, Colorado.
Dr. Chang's NPI, 1285645440, was assigned on August 11, 2006. Dr. Chang graduated from University of Maryland School of Medicine in 1988. Dr. Chang holds Colorado license DR.0032701.
- NPI
- 1285645440NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678556727
- NPI enumeration date
- August 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (303) 425-4500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ira Chang practices at Intermountain Health Lutheran Hospital in Golden, Colorado
Dr. Chang's primary practice is Intermountain Health Lutheran Hospital, at 12911 W 40th Ave, Golden, CO 80401 in Jefferson County. The practice phone is (303) 425-4500.
- Intermountain Health Lutheran Hospital12911 W 40th Ave, Golden, CO 80401 · Jefferson CountyPhone(303) 425-4500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ira Chang is affiliated with 8 sites of care and 8 medical groups
Dr. Chang's primary practice is Intermountain Health Lutheran Hospital in Golden, Colorado. Dr. Chang is also affiliated with Lutheran Hospital. The medical group on file is Great Plains Health. Dmand AI also links Dr. Chang to 4 more hospitals, 7 medical groups, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account.
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. Ira Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Intermountain Health Lutheran Hospital | Available with a free account |
| +7 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ira Chang is one of 11 neurocritical care physicians in Colorado
Neurocritical care is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 2084A2900X. Dr. Chang is licensed in Colorado.
Specialties and state licenses
- Neurocritical care, ColoradoPrimary
Neurocritical care physicians near Dr. Chang
Counts of neurocritical care physicians 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. Ira Chang billed Medicare for 438 services in 2024
CMS data shows 438 Medicare services from Dr. Chang across 6 procedure codes in 2024, for 234 Medicare patients. Medicare paid $52,798 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2622024: 43867%
Dr. Chang'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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Ira Chang treated 234 Medicare patients in 2024, average age 74
CMS counts 234 Medicare patients who saw Dr. Chang in 2024. The largest group is 75 to 84, with 76 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.74, 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. Chang's median patient age at 66, with 54% women.
Dr. Chang's Medicare patients by age, 2024
Dr. Chang's Medicare patients by sex, 2024
- Women13056%
- Men10444%
Chronic conditions among Dr. Chang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA72%
- Arthritis47%
- Mood disorders42%
- Diabetes40%
- Atrial fibrillation39%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chang'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%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ira Chang wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 14 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Ira Chang offers telehealth to Medicare patients
Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ira Chang received $17,018 in industry payments from 2016 to 2025
CMS Open Payments shows 25 general payments to Dr. Chang from 16 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 85% of the total. NeuraSignal Inc. paid the most, $10,895.
General payments to Dr. Chang by program year, 2016 to 2025
General payments to Dr. Chang by kind, 2016 to 2025
- Consulting fees$14,46585%
- Food and beverage$1,63510%
- Travel and lodging$9185%
Companies that paid Dr. Chang 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. Ira Chang graduated from University of Maryland School of Medicine
Dr. Chang graduated from University of Maryland School of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ira Chang'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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 (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) |
| 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. Ira Chang
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. Ira Chang's NPI number?
Dr. Ira Chang's NPI number is 1285645440. It was assigned on August 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ira Chang?
Dr. Ira Chang is a neurocritical care physician in Golden, Colorado. The primary specialty in the NPI Registry is Neurocritical Care Physician (taxonomy code 2084A2900X).
Where does Dr. Ira Chang practice?
Dr. Chang practices at 12911 W 40th Ave, Golden, CO 80401. Dr. Chang's primary practice is Intermountain Health Lutheran Hospital in Golden, Colorado. Dmand AI also links Dr. Chang to 4 hospitals, 7 medical groups, 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Ira Chang's office phone number?
The practice phone on file for Dr. Chang is (303) 425-4500.
What is Dr. Ira Chang's medical license number?
Dr. Chang holds Colorado license DR.0032701.
Which hospitals is Dr. Ira Chang affiliated with?
Dr. Chang is affiliated with Lutheran Hospital. Dmand AI links Dr. Chang to 4 more hospitals.
What medical group is Dr. Ira Chang part of?
Dr. Chang is linked to Great Plains Health. Dmand AI links Dr. Chang to 7 more medical groups.
Does Dr. Ira Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 438 services in 2024, and Dr. Chang accepts Medicare assignment.
Does Dr. Ira Chang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chang as offering telehealth services.
How many Medicare patients does Dr. Ira Chang see?
CMS counts 234 Medicare patients who saw Dr. Chang in 2024, with an average age of 74.
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What services does Dr. Ira Chang bill to Medicare?
In 2024, Dr. Chang's most billed Medicare services were critical care (99291), hospital inpatient care (99233) and hospital inpatient care (99223).
Where did Dr. Ira Chang go to medical school?
Dr. Chang graduated from University of Maryland School of Medicine in 1988.
Has Dr. Ira Chang received payments from drug or device companies?
CMS Open Payments shows $17,018 in general payments to Dr. Chang from 16 companies from 2016 to 2025. The largest total came from NeuraSignal Inc.
How long has Dr. Ira Chang been practicing?
Dr. Chang graduated from medical school in 1988, 38 years ago.
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