Dr. Peter P. Chiang, MD
- Part D claims, 2024
- 1,006
- Industry payments
- $16,984
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 14190 Orchard Pkwy, Westminster, CO 80023
- Practice phone
- Call (720) 856-0008
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Orchard Park Surgery Center
Surgery Center - Medicare-Certified · Westminster, Colorado
Find Dr. Chiang'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. Peter P. Chiang is an orthopedic surgeon in Westminster, Colorado
Dr. Chiang practices at Orchard Park Surgery Center in Westminster, Colorado.
Dr. Chiang's NPI, 1114054152, was assigned on February 27, 2007. Dr. Chiang graduated from Indiana University School of Medicine in 1997. Dr. Chiang holds Colorado license 41627.
- NPI
- 1114054152NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446432363
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (720) 856-0008
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter P. Chiang practices at Orchard Park Surgery Center in Westminster, Colorado
Dr. Chiang's primary practice is Orchard Park Surgery Center, at 14190 Orchard Pkwy, Westminster, CO 80023. The practice phone is (720) 856-0008.
- Orchard Park Surgery Center14190 Orchard Pkwy, Westminster, CO 80023Phone(720) 856-0008
Source: Dmand AI Affiliation Data
Dr. Peter P. Chiang is affiliated with 1 site of care and 1 medical group
Dr. Chiang's primary practice is Orchard Park Surgery Center in Westminster, Colorado. The medical group on file is Colorado Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter P. Chiang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orchard Park Surgery Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter P. Chiang is one of 387 orthopedic surgeons in Colorado
Orthopaedic surgery is Dr. Chiang's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Chiang is licensed in Colorado.
Specialties and state licenses
- Orthopaedic surgery, ColoradoPrimary
Orthopedic surgeons near Dr. Chiang
Counts of orthopedic surgeons 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. Peter P. Chiang's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Chiang's median patient age at 72, with 56% women.
Dr. Chiang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Peter P. Chiang wrote 1,006 Medicare Part D claims in 2024
In 2024, Dr. Chiang wrote 1,006 Medicare Part D claims for 384 patients. 99% of them were for generic drugs. CMS names the drug for 965 of them, across 10 drugs with 11 or more claims each, at $7,081 in total drug cost. In 2023, CMS named 1,410 claims across 10 drugs.
Dr. Chiang's Part D claims by kind of drug, 2024
- Generic998 claims99%
- Brand-name and other8 claims1%
Dr. Chiang'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. Chiang's Part D claims, 2024
- Opioids29%291 of 1,006 claims
- Antibiotics31%310 of 1,006 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: 1,4102024: 96532%
Drugs named by CMS: 10 in 2024, 10 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
How Dr. Peter P. Chiang takes part in Medicare
Dr. Chiang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Peter P. Chiang received $16,984 in industry payments from 2016 to 2025
CMS Open Payments shows 139 general payments to Dr. Chiang from 5 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 71% of the total. Zimmer Biomet Holdings, Inc. paid the most, $11,354.
General payments to Dr. Chiang by program year, 2016 to 2025
General payments to Dr. Chiang by kind, 2016 to 2025
- Travel and lodging$12,10371%
- Food and beverage$4,88129%
Companies that paid Dr. Chiang 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. Peter P. Chiang graduated from Indiana University School of Medicine
Dr. Chiang graduated from Indiana University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter P. Chiang'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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)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. Peter P. Chiang
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. Peter P. Chiang's NPI number?
Dr. Peter P. Chiang's NPI number is 1114054152. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter P. Chiang?
Dr. Peter P. Chiang is an orthopedic surgeon in Westminster, Colorado. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Peter P. Chiang practice?
Dr. Chiang practices at 14190 Orchard Pkwy, Westminster, CO 80023. Dr. Chiang's primary practice is Orchard Park Surgery Center in Westminster, Colorado.
What is Dr. Peter P. Chiang's office phone number?
The practice phone on file for Dr. Chiang is (720) 856-0008.
What is Dr. Peter P. Chiang's medical license number?
Dr. Chiang holds Colorado license 41627.
What medical group is Dr. Peter P. Chiang part of?
Dr. Chiang is linked to Colorado Permanente Medical Group.
Does Dr. Peter P. Chiang accept Medicare?
Yes. CMS lists Dr. Chiang as accepting Medicare assignment.
Where did Dr. Peter P. Chiang go to medical school?
Dr. Chiang graduated from Indiana University School of Medicine in 1997.
What drugs does Dr. Peter P. Chiang prescribe most?
In 2024 Medicare Part D data, Dr. Chiang's most prescribed drugs by claims were Amoxicillin, Oxycodone HCl and Meloxicam.
Has Dr. Peter P. Chiang received payments from drug or device companies?
CMS Open Payments shows $16,984 in general payments to Dr. Chiang from 5 companies from 2016 to 2025. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. Peter P. Chiang been practicing?
Dr. Chiang graduated from medical school in 1997, 29 years ago.
Selling to orthopaedic surgery practices?
See orthopedic surgeons in Colorado by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card