Colleen Ann Ly, PA-C
- Medicare patients, 2024
- 13
- Hospital affiliations
- 2
- Industry payments
- $222
- Medical groups
- 3
- State license
- 1
- Practice address
- 4077 5th Ave, San Diego, CA 92103
- Practice phone
- Call (619) 294-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Colleen Ly'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.
Colleen Ann Ly is a physician assistant in San Diego, California
Colleen Ly practices at Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health.
Colleen Ly's NPI, 1184404261, was assigned on October 5, 2023. Colleen Ly holds California license PA63447.
- NPI
- 1184404261NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688015613
- NPI enumeration date
- October 5, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 294-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Colleen Ann Ly practices at Scripps Mercy Hospital San Diego in San Diego, California
Colleen Ly's primary practice is Scripps Mercy Hospital San Diego, at 4077 5th Ave, San Diego, CA 92103 in San Diego County. The practice phone is (619) 294-8111.
- Scripps Mercy Hospital San Diego4077 5th Ave, San Diego, CA 92103 · San Diego CountyPhone(619) 294-8111
Source: Dmand AI Affiliation Data
Colleen Ann Ly is affiliated with 4 sites of care and 3 medical groups
Colleen Ly's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. Colleen Ly is also affiliated with Scripps Green Hospital. The medical group on file is On-Call Specialists. Dmand AI also links Colleen Ly to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Colleen Ann Ly's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Colleen Ly practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Mercy Hospital San Diego | Available with a free account |
| +3 more sites and 2 medical groups | 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 Scripps Health and 6.2K+ hospitals, with verified contacts in the same login.
Colleen Ann Ly is one of 11,482 physician assistants in California
Physician assistant is Colleen Ly's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Colleen Ly is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Colleen Ly
Counts of physician assistants 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
Colleen Ann Ly treated 13 Medicare patients in 2024, average age 74
CMS counts 13 Medicare patients who saw Colleen Ly in 2024. The largest group is under 65, with 0 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Colleen Ly's median patient age at 70, with 46% women.
Colleen Ly's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Colleen Ly's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
Share of Medicare patients with each condition. A patient can have several.
Colleen Ly's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Colleen Ann Ly takes part in Medicare
Colleen Ly accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Colleen Ann Ly received $222 in industry payments from 2024 to 2025
CMS Open Payments shows 5 general payments to Colleen Ly from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $188.
General payments to Colleen Ly by program year, 2024 to 2025
Companies that paid Colleen Ly the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Colleen Ann Ly'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 DataMedicare Physician & Other Practitioners - 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) |
| 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 Colleen Ann Ly
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Colleen Ann Ly's NPI number?
Colleen Ann Ly's NPI number is 1184404261. It was assigned on October 5, 2023, and it is active in the NPI Registry.
What does Colleen Ann Ly specialize in?
Colleen Ann Ly is a physician assistant in San Diego, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Colleen Ann Ly practice?
Colleen Ly practices at 4077 5th Ave, San Diego, CA 92103. Colleen Ly's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. Dmand AI also links Colleen Ly to 2 group practices and clinics and 2 medical groups.
What is Colleen Ann Ly's office phone number?
The practice phone on file for Colleen Ly is (619) 294-8111.
What is Colleen Ann Ly's medical license number?
Colleen Ly holds California license PA63447.
Which hospitals is Colleen Ann Ly affiliated with?
Colleen Ly practices at Scripps Mercy Hospital San Diego in San Diego, California. Colleen Ly is also affiliated with Scripps Green Hospital.
What medical group is Colleen Ann Ly part of?
Colleen Ly is linked to On-Call Specialists. Dmand AI links Colleen Ly to 2 more medical groups.
Does Colleen Ann Ly accept Medicare?
Yes. CMS lists Colleen Ly as accepting Medicare assignment.
How many Medicare patients does Colleen Ann Ly see?
CMS counts 13 Medicare patients who saw Colleen Ly in 2024, with an average age of 74.
Has Colleen Ann Ly received payments from drug or device companies?
CMS Open Payments shows $222 in general payments to Colleen Ly from 3 companies from 2024 to 2025. The largest total came from Amgen Inc.
How long has Colleen Ann Ly been practicing?
Colleen Ly graduated from medical school in 2023, 3 years ago.
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