Leila J. Colson, APRN
- Medicare patients, 2024
- 142
- Part D claims, 2024
- 437
- Hospital affiliations
- 1
- Industry payments
- $942
- Medical group
- 1
- Practice address
- 325 Highland Ave, Cheshire, CT 06410
- Practice phone
- Call (203) 848-1803
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Margaret Chustecka Internal Medicine of Greater New Haven
Cheshire, Connecticut
Find Leila Colson'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.
Leila J. Colson is a family nurse practitioner in Cheshire, Connecticut
Leila Colson practices at Margaret Chustecka Internal Medicine of Greater New Haven in Cheshire, Connecticut.
Leila Colson's NPI, 1841955861, was assigned on November 4, 2021. Leila Colson holds Connecticut license 12.010114.
- NPI
- 1841955861NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587056650
- NPI enumeration date
- November 4, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (203) 848-1803
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Leila J. Colson practices at Margaret Chustecka Internal Medicine of Greater New Haven in Cheshire, Connecticut
Leila Colson's primary practice is Margaret Chustecka Internal Medicine of Greater New Haven, at 325 Highland Ave, Cheshire, CT 06410 in Capitol County. The practice phone is (203) 848-1803.
- Margaret Chustecka Internal Medicine of Greater New Haven325 Highland Ave, Cheshire, CT 06410 · Capitol CountyPhone(203) 848-1803
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Leila J. Colson is affiliated with 3 sites of care and 1 medical group
Leila Colson's primary practice is Margaret Chustecka Internal Medicine of Greater New Haven in Cheshire, Connecticut. Leila Colson is also affiliated with Yale New Haven Hospital. The medical group on file is Internal Medicine of Greater New Haven. Dmand AI also links Leila Colson to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Leila J. Colson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Leila Colson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Margaret Chustecka Internal Medicine of Greater New Haven | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Leila J. Colson is one of 2,105 family nurse practitioners in Connecticut
Family is Leila Colson's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Leila Colson is licensed in Connecticut.
Specialties and state licenses
- Family nurse practitioner, ConnecticutPrimary
Family nurse practitioners near Leila Colson
Counts of family nurse practitioners 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
Leila J. Colson treated 142 Medicare patients in 2024, average age 73
CMS counts 142 Medicare patients who saw Leila Colson in 2024. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Leila Colson's median patient age at 51, with 67% women.
Leila Colson's Medicare patients by age, 2024
Leila Colson's Medicare patients by sex, 2024
- Women7855%
- Men6445%
Chronic conditions among Leila Colson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Anxiety36%
- Diabetes34%
- Mood disorders30%
- Depression25%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Leila Colson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Leila J. Colson wrote 437 Medicare Part D claims in 2024
In 2024, Leila Colson wrote 437 Medicare Part D claims for 63 patients. 88% of them were for generic drugs.
Leila Colson's Part D claims by kind of drug, 2024
- Generic386 claims88%
- Brand-name51 claims12%
Drug classes CMS tracks in Leila Colson's Part D claims, 2024
- Antibiotics3%14 of 437 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Leila J. Colson offers telehealth to Medicare patients
Leila Colson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Leila Colson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Leila J. Colson received $942 in industry payments in 2025
CMS Open Payments shows 50 general payments to Leila Colson from 11 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $357.
Companies that paid Leila Colson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Leila J. Colson'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 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) |
| 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) |
| 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 Leila J. Colson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Leila J. Colson's NPI number?
Leila J. Colson's NPI number is 1841955861. It was assigned on November 4, 2021, and it is active in the NPI Registry.
What does Leila J. Colson specialize in?
Leila J. Colson is a family nurse practitioner in Cheshire, Connecticut. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Leila J. Colson practice?
Leila Colson practices at 325 Highland Ave, Cheshire, CT 06410. Leila Colson's primary practice is Margaret Chustecka Internal Medicine of Greater New Haven in Cheshire, Connecticut. Dmand AI also links Leila Colson to 1 group practice or clinic.
What is Leila J. Colson's office phone number?
The practice phone on file for Leila Colson is (203) 848-1803.
What is Leila J. Colson's medical license number?
Leila Colson holds Connecticut license 12.010114.
Which hospitals is Leila J. Colson affiliated with?
Leila Colson is affiliated with Yale New Haven Hospital.
What medical group is Leila J. Colson part of?
Leila Colson is linked to Internal Medicine of Greater New Haven.
Does Leila J. Colson accept Medicare?
Yes. CMS lists Leila Colson as accepting Medicare assignment.
Does Leila J. Colson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Leila Colson as offering telehealth services.
How many Medicare patients does Leila J. Colson see?
CMS counts 142 Medicare patients who saw Leila Colson in 2024, with an average age of 73.
Has Leila J. Colson received payments from drug or device companies?
CMS Open Payments shows $942 in general payments to Leila Colson from 11 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Leila J. Colson been practicing?
Leila Colson graduated from medical school in 2021, 5 years ago.
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