Colleen Mary Farrell

  • Cambridge, MA
  • Internist
NPI1811423221PAC ID4880049659
Medicare services, 2024
129
Medicare patients, 2024
124
Part D claims, 2019
29
Hospital affiliations
1
Medical groups
2
Practice address
1493 Cambridge Street, Cambridge, MA 02139
Practice phone
Call (617) 665-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

CHA Cambridge Hospital

Hospital · Cambridge, Massachusetts

See all 3 affiliations

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Colleen Mary Farrell is an internist in Cambridge, Massachusetts

Colleen Farrell practices at CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.

Colleen Farrell's NPI, 1811423221, was assigned on May 4, 2017. Colleen Farrell holds Massachusetts license 1014290.

NPI and contact details
Medicare PAC ID
4880049659
NPI enumeration date
May 4, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(617) 665-1000
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Colleen Mary Farrell practices at CHA Cambridge Hospital in Cambridge, Massachusetts

Colleen Farrell's primary practice is CHA Cambridge Hospital, at 1493 Cambridge Street, Cambridge, MA 02139 in Middlesex County. The practice phone is (617) 665-1000.

Source: Dmand AI Affiliation Data

Colleen Mary Farrell is affiliated with 1 site of care and 2 medical groups

Colleen Farrell's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Colleen Farrell to 1 more medical group, named with a free account. Colleen Farrell's employer is on file too: a hospital.

See all 3 affiliations for Colleen Farrell

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Colleen Mary Farrell's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Colleen Farrell practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
CHA Cambridge HospitalAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Colleen Mary Farrell is one of 5,528 internists in Massachusetts

Internal medicine is Colleen Farrell's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Colleen Farrell is licensed in Massachusetts.

Specialties and state licenses

  • Internal medicine, MassachusettsPrimaryLicense 1014290 · taxonomy 207R00000X

Internists near Colleen Farrell

Counts of internists 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 Mary Farrell billed Medicare for 129 services in 2024

CMS data shows 129 Medicare services from Colleen Farrell across 6 procedure codes in 2024, for 124 Medicare patients. Medicare paid $8,928 for them.

Medicare services, 2024129
Medicare patients124
Paid by Medicare$8,928
Procedure codes6

Colleen Farrell's Medicare services by type, 2024

  1. Tests and treatments65
  2. Surgery36
  3. Office and hospital visits28

Where Colleen Farrell's Medicare services took place, 2024

  • In an office2217%
  • In a facility10783%

Colleen Farrell compared with the Massachusetts median for internists, 2024

  • Colleen Farrell
  • Massachusetts median
Medicare services
129vs 43170% below
Medicare patients
124vs 19436% below
Part D claims
29vs 40293% below

Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.

Colleen Farrell'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.

See all procedures by Colleen Farrell

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Colleen Mary Farrell treated 124 Medicare patients in 2024, average age 72

CMS counts 124 Medicare patients who saw Colleen Farrell in 2024. The largest group is 65 to 74, with 53 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Colleen Farrell's median patient age at 61, with 53% women.

Medicare patients, 2024124
Average age72
Average risk score2.81
Also on Medicaid21%

Colleen Farrell's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Colleen Farrell's Medicare patients by sex, 2024

  • Women6250%
  • Men6250%

Chronic conditions among Colleen Farrell's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol73%
  3. Arthritis52%
  4. Ischemic heart disease45%
  5. Atrial fibrillation42%
  6. Anxiety40%
  7. Heart failure39%
  8. COPD38%

Share of Medicare patients with each condition. A patient can have several.

Colleen Farrell's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women53%
  • Men47%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Colleen Mary Farrell wrote 29 Medicare Part D claims in 2019

In 2019, Colleen Farrell wrote 29 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $307 in total drug cost. In 2018, CMS named 51 claims across 4 drugs.

Part D claims, 201929
Drugs named by CMS2
Total drug cost$307

Colleen Farrell's most prescribed drugs by claims, 2019

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, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 512019: 2943%

Drugs named by CMS: 2 in 2019, 4 in 2018.

See all prescribing by Colleen Farrell

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

How Colleen Mary Farrell takes part in Medicare

Colleen Farrell 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)

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Sources for Colleen Mary Farrell's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Colleen Mary Farrell

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 Mary Farrell's NPI number?

Colleen Mary Farrell's NPI number is 1811423221. It was assigned on May 4, 2017, and it is active in the NPI Registry.

What does Colleen Mary Farrell specialize in?

Colleen Mary Farrell is an internist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Colleen Mary Farrell practice?

Colleen Farrell practices at 1493 Cambridge Street, Cambridge, MA 02139. Colleen Farrell's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. Dmand AI also links Colleen Farrell to 1 medical group.

What is Colleen Mary Farrell's office phone number?

The practice phone on file for Colleen Farrell is (617) 665-1000.

What is Colleen Mary Farrell's medical license number?

Colleen Farrell holds Massachusetts license 1014290.

Which hospitals is Colleen Mary Farrell affiliated with?

Colleen Farrell practices at CHA Cambridge Hospital in Cambridge, Massachusetts.

What medical group is Colleen Mary Farrell part of?

Colleen Farrell is linked to Brigham and Women's Hospital. Dmand AI links Colleen Farrell to 1 more medical group.

Does Colleen Mary Farrell accept Medicare?

Yes. CMS data shows Colleen Farrell billed Medicare for 129 services in 2024, and Colleen Farrell accepts Medicare assignment.

How many Medicare patients does Colleen Mary Farrell see?

CMS counts 124 Medicare patients who saw Colleen Farrell in 2024, with an average age of 72.

What services does Colleen Mary Farrell bill to Medicare?

In 2024, Colleen Farrell's most billed Medicare services were lung function service (94010), critical care (99291) and surgery: digestive system (49083).

What drugs does Colleen Mary Farrell prescribe most?

In 2019 Medicare Part D data, Colleen Farrell's most prescribed drugs by claims were Atorvastatin Calcium and Omeprazole.

How long has Colleen Mary Farrell been practicing?

Colleen Farrell graduated from medical school in 2017, 9 years ago.

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