Colleen Rosemarie Barker, FNP-C
Family Nurse Practitioner · South Hadley, MA
Colleen Rosemarie Barker, FNP-C is a family nurse practitioner with a practice address in South Hadley, Massachusetts, and NPI 1205602851, issued on Nov 27, 2023. Check the license (Massachusetts RN279137, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Colleen Rosemarie Barker
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN279137 MA
Self-reported in NPPES; status is on the state search - Practice location
- 470 Granby RD Ste 1, South Hadley, MA 01075
- Phone
- (413) 794-8700
- Enumerated
- Nov 27, 2023
- Record last updated
- Nov 26, 2024
- Fax
- (413) 794-8732
- Medicare enrollment
- Enrolled (PECOS I20231226000538); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 470 Granby RD Ste 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Colleen Rosemarie Barker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN279137Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average family nurse practitioner in 2024
155 Medicare Part D claims for 85 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Lisinopril19 claims
- Meloxicam12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Baystate Medical Practices IncSouth Hadley, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colleen Rosemarie Barker among 4,724 family nurse practitioner records in Massachusetts
Colleen Rosemarie Barker, FNP-C is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 79% of them.
- NPI issued2023 · 79% of these records are older, 14% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2023 · median 2019 among the 2,704 with a school on file
- Record last updated2024 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 family nurse practitioner records list a practice address in South Hadley
They are 13 of the 346 NPPES records with a practice address in South Hadley, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in South Hadley → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Patricia Alford, MS FNPSouth Hadley, MA 010751184239857
- Samantha Barcome, FNP-CSouth Hadley, MA 010751437746450
- Megan Chartier, NPSouth Hadley, MA 010751154750719
- Emily Demartino, DNP, APRNSouth Hadley, MA 010751205231263
- Rebecca Gianni, N.P.South Hadley, MA 010751992118830
- Sarah Lake, NPSouth Hadley, MA 010751558951475
- Ashlee Osowski, NPSouth Hadley, MA 010751538650361
- Alyssa Pawlowski, NPSouth Hadley, MA 010751619288131
Common questions
What is Colleen Rosemarie Barker, FNP-C's NPI number?
Colleen Rosemarie Barker, FNP-C's National Provider Identifier (NPI) is 1205602851, issued on Nov 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Rosemarie Barker, FNP-C located?
The NPPES record lists a practice address at 470 Granby RD Ste 1, South Hadley, MA, 01075. Phone: (413) 794-8700. Providers update this record themselves, so call before visiting.
How can I verify Colleen Rosemarie Barker, FNP-C's license?
NPPES lists Massachusetts license number RN279137, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Colleen Rosemarie Barker, FNP-C prescribe under Medicare Part D?
In 2024, Colleen Rosemarie Barker, FNP-C had 155 Medicare Part D claims for 85 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.