Christine M. McMahon, FNP-C
Family Nurse Practitioner · Gardner, MA
Christine M. McMahon, FNP-C is a family nurse practitioner with a practice address in Gardner, Massachusetts, and NPI 1649268277, issued on Oct 7, 2005. Check the license (Massachusetts RN251913, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Christine M. McMahon
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN251913 MA
Self-reported in NPPES; status is on the state search - Practice location
- 250 Green St, Gardner, MA 01440
- Phone
- (978) 630-5050
- Enumerated
- Oct 7, 2005
- Record last updated
- Aug 12, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (978) 630-5059
- Medicaid ID
- 0700274 MA
- Medicare enrollment
- Enrolled (PECOS I20060202000573); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 250 Green St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christine M. McMahon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN251913Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family nurse practitioner in 2024
49 Medicare Part D claims for 29 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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.
The MIPS final score for 2023 (Medicare payment program): 97 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Athol Memorial Hospital IncorporatedAthol, MA
- Heywood Medical Group Inc.Gardner, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christine M. McMahon among 4,724 family nurse practitioner records in Massachusetts
Christine M. McMahon, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2002 · median 2019 among the 2,704 with a school on file
- Record last updated2011 · 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).
16 family nurse practitioner records list a practice address in Gardner
They are 16 of the 588 NPPES records with a practice address in Gardner, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Gardner → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Heather AhoGardner, MA 014401649732652
- Judy Fredette, N.P.Gardner, MA 014401457348021
- Chelsea Gagne, FNP-CGardner, MA 014401104541432
- Tina Griffin, DNP, FNP-CGardner, MA 014401295722072
- Alexandria HardingGardner, MA 014401467214676
- Jessica Leblanc, FNP - CGardner, MA 014401467964288
- Sarah MeyersGardner, MA 014401043047764
- Lori Roy, FNPGardner, MA 014401144902370
Common questions
What is Christine M. McMahon, FNP-C's NPI number?
Christine M. McMahon, FNP-C's National Provider Identifier (NPI) is 1649268277, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Christine M. McMahon, FNP-C located?
The NPPES record lists a practice address at 250 Green St, Gardner, MA, 01440. Phone: (978) 630-5050. Providers update this record themselves, so call before visiting.
How can I verify Christine M. McMahon, FNP-C's license?
NPPES lists Massachusetts license number RN251913, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Christine M. McMahon, FNP-C prescribe under Medicare Part D?
In 2024, Christine M. McMahon, FNP-C had 49 Medicare Part D claims for 29 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Christine M. McMahon, FNP-C's MIPS final score?
The 2023 MIPS final score is 97 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.