Karen Guigno, NP
Family Nurse Practitioner · Framingham, MA
Karen Guigno, NP is a family nurse practitioner with a practice address in Framingham, Massachusetts, and NPI 1578811105, issued on Aug 29, 2012. Check the license (Massachusetts RN255994, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Guigno
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN255994 MA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Worcester RD Ste 504, Framingham, MA 01702
- Phone
- (508) 875-0922
- Enumerated
- Aug 29, 2012
- Record last updated
- Sep 9, 2024
- Fax
- (508) 875-0142
- Medicare enrollment
- Enrolled (PECOS I20121121000524); 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 600 Worcester RD Ste 504
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Bean, MDInternal Medicine Physician1447266408
Verify Karen Guigno in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN255994Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average family nurse practitioner in 2024
2,863 Medicare Part D claims for 390 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 39 claims were for opioids.
Most prescribed
- Atorvastatin Calcium170 claims
- Omeprazole164 claims
- Levothyroxine Sodium139 claims
- Lisinopril139 claims
- Amlodipine Besylate120 claims
- Simvastatin98 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.
Industry payments in 2024: $48.29
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Charles River Medical Associates, PCFramingham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Guigno among 4,724 family nurse practitioner records in Massachusetts
Karen Guigno, NP 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 2012, is newer than 23% of them.
- NPI issued2012 · 23% of these records are older, 74% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2012 · 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).
46 family nurse practitioner records list a practice address in Framingham
They are 46 of the 3,069 NPPES records with a practice address in Framingham, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Framingham → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Yevgeniya Belkina, NPFramingham, MA 017021710919113
- Sara Britton, APRN- BCFramingham, MA 017021306002944
- Yelena Geiler, RN MSN FNP-CFramingham, MA 017021376781187
- Barbara Hignite, ARNPFramingham, MA 017021982617262
- Jessica Kraft, FNP, BSN, MSN, MPHFramingham, MA 017021851727168
- Nancy Kunkel, APRNFramingham, MA 017021396982872
- Shari O'Leary, FNP-CFramingham, MA 017021134590623
- Mary Poillucci, RNNPFramingham, MA 017021124544515
Common questions
What is Karen Guigno, NP's NPI number?
Karen Guigno, NP's National Provider Identifier (NPI) is 1578811105, issued on Aug 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Karen Guigno, NP located?
The NPPES record lists a practice address at 600 Worcester RD Ste 504, Framingham, MA, 01702. Phone: (508) 875-0922. Providers update this record themselves, so call before visiting.
How can I verify Karen Guigno, NP's license?
NPPES lists Massachusetts license number RN255994, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Guigno, NP prescribe under Medicare Part D?
In 2024, Karen Guigno, NP had 2,863 Medicare Part D claims for 390 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.