Karen L. Gutierrez, FNP
Family Nurse Practitioner · Williamsville, NY
Karen L. Gutierrez, FNP is a family nurse practitioner with a practice address in Williamsville, New York, and NPI 1659365500, issued on Sep 7, 2005. Check the license (New York 331702, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen L. Gutierrez
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 331702 NY
Self-reported in NPPES; status is on the state search - Practice location
- 192 Park Club LN, Williamsville, NY 14221
- Phone
- (716) 422-0010
- Enumerated
- Sep 7, 2005
- Record last updated
- Jul 21, 2022
- Fax
- (716) 422-0618
- Medicaid ID
- 02346454 NY
- Entity
- Type 1 · individual
Also registered at 192 Park Club LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James AitkenOrthopaedic Surgery Physician1770944555
- Andrea Bauer, N.P.Adult Health Nurse Practitioner1821095878
- Robert Brown, M.D.Orthopaedic Hand Surgery Physician1154321396
- Angela Bucella, PT, DPTOrthopedic Physical Therapist1164067351
- Michelle Fax, PTAPhysical Therapy Assistant1366305070
- John Karpie, MDOrthopaedic Surgery Physician1972705408
Verify Karen L. Gutierrez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 331702Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average family nurse practitioner in 2024
366 Medicare Part D claims for 114 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Letrozole86 claims
- Tamoxifen Citrate54 claims
- Anastrozole52 claims
- Abiraterone Acetate28 claims
- Exemestane25 claims
- Hydroxyurea21 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 61.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $179.34
2 payments; by number, the most common kind was food and beverage; the largest payer was Karyopharm Therapeutics 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.
118 family nurse practitioner records list a practice address in Williamsville
They are 118 of the 3,530 NPPES records with a practice address in Williamsville, and 14,805 family nurse practitioner records in New York.
All 118 in Williamsville → All 14,805 in New York → Every provider in Williamsville →
Other family nurse practitioner records in New York
- Carolyn A'Hearn, NPSyracuse, NY1093435554
- Lindsey Aanonsen, FNPStaten Island, NY1386368926
- Abigail Aaron, FNPNew York, NY1548125594
- Meredith AaronWellsville, NY1699121764
- Memoudou Abalola, NPBronx, NY1154580520
- Jennifer Abate, FNP-BCNew York, NY1568134732
- Karen Abate, PHD, APRN- BC, FNAPNew York, NY1669599585
- Tatiana AbayaBronx, NY1366323958
- Evilina AbayevaFresh Meadows, NY1932929585
- Dalia AbbasRockville Centre, NY1871425363
Common questions
What is Karen L. Gutierrez, FNP's NPI number?
Karen L. Gutierrez, FNP's National Provider Identifier (NPI) is 1659365500, issued on Sep 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Karen L. Gutierrez, FNP located?
The NPPES record lists a practice address at 192 Park Club LN, Williamsville, NY, 14221. Phone: (716) 422-0010. Providers update this record themselves, so call before visiting.
How can I verify Karen L. Gutierrez, FNP's license?
NPPES lists New York license number 331702, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Karen L. Gutierrez, FNP prescribe under Medicare Part D?
In 2024, Karen L. Gutierrez, FNP had 366 Medicare Part D claims for 114 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Karen L. Gutierrez, FNP's MIPS final score?
The 2023 MIPS final score is 61.1 of 100, reported for the practice group. 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.