Ruth Lorena Guevara, M.D.
Family Medicine Physician · East Patchogue, NY
Ruth Lorena Guevara, M.D. is a family medicine physician with a practice address in East Patchogue, New York, and NPI 1154556199, issued on May 20, 2009. Check the license (New York 253613, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ruth Lorena Guevara
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 253613 NY
104373 FL
Self-reported in NPPES; status is on the state search - Practice location
- 100 Hospital RD, East Patchogue, NY 11772
- Phone
- (631) 475-6900
- Enumerated
- May 20, 2009
- Record last updated
- May 26, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090901000472); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 100 Hospital RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lesley-Anne Brown, N. P.Adult Health Nurse Practitioner1851519243
- Sabrina Diehl, LPNLicensed Practical Nurse1407290802
- Laureen Diot, ANP-CAdult Health Nurse Practitioner1235191370
- Peter Eckberg, MDFamily Medicine Physician1568564250
- Zoila Flores, D.O.Family Medicine Physician1104080811
Verify Ruth Lorena Guevara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 253613Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average family medicine physician in 2024
847 Medicare Part D claims for 555 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Fluticasone Propionate88 claims
- Prednisone76 claims
- Albuterol Sulfate Hfa61 claims
- Nitrofurantoin Mono-Macro59 claims
- Doxycycline Hyclate49 claims
- Azithromycin47 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 MIPS final score for 2023 (Medicare payment program): 91.3 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 one group practice
- North Shore Lij Urgent Care PCBay Shore, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruth Lorena Guevara among 6,417 family medicine physician records in New York
Ruth Lorena Guevara, M.D. is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 54% of them.
- NPI issued2009 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2003 · median 2007 among the 4,188 with a school on file
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 family medicine physician records list a practice address in East Patchogue
They are 16 of the 451 NPPES records with a practice address in East Patchogue, and 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in East Patchogue → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Aurene Alcasabas, MDPatchogue, NY 117721285629030
- Robert Bobrow, M.D.Patchogue, NY 117721548204613
- Alicia Camacho, M.D.Patchogue, NY 117721417987538
- Karl Deshrage, MDPatchoque, NY 117721336158542
- Peter Eckberg, MDEast Patchogue, NY 117721568564250
- Sabrina Johnson, MDPatchogue, NY 117721639195381
- Ronald Klein, MDPatchogue, NY 117721922195379
- William Krotz, MDEast Patchogue, NY 117721194756452
Common questions
What is Ruth Lorena Guevara, M.D.'s NPI number?
Ruth Lorena Guevara, M.D.'s National Provider Identifier (NPI) is 1154556199, issued on May 20, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ruth Lorena Guevara, M.D. located?
The NPPES record lists a practice address at 100 Hospital RD, East Patchogue, NY, 11772. Phone: (631) 475-6900. Providers update this record themselves, so call before visiting.
How can I verify Ruth Lorena Guevara, M.D.'s license?
NPPES lists New York license number 253613, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ruth Lorena Guevara, M.D. prescribe under Medicare Part D?
In 2024, Ruth Lorena Guevara, M.D. had 847 Medicare Part D claims for 555 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Ruth Lorena Guevara, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 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.