Kristen Lasher Rizzo, MD
Emergency Medicine Physician · Philadelphia, PA
Kristen Lasher Rizzo, MD is an emergency medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1346537784, issued on Jul 6, 2011. Check the license (Pennsylvania MD454256, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Kristen Lasher Rizzo
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- MD454256 PA
25MA09687300 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 5501 York RD, Philadelphia, PA 19141
- Phone
- (215) 456-6336
- Enumerated
- Jul 6, 2011
- Record last updated
- Jan 10, 2022
- Medicare enrollment
- Enrolled (PECOS I20150630000645); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 5501 York RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abigail Okokuro, RNCritical Care Medicine Registered Nurse1134086465
Verify Kristen Lasher Rizzo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD454256Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average emergency medicine physician in 2024
145 Medicare Part D claims for 121 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass18 claims
- Cephalexin17 claims
- Oxycodone-Acetaminophen13 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): 77.9 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
- Pegasus Emergency Group PAFlemington, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1,006 emergency medicine physician records list a practice address in Philadelphia
They are 1,006 of the 42,849 NPPES records with a practice address in Philadelphia, and 3,911 emergency medicine physician records in Pennsylvania.
All 1,006 in Philadelphia → All 3,911 in Pennsylvania → Every provider in Philadelphia →
Other emergency medicine physician records in Pennsylvania
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- Rehab Abdel-Kariem, M.D.Philadelphia, PA1508008434
- Amir Abdulhay, DOPhiladelphia, PA1124689674
- Michael Abesamis, M.D.Pittsburgh, PA1467647958
- Aliza Abezis, MDPhiladelphia, PA1215786017
- Abia Abia, MDPhiladelphia, PA1295279818
- Alison Abiri, MDPittsburgh, PA1689685661
Common questions
What is Kristen Lasher Rizzo, MD's NPI number?
Kristen Lasher Rizzo, MD's National Provider Identifier (NPI) is 1346537784, issued on Jul 6, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Kristen Lasher Rizzo, MD located?
The NPPES record lists a practice address at 5501 York RD, Philadelphia, PA, 19141. Phone: (215) 456-6336. Providers update this record themselves, so call before visiting.
How can I verify Kristen Lasher Rizzo, MD's license?
NPPES lists Pennsylvania license number MD454256, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kristen Lasher Rizzo, MD prescribe under Medicare Part D?
In 2024, Kristen Lasher Rizzo, MD had 145 Medicare Part D claims for 121 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Kristen Lasher Rizzo, MD's MIPS final score?
The 2023 MIPS final score is 77.9 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.