Marisa N. Wallas, DO
Family Medicine Physician · Cranberry Township, PA
Marisa N. Wallas, DO is a family medicine physician with a practice address in Cranberry Township, Pennsylvania, and NPI 1033748199, issued on Apr 2, 2020. Check the license (Pennsylvania OS022818, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Marisa N. Wallas
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS022818 PA
Self-reported in NPPES; status is on the state search - Practice location
- 20630 Route 19, Cranberry Township, PA 16066
- Phone
- (724) 779-2273
- Enumerated
- Apr 2, 2020
- Record last updated
- Sep 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20230821003530); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 20630 Route 19
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Margaret BehrFamily Medicine Physician1194044917
Verify Marisa N. Wallas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS022818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average family medicine physician in 2024
1,516 Medicare Part D claims for 239 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 33 claims were for opioids.
Most prescribed
- Atorvastatin Calcium79 claims
- Levothyroxine Sodium58 claims
- Amlodipine Besylate54 claims
- Losartan Potassium44 claims
- Pantoprazole Sodium41 claims
- Rosuvastatin Calcium39 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: $35.14
2 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 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
- Upmc Community Medicine IncCranberry Twp, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marisa N. Wallas among 7,483 family medicine physician records in Pennsylvania
Marisa N. Wallas, DO is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 83% of them.
- NPI issued2020 · 83% of these records are older, 14% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2020 · median 2005 among the 4,529 with a school on file
- Record last updated2023 · 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 family medicine physician records list a practice address in Cranberry Township
They are 14 of the 396 NPPES records with a practice address in Cranberry Township, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Cranberry Township → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Margaret BehrCranberry Township, PA 160661194044917
- Barbara Fardo, D.O.Cranberry Twp, PA 160661902890270
- Philip IozziCranberry Twp, PA 160661215931019
- Kirsten Lin, MDCranberry Township, PA 160661568660975
- Sunjay Mannan, MDCranberry Township, PA 160661467892794
- Rhea Marinstein, M.D.Cranberry Township, PA 160661891711578
- Kady Miletti, DOCranberry Township, PA 160661245610484
- Harry Myers, D.O.Cranberry Township, PA 160661932134178
Common questions
What is Marisa N. Wallas, DO's NPI number?
Marisa N. Wallas, DO's National Provider Identifier (NPI) is 1033748199, issued on Apr 2, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Marisa N. Wallas, DO located?
The NPPES record lists a practice address at 20630 Route 19, Cranberry Township, PA, 16066. Phone: (724) 779-2273. Providers update this record themselves, so call before visiting.
How can I verify Marisa N. Wallas, DO's license?
NPPES lists Pennsylvania license number OS022818, 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 Marisa N. Wallas, DO prescribe under Medicare Part D?
In 2024, Marisa N. Wallas, DO had 1,516 Medicare Part D claims for 239 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.