NPPES file of Aug 9, 2026

Mary Lou Patton, MD

Surgery Physician · Chester, PA

Mary Lou Patton, MD is a surgery physician with a practice address in Chester, Pennsylvania, and NPI 1144290875, issued on Jan 25, 2006. Check the license (Pennsylvania MD031133E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144290875
Name
Mary Lou Patton
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
MD031133E PA
Self-reported in NPPES; status is on the state search
Practice location
One Medical Center Blvd, Chester, PA 19013
Phone
(610) 619-7400
Enumerated
Jan 25, 2006
Record last updated
Jul 13, 2026
Fax
(610) 872-4015
Medicaid ID
0009814380005 PA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at One Medical Center Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Malur Balaji, MD. FACSVascular Surgery Physician1750347894
  2. Robert Guilday, MDSurgery Physician1760452494
  3. Linwood Haith, MDSurgery Physician1720058308
  4. Kurt Muetterties, MDVascular & Interventional Radiology Physician1619967908
  5. Atom Sarkar, MD, PHDNeurological Surgery Physician1437109584

Verify Mary Lou Patton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD031133E
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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91% fewer Medicare Part D claims than the average surgery physician in 2024

13 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D.

  1. Mary Patton13
  2. Specialty average147

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.

Mary Lou Patton among 1,867 surgery physician records in Pennsylvania

Mary Lou Patton, MD is one of 1,867 surgery physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 64% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2026 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Pennsylvania

There are 1,867 surgery physician records in Pennsylvania.

The 8 surgery physician records with the nearest ZIP codes

  1. John Daller, MD, PHDUpland, PA 190131831294578
  2. Homer Davis, M.D.Chester, PA 190131487865689
  3. Robert Guilday, MDChester, PA 190131760452494
  4. Linwood Haith, MDChester, PA 190131720058308
  5. Schachia Murphy, M.D.Chester, PA 190131417334566
  6. Kerry Ross, M.D.Chester, PA 190131275662041
  7. Fatima Tik Mohammad, MDChester, PA 190131295383586
  8. Aley El-Din Tohamy, MDUpland, PA 190131891913984

Common questions

What is Mary Lou Patton, MD's NPI number?

Mary Lou Patton, MD's National Provider Identifier (NPI) is 1144290875, issued on Jan 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Lou Patton, MD located?

The NPPES record lists a practice address at One Medical Center Blvd, Chester, PA, 19013. Phone: (610) 619-7400. Providers update this record themselves, so call before visiting.

How can I verify Mary Lou Patton, MD's license?

NPPES lists Pennsylvania license number MD031133E, 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 Mary Lou Patton, MD prescribe under Medicare Part D?

In 2024, Mary Lou Patton, MD had 13 Medicare Part D claims; the average among surgery physician prescribers was 147. 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.