Douglas Brian Flieder, M.D.
Anatomic Pathology & Clinical Pathology Physician · Philadelphia, PA
Douglas Brian Flieder, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1356368211, issued on Jul 16, 2006. Check the license (Pennsylvania MD424507, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Douglas Brian Flieder
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- MD424507 PA
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cottman Avenue, Philadelphia, PA 19111
- Phone
- (215) 728-6900
- Enumerated
- Jul 16, 2006
- Record last updated
- Apr 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (215) 728-2899
- Medicaid ID
- 101944630001 PA
- Medicare enrollment
- Enrolled (PECOS I20050317000801); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 1992
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 716 in Pennsylvania → Look up another NPI →
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Verify Douglas Brian Flieder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD424507Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 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: $17.80
1 payment: food and beverage; the largest payer was Roche Diagnostics Corporation. The 2,607 providers of this specialty with any payment received $3,565.00 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
- Temple Faculty Practice Plan IncPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Douglas Brian Flieder among 716 anatomic pathology & clinical pathology physician records in Pennsylvania
Douglas Brian Flieder, M.D. is one of 716 anatomic pathology & clinical pathology physician records with a practice address in Pennsylvania. 62% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 59% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1992 · median 2001 among the 388 with a school on file
- Record last updated2018 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Pennsylvania
There are 716 anatomic pathology & clinical pathology physician records in Pennsylvania.
All 716 in Pennsylvania → Every provider in Philadelphia → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Tahseen Al-Saleem, M.D.Philadelphia, PA 191111962474056
- Harry Cooper, M.D.Philadelphia, PA 191111447270574
- Andrew Czulewicz, MDPhiladelphia, PA 191111871556530
- Yulan Gong, M.D.Philadelphia, PA 191111912243346
- Min Huang, M.D.Philadelphia, PA 191111063433795
- Ila Mirchaudani, MDPhiladelphia, PA 191111437112117
- Rajeswari Nagarathinam, MDPhiladelphia, PA 191111538366943
- Irma Palazzo, MDPhiladelphia, PA 191111326004607
Common questions
What is Douglas Brian Flieder, M.D.'s NPI number?
Douglas Brian Flieder, M.D.'s National Provider Identifier (NPI) is 1356368211, issued on Jul 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas Brian Flieder, M.D. located?
The NPPES record lists a practice address at 333 Cottman Avenue, Philadelphia, PA, 19111. Phone: (215) 728-6900. Providers update this record themselves, so call before visiting.
How can I verify Douglas Brian Flieder, M.D.'s license?
NPPES lists Pennsylvania license number MD424507, 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.
What is Douglas Brian Flieder, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.7 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.