Paul O'Brien Di Flauro, NP
Family Medicine Physician · Pasadena, CA
Paul O'Brien Di Flauro, NP is a family medicine physician with a practice address in Pasadena, California, and NPI 1114400959, issued on Sep 7, 2018. Check the license (California 808423, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Paul O'Brien Di Flauro
- Credential
- NP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 808423 CA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Fairmount Ave Ste 412, Pasadena, CA 91105
- Phone
- (626) 898-9797
- Enumerated
- Sep 7, 2018
- Record last updated
- Sep 7, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (626) 737-2685
- Medicare enrollment
- Enrolled (PECOS I20210929002659); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 800 Fairmount Ave Ste 412
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aaron Krug, M.D.Urology Physician1528590536
Verify Paul O'Brien Di Flauro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 808423Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average family medicine physician in 2024
2,079 Medicare Part D claims for 158 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Acyclovir305 claims
- Jakafi110 claims
- Allopurinol98 claims
- Pantoprazole Sodium94 claims
- Sulfamethoxazole-Trimethoprim84 claims
- Prednisone79 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 practice group's MIPS final score for 2023 (Medicare payment program): 99.1 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: $1,108.13
44 payments; by number, the most common kind was food and beverage; the largest payer was BeiGene USA, Inc. 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
- City OF Hope Medical FoundationDuarte, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Paul O'Brien Di Flauro among 17,133 family medicine physician records in California
Paul O'Brien Di Flauro, NP is one of 17,133 family medicine physician records with a practice address in California. 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 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2017 · median 2005 among the 10,652 with a school on file
- Record last updated2018 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Pasadena → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Bethesda Gee, M.D.Pasadena, CA 911051952378762
- Seema Hanamsagar, MDPasadena, CA 911051952387581
- Victor Luu, M.D.Pasadena, CA 911051437172970
- John Miguel, M.D.Pasadena, CA 911051851484661
- Renee Poole, MDPasadena, CA 911051821268434
Common questions
What is Paul O'Brien Di Flauro, NP's NPI number?
Paul O'Brien Di Flauro, NP's National Provider Identifier (NPI) is 1114400959, issued on Sep 7, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Paul O'Brien Di Flauro, NP located?
The NPPES record lists a practice address at 800 Fairmount Ave Ste 412, Pasadena, CA, 91105. Phone: (626) 898-9797. Providers update this record themselves, so call before visiting.
How can I verify Paul O'Brien Di Flauro, NP's license?
NPPES lists California license number 808423, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Paul O'Brien Di Flauro, NP prescribe under Medicare Part D?
In 2024, Paul O'Brien Di Flauro, NP had 2,079 Medicare Part D claims for 158 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Paul O'Brien Di Flauro, NP's MIPS final score?
The 2023 MIPS final score is 99.1 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.