Patricia Ann O'Connell, NP
Acute Care Nurse Practitioner · Pasadena, CA
Patricia Ann O'Connell, NP is an acute care nurse practitioner with a practice address in Pasadena, California, and NPI 1770877409, issued on May 28, 2011. Check the license (California 19555, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Patricia Ann O'Connell
- Credential
- NP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- 19555 CA
Self-reported in NPPES; status is on the state search - Practice location
- 675 S Arroyo Pkwy, Pasadena, CA 91105
- Phone
- (626) 585-4120
- Enumerated
- May 28, 2011
- Record last updated
- Mar 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20120203000060); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,810 in California → Look up another NPI →
Also registered at 675 S Arroyo Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John Debeixedon, M DInternal Medicine Physician1679643126
- Safwat Dous, M.D.Family Medicine Physician1649589870
- Andre Ettinger, MDInternal Medicine Physician1073608592
Verify Patricia Ann O'Connell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 19555Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7.5 times the Medicare Part D claims of the average acute care nurse practitioner in 2024
4,455 Medicare Part D claims for 432 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.
Most prescribed
- Ozempic378 claims
- Jardiance376 claims
- Metformin Hcl301 claims
- Nano 2nd Gen Pen Needle200 claims
- Humalog Kwikpen U-100190 claims
- Trulicity189 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.
Bills Medicare through one group practice
- Healthcare Partners Affiliates Medical GroupPasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Patricia Ann O'Connell among 1,810 acute care nurse practitioner records in California
Patricia Ann O'Connell, NP is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 18% of them.
- NPI issued2011 · 18% of these records are older, 79% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2009 · median 2018 among the 993 with a school on file
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in California
There are 1,810 acute care nurse practitioner records in California.
All 1,810 in California → Every provider in Pasadena → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Jennifer Birch, N.P.Pasadena, CA 911051316116932
- Minh-Tri Cao, NPPasadena, CA 911051700322724
- Susan Duquette, ACNP-BC, RNPasadena, CA 911051699453274
- Louise Lalonde, NPPasadena, CA 911051669493367
- Minli Lee, FNP-CPasadena, CA 911051669829818
- Mariana Marquez, AGACNPPasadena, CA 911051669250338
- Melinda Medeiros, NPPasadena, CA 911051194142539
- Erik Rodarte, NPPasadena, CA 911051518645043
Common questions
What is Patricia Ann O'Connell, NP's NPI number?
Patricia Ann O'Connell, NP's National Provider Identifier (NPI) is 1770877409, issued on May 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Patricia Ann O'Connell, NP located?
The NPPES record lists a practice address at 675 S Arroyo Pkwy, Pasadena, CA, 91105. Phone: (626) 585-4120. Providers update this record themselves, so call before visiting.
How can I verify Patricia Ann O'Connell, NP's license?
NPPES lists California license number 19555, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Patricia Ann O'Connell, NP prescribe under Medicare Part D?
In 2024, Patricia Ann O'Connell, NP had 4,455 Medicare Part D claims for 432 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.