Joselyn S. Diaz, PA-C
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 635
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1060 Exposition Blvd, Los Angeles, CA 90007
- Practice phone
- Call (323) 541-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rolland Curtis Clinic
FQHC - Main Site · Los Angeles, California
Find Joselyn Diaz's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Joselyn S. Diaz is a physician assistant in Los Angeles, California
Joselyn Diaz practices at Rolland Curtis Clinic in Los Angeles, California.
Joselyn Diaz's NPI, 1508498148, was assigned on February 11, 2020. Joselyn Diaz holds California license 58303.
- NPI
- 1508498148NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072914522
- NPI enumeration date
- February 11, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 541-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Joselyn S. Diaz practices at Rolland Curtis Clinic in Los Angeles, California
Joselyn Diaz's primary practice is Rolland Curtis Clinic, at 1060 Exposition Blvd, Los Angeles, CA 90007 in Los Angeles County. The practice phone is (323) 541-1600.
- Rolland Curtis Clinic1060 Exposition Blvd, Los Angeles, CA 90007 · Los Angeles CountyPhone(323) 541-1600
Source: Dmand AI Affiliation Data
Joselyn S. Diaz is affiliated with 1 site of care and 1 medical group
Joselyn Diaz's primary practice is Rolland Curtis Clinic in Los Angeles, California. The medical group on file is St. John's Community Health. Joselyn Diaz's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Joselyn S. Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joselyn Diaz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rolland Curtis Clinic | Available with a free account |
Source: Dmand AI Technology Install Data
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Joselyn S. Diaz is one of 11,482 physician assistants in California
Physician assistant is Joselyn Diaz's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Joselyn Diaz is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Joselyn Diaz
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Joselyn S. Diaz treated 15 Medicare patients in 2024, average age 69
CMS counts 15 Medicare patients who saw Joselyn Diaz in 2024. 73% of them have high blood pressure. Their average risk score is 0.88, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Joselyn Diaz's median patient age at 49, with 67% women.
Chronic conditions among Joselyn Diaz's Medicare patients, 2024
- High blood pressure73%
Share of Medicare patients with each condition. A patient can have several.
Joselyn Diaz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Joselyn S. Diaz wrote 635 Medicare Part D claims in 2024
In 2024, Joselyn Diaz wrote 635 Medicare Part D claims for 77 patients. 87% of them were for generic drugs.
Joselyn Diaz's Part D claims by kind of drug, 2024
- Generic552 claims87%
- Brand-name and other83 claims13%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Joselyn S. Diaz takes part in Medicare
Joselyn Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Joselyn S. Diaz's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Joselyn S. Diaz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joselyn S. Diaz's NPI number?
Joselyn S. Diaz's NPI number is 1508498148. It was assigned on February 11, 2020, and it is active in the NPI Registry.
What does Joselyn S. Diaz specialize in?
Joselyn S. Diaz is a physician assistant in Los Angeles, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Joselyn S. Diaz practice?
Joselyn Diaz practices at 1060 Exposition Blvd, Los Angeles, CA 90007. Joselyn Diaz's primary practice is Rolland Curtis Clinic in Los Angeles, California.
What is Joselyn S. Diaz's office phone number?
The practice phone on file for Joselyn Diaz is (323) 541-1600.
What is Joselyn S. Diaz's medical license number?
Joselyn Diaz holds California license 58303.
What medical group is Joselyn S. Diaz part of?
Joselyn Diaz is linked to St. John's Community Health.
Does Joselyn S. Diaz accept Medicare?
Yes. CMS lists Joselyn Diaz as accepting Medicare assignment.
How many Medicare patients does Joselyn S. Diaz see?
CMS counts 15 Medicare patients who saw Joselyn Diaz in 2024, with an average age of 69.
How long has Joselyn S. Diaz been practicing?
Joselyn Diaz graduated from medical school in 2020, 6 years ago.
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