Erica Diaz, CRNP
- Medicare patients, 2024
- 189
- Part D claims, 2024
- 2,084
- Hospital affiliations
- 2
- Industry payments
- $124
- Medical groups
- 2
- Practice address
- 33 S State St, Chicago, IL 60603
- Practice phone
- Call (877) 868-5351
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Signify Health Medical Associates
Chicago, Illinois
Find Erica 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.
Erica Diaz is a family nurse practitioner in Chicago, Illinois
Erica Diaz practices at Signify Health Medical Associates in Chicago, Illinois.
Erica Diaz's NPI, 1245666056, was assigned on September 25, 2013. Erica Diaz holds Pennsylvania license SP013194.
- NPI
- 1245666056NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901037134
- NPI enumeration date
- September 25, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (877) 868-5351
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Erica Diaz practices at Signify Health Medical Associates in Chicago, Illinois
Erica Diaz's primary practice is Signify Health Medical Associates, at 33 S State St, Chicago, IL 60603 in Cook County. The practice phone is (877) 868-5351.
- Signify Health Medical Associates33 S State St, Chicago, IL 60603 · Cook CountyPhone(877) 868-5351
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Erica Diaz is affiliated with 5 sites of care and 2 medical groups
Erica Diaz's primary practice is Signify Health Medical Associates in Chicago, Illinois. Erica Diaz is also affiliated with Lancaster General Hospital. The medical group on file is Signify Health. Dmand AI also links Erica Diaz to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Erica Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Erica Diaz practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Signify Health Medical Associates | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Erica Diaz is one of 7,275 family nurse practitioners in Illinois
Family is Erica Diaz's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Erica Diaz is licensed in Pennsylvania.
Specialties and state licenses
- Family nurse practitioner, PennsylvaniaPrimary
Family nurse practitioners near Erica Diaz
Counts of family nurse practitioners 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
Erica Diaz treated 189 Medicare patients in 2024, average age 79
CMS counts 189 Medicare patients who saw Erica Diaz in 2024. The largest group is 85 and over, with 65 patients. 75% of them have heart failure, and 75% have high blood pressure. 15% are also on Medicaid. Their average risk score is 2.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Erica Diaz's median patient age at 72, with 50% women.
Erica Diaz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Erica Diaz's Medicare patients by sex, 2024
- Women10053%
- Men8947%
Chronic conditions among Erica Diaz's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease68%
- Chronic kidney disease62%
- Atrial fibrillation59%
- Diabetes56%
- Arthritis51%
Share of Medicare patients with each condition. A patient can have several.
Erica 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 72
Patient panel by sex, all payers
- Women50%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Erica Diaz wrote 2,084 Medicare Part D claims in 2024
In 2024, Erica Diaz wrote 2,084 Medicare Part D claims for 323 patients. 76% of them were for generic drugs.
Erica Diaz's Part D claims by kind of drug, 2024
- Generic1,579 claims76%
- Brand-name505 claims24%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Erica Diaz offers telehealth to Medicare patients
Erica Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Erica Diaz as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Erica Diaz received $124 in industry payments in 2025
CMS Open Payments shows 9 general payments to Erica Diaz from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $124.
Companies that paid Erica Diaz the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Erica 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Industry payments | Open Payments (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 Erica 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 Erica Diaz's NPI number?
Erica Diaz's NPI number is 1245666056. It was assigned on September 25, 2013, and it is active in the NPI Registry.
What does Erica Diaz specialize in?
Erica Diaz is a family nurse practitioner in Chicago, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Erica Diaz practice?
Erica Diaz practices at 33 S State St, Chicago, IL 60603. Erica Diaz's primary practice is Signify Health Medical Associates in Chicago, Illinois. Dmand AI also links Erica Diaz to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Erica Diaz's office phone number?
The practice phone on file for Erica Diaz is (877) 868-5351.
What is Erica Diaz's medical license number?
Erica Diaz holds Pennsylvania license SP013194.
Which hospitals is Erica Diaz affiliated with?
Erica Diaz is affiliated with Lancaster General Hospital. Dmand AI links Erica Diaz to 1 more hospital.
What medical group is Erica Diaz part of?
Erica Diaz is linked to Signify Health. Dmand AI links Erica Diaz to 1 more medical group.
Does Erica Diaz accept Medicare?
Yes. CMS lists Erica Diaz as accepting Medicare assignment.
Does Erica Diaz offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Erica Diaz as offering telehealth services.
How many Medicare patients does Erica Diaz see?
CMS counts 189 Medicare patients who saw Erica Diaz in 2024, with an average age of 79.
Has Erica Diaz received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Erica Diaz from 1 company from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Erica Diaz been practicing?
Erica Diaz graduated from medical school in 2013, 13 years ago.
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