Maria C. Diaz, CRNP
- Medicare patients, 2024
- 255
- Part D claims, 2024
- 633
- Hospital affiliations
- 1
- Industry payments
- $110
- Medical groups
- 2
- Practice address
- 3421 Concord Rd, York, PA 17402
- Practice phone
- Call (717) 477-2764
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
WellSpan Urgent Care - Shippensburg
Urgent Care Center · York, Pennsylvania
Find Maria 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.
Maria C. Diaz is a family nurse practitioner in York, Pennsylvania
Maria Diaz practices at WellSpan Urgent Care - Shippensburg in York, Pennsylvania.
Maria Diaz's NPI, 1609380484, was assigned on November 30, 2017. Maria Diaz holds Pennsylvania license SP017952.
- NPI
- 1609380484NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385903095
- NPI enumeration date
- November 30, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 477-2764
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Maria C. Diaz practices at WellSpan Urgent Care - Shippensburg in York, Pennsylvania
Maria Diaz's primary practice is WellSpan Urgent Care - Shippensburg, at 3421 Concord Rd, York, PA 17402. The practice phone is (717) 477-2764.
- WellSpan Urgent Care - Shippensburg3421 Concord Rd, York, PA 17402Phone(717) 477-2764
Source: Dmand AI Affiliation Data
Maria C. Diaz is affiliated with 2 sites of care and 2 medical groups
Maria Diaz's primary practice is WellSpan Urgent Care - Shippensburg in York, Pennsylvania. Maria Diaz is also affiliated with WellSpan York Hospital. The medical group on file is WellSpan Digestive Health. Dmand AI also links Maria Diaz to 1 more medical group, named with a free account. Maria Diaz's employer is on file too: an urgent care center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Maria C. Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Maria Diaz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Urgent Care - Shippensburg | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Maria C. Diaz is one of 5,541 family nurse practitioners in Pennsylvania
Family is Maria Diaz's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Maria Diaz is licensed in Pennsylvania.
Specialties and state licenses
- Family nurse practitioner, PennsylvaniaPrimary
Family nurse practitioners near Maria 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
Maria C. Diaz treated 255 Medicare patients in 2024, average age 74
CMS counts 255 Medicare patients who saw Maria Diaz in 2024. The largest group is 65 to 74, with 103 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Maria Diaz's median patient age at 29, with 55% women.
Maria Diaz's Medicare patients by age, 2024
Maria Diaz's Medicare patients by sex, 2024
- Women16364%
- Men9236%
Chronic conditions among Maria Diaz's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis53%
- Anxiety33%
- Mood disorders31%
- Depression28%
- Ischemic heart disease27%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Maria 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 29
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Maria C. Diaz wrote 633 Medicare Part D claims in 2024
In 2024, Maria Diaz wrote 633 Medicare Part D claims for 310 patients. 95% of them were for generic drugs.
Maria Diaz's Part D claims by kind of drug, 2024
- Generic604 claims95%
- Brand-name and other29 claims5%
Drug classes CMS tracks in Maria Diaz's Part D claims, 2024
- Antibiotics30%189 of 633 claims
- Antipsychotics, patients 65 and over8%51 of 633 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Maria C. Diaz takes part in Medicare
Maria 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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Maria C. Diaz received $110 in industry payments in 2025
CMS Open Payments shows 1 general payment to Maria Diaz from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Actelion Pharmaceuticals US, Inc. paid the most, $110.
Companies that paid Maria 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 Maria C. 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) |
| 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 Maria C. 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 Maria C. Diaz's NPI number?
Maria C. Diaz's NPI number is 1609380484. It was assigned on November 30, 2017, and it is active in the NPI Registry.
What does Maria C. Diaz specialize in?
Maria C. Diaz is a family nurse practitioner in York, Pennsylvania. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Maria C. Diaz practice?
Maria Diaz practices at 3421 Concord Rd, York, PA 17402. Maria Diaz's primary practice is WellSpan Urgent Care - Shippensburg in York, Pennsylvania. Dmand AI also links Maria Diaz to 1 medical group.
What is Maria C. Diaz's office phone number?
The practice phone on file for Maria Diaz is (717) 477-2764.
What is Maria C. Diaz's medical license number?
Maria Diaz holds Pennsylvania license SP017952.
Which hospitals is Maria C. Diaz affiliated with?
Maria Diaz is affiliated with WellSpan York Hospital.
What medical group is Maria C. Diaz part of?
Maria Diaz is linked to WellSpan Digestive Health. Dmand AI links Maria Diaz to 1 more medical group.
Does Maria C. Diaz accept Medicare?
Yes. CMS lists Maria Diaz as accepting Medicare assignment.
How many Medicare patients does Maria C. Diaz see?
CMS counts 255 Medicare patients who saw Maria Diaz in 2024, with an average age of 74.
Has Maria C. Diaz received payments from drug or device companies?
CMS Open Payments shows $110 in general payments to Maria Diaz from 1 company from 2025 to 2025. The largest total came from Actelion Pharmaceuticals US, Inc.
How long has Maria C. Diaz been practicing?
Maria Diaz graduated from medical school in 2017, 9 years ago.
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