David Curtis Parrish
- Hospital affiliations
- 1
- Industry payments
- $203
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 120 W 22nd St, Oak Brook, IL 60523
- Practice phone
- Call (219) 795-1990
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Merrillville Dialysis Center
Oak Brook, Illinois
Find David Parrish'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.
David Curtis Parrish is a family nurse practitioner in Oak Brook, Illinois
David Parrish practices at Merrillville Dialysis Center in Oak Brook, Illinois.
David Parrish's NPI, 1538964861, was assigned on February 19, 2025. David Parrish holds Indiana license 71016560A.
- NPI
- 1538964861NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244754000
- NPI enumeration date
- February 19, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (219) 795-1990
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
David Curtis Parrish practices at Merrillville Dialysis Center in Oak Brook, Illinois
David Parrish's primary practice is Merrillville Dialysis Center, at 120 W 22nd St, Oak Brook, IL 60523 in Dupage County. The practice phone is (219) 795-1990.
- Merrillville Dialysis Center120 W 22nd St, Oak Brook, IL 60523 · Dupage CountyPhone(219) 795-1990
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David Curtis Parrish is affiliated with 3 sites of care and 1 medical group
David Parrish's primary practice is Merrillville Dialysis Center in Oak Brook, Illinois. David Parrish is also affiliated with St. Mary Medical Center. The medical group on file is NANI - Nephrology Associates of Northern Illinois & Indiana. Dmand AI also links David Parrish to 1 more group practice or clinic, 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 David Curtis Parrish's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Parrish practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Merrillville Dialysis Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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David Curtis Parrish is one of 7,275 family nurse practitioners in Illinois
Family is David Parrish's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. David Parrish is licensed in Indiana.
Specialties and state licenses
- Family nurse practitioner, IndianaPrimary
Family nurse practitioners near David Parrish
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
David Curtis Parrish's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts David Parrish's median patient age at 69, with 44% women.
David Parrish's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women44%
- Men52%
Source: Dmand AI Patient Panel Data
How David Curtis Parrish takes part in Medicare
David Parrish 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)
David Curtis Parrish received $203 in industry payments in 2025
CMS Open Payments shows 9 general payments to David Parrish from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $33.
Companies that paid David Parrish 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 David Curtis Parrish'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 Data |
| 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 David Curtis Parrish
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David Curtis Parrish's NPI number?
David Curtis Parrish's NPI number is 1538964861. It was assigned on February 19, 2025, and it is active in the NPI Registry.
What does David Curtis Parrish specialize in?
David Curtis Parrish is a family nurse practitioner in Oak Brook, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does David Curtis Parrish practice?
David Parrish practices at 120 W 22nd St, Oak Brook, IL 60523. David Parrish's primary practice is Merrillville Dialysis Center in Oak Brook, Illinois. Dmand AI also links David Parrish to 1 group practice or clinic.
What is David Curtis Parrish's office phone number?
The practice phone on file for David Parrish is (219) 795-1990.
What is David Curtis Parrish's medical license number?
David Parrish holds Indiana license 71016560A.
Which hospitals is David Curtis Parrish affiliated with?
David Parrish is affiliated with St. Mary Medical Center.
What medical group is David Curtis Parrish part of?
David Parrish is linked to NANI - Nephrology Associates of Northern Illinois & Indiana.
Does David Curtis Parrish accept Medicare?
Yes. CMS lists David Parrish as accepting Medicare assignment.
Has David Curtis Parrish received payments from drug or device companies?
CMS Open Payments shows $203 in general payments to David Parrish from 7 companies from 2025 to 2025. The largest total came from Amgen Inc.
How long has David Curtis Parrish been practicing?
David Parrish graduated from medical school in 2025, 1 years ago.
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