Dr. Julia A. Mattson, MD
- Medicare services, 2019
- 15
- Part D claims, 2024
- 18
- Industry payments
- $32
- Affiliated sites
- 3
- Medical group
- 1
- Practice address
- 4755 Ogletown Stanton Road, Newark, DE 19713
- Practice phone
- Call (302) 320-2926
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ChristianaCare Adult Outpatient Psychiatry & Therapy
Outpatient Mental Health Clinic · Newark, Delaware
Find Dr. Mattson'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.
Dr. Julia A. Mattson is an OB-GYN in Newark, Delaware
Dr. Mattson practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware.
Dr. Mattson's NPI, 1285603241, was assigned on March 14, 2006. Dr. Mattson holds Maryland license D0063050.
- NPI
- 1285603241NPI Registry (opens in a new tab)
- NPI enumeration date
- March 14, 2006
- NPI status
- Active
- Practice phone
- (302) 320-2926
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Julia A. Mattson practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware
Dr. Mattson's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy, at 4755 Ogletown Stanton Road, Newark, DE 19713. The practice phone is (302) 320-2926.
- ChristianaCare Adult Outpatient Psychiatry & Therapy4755 Ogletown Stanton Road, Newark, DE 19713Phone(302) 320-2926
Source: Dmand AI Affiliation Data
Dr. Julia A. Mattson is affiliated with 3 sites of care and 1 medical group
Dr. Mattson's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. The medical group on file is ChristianaCare. Dmand AI also links Dr. Mattson to 1 more group practice or clinic and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Julia A. Mattson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mattson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ChristianaCare Adult Outpatient Psychiatry & Therapy | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Julia A. Mattson is one of 128 OB-GYNs in Delaware
Obstetrics and gynecology is Dr. Mattson's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Mattson is licensed in Maryland.
Specialties and state licenses
- Obstetrics and gynecology, MarylandPrimary
OB-GYNs near Dr. Mattson
Counts of OB-GYNs 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
Dr. Julia A. Mattson billed Medicare for 15 services in 2019
CMS data shows 15 Medicare services from Dr. Mattson across 1 procedure code in 2019. Medicare paid $754 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mattson's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 162019: 156%
Dr. Mattson compared with the Delaware median for OB-GYNs, 2019
- Dr. Mattson
- Delaware median
- Medicare services
- 15vs 9184% below
Medians across 107 OB-GYNs in Delaware with Dmand AI profiles that report each measure.
Dr. Mattson's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mattson and other OB-GYNs in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Julia A. Mattson's patients have a median age of 31
Across all payers, Dmand AI patient panel data puts Dr. Mattson's median patient age at 31, with 99% women.
Dr. Mattson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 31
Patient panel by sex, all payers
- Women99%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Julia A. Mattson wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Mattson wrote 18 Medicare Part D claims for 11 patients. 94% of them were for generic drugs.
Dr. Mattson's Part D claims by kind of drug, 2024
- Generic17 claims94%
- Brand-name and other1 claims6%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Julia A. Mattson received $32 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Mattson from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Organon LLC paid the most, $32.
Companies that paid Dr. Mattson the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Julia A. Mattson'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Dr. Julia A. Mattson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Julia A. Mattson's NPI number?
Dr. Julia A. Mattson's NPI number is 1285603241. It was assigned on March 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Julia A. Mattson?
Dr. Julia A. Mattson is an OB-GYN in Newark, Delaware. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Julia A. Mattson practice?
Dr. Mattson practices at 4755 Ogletown Stanton Road, Newark, DE 19713. Dr. Mattson's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. Dmand AI also links Dr. Mattson to 1 group practice or clinic and 1 hospice.
What is Dr. Julia A. Mattson's office phone number?
The practice phone on file for Dr. Mattson is (302) 320-2926.
What is Dr. Julia A. Mattson's medical license number?
Dr. Mattson holds Maryland license D0063050.
What medical group is Dr. Julia A. Mattson part of?
Dr. Mattson is linked to ChristianaCare.
Does Dr. Julia A. Mattson accept Medicare?
Yes. CMS data shows Dr. Mattson billed Medicare for 15 services in 2019.
What services does Dr. Julia A. Mattson bill to Medicare?
In 2019, Dr. Mattson's most billed Medicare services were emergency department visit (99283).
Has Dr. Julia A. Mattson received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Dr. Mattson from 1 company from 2021 to 2021. The largest total came from Organon LLC.
How long has Dr. Julia A. Mattson been practicing?
Dr. Mattson's NPI was assigned in 2006.
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