Dr. Patrick William Mason, MD
- Industry payments
- $44
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 6111 Executive Blvd, Rockville, MD 20852
- Practice phone
- Call (703) 802-6900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quest Diagnostics Nichols Institute, Inc.
Rockville, Maryland
Find Dr. Mason'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. Patrick William Mason is a pediatric endocrinology physician in Rockville, Maryland
Dr. Mason practices at Quest Diagnostics Nichols Institute, Inc. in Rockville, Maryland.
Dr. Mason's NPI, 1144335308, was assigned on August 20, 2006. Dr. Mason holds Virginia license 0101230973.
- NPI
- 1144335308NPI Registry (opens in a new tab)
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Practice phone
- (703) 802-6900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Patrick William Mason practices at Quest Diagnostics Nichols Institute, Inc. in Rockville, Maryland
Dr. Mason's primary practice is Quest Diagnostics Nichols Institute, Inc., at 6111 Executive Blvd, Rockville, MD 20852 in Montgomery County. The practice phone is (703) 802-6900.
- Quest Diagnostics Nichols Institute, Inc.6111 Executive Blvd, Rockville, MD 20852 · Montgomery CountyPhone(703) 802-6900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Patrick William Mason is affiliated with 3 sites of care and 2 medical groups
Dr. Mason's primary practice is Quest Diagnostics Nichols Institute, Inc. in Rockville, Maryland. The medical group on file is Pediatric Specialists of Virginia. Dmand AI also links Dr. Mason to 2 more 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 Dr. Patrick William Mason's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mason practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quest Diagnostics Nichols Institute, Inc. | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patrick William Mason is one of 28 pediatric endocrinology physicians in Maryland
Pediatric endocrinology is Dr. Mason's primary specialty in the NPI Registry, under taxonomy code 2080P0205X. Dr. Mason is licensed in Virginia.
Specialties and state licenses
- Pediatric endocrinology, VirginiaPrimary
Pediatric endocrinology physicians near Dr. Mason
Counts of pediatric endocrinology physicians 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. Patrick William Mason's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts Dr. Mason's median patient age at 46, with 59% women.
Dr. Mason's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women59%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Patrick William Mason received $44 in industry payments from 2017 to 2018
CMS Open Payments shows 2 general payments to Dr. Mason from 2 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $24.
General payments to Dr. Mason by program year, 2017 to 2018
Companies that paid Dr. Mason the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Patrick William Mason'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 |
| 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. Patrick William Mason
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. Patrick William Mason's NPI number?
Dr. Patrick William Mason's NPI number is 1144335308. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick William Mason?
Dr. Patrick William Mason is a pediatric endocrinology physician in Rockville, Maryland. The primary specialty in the NPI Registry is Pediatric Endocrinology Physician (taxonomy code 2080P0205X).
Where does Dr. Patrick William Mason practice?
Dr. Mason practices at 6111 Executive Blvd, Rockville, MD 20852. Dr. Mason's primary practice is Quest Diagnostics Nichols Institute, Inc. in Rockville, Maryland. Dmand AI also links Dr. Mason to 2 group practices and clinics and 1 medical group.
What is Dr. Patrick William Mason's office phone number?
The practice phone on file for Dr. Mason is (703) 802-6900.
What is Dr. Patrick William Mason's medical license number?
Dr. Mason holds Virginia license 0101230973.
What medical group is Dr. Patrick William Mason part of?
Dr. Mason is linked to Pediatric Specialists of Virginia. Dmand AI links Dr. Mason to 1 more medical group.
Has Dr. Patrick William Mason received payments from drug or device companies?
CMS Open Payments shows $44 in general payments to Dr. Mason from 2 companies from 2017 to 2018. The largest total came from Abbott Laboratories.
How long has Dr. Patrick William Mason been practicing?
Dr. Mason's NPI was assigned in 2006.
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