Nicholas John Gray, PA
- Medicare patients, 2024
- 122
- Hospital affiliations
- 3
- Industry payments
- $147
- Medical groups
- 2
- State license
- 1
- Practice address
- 500 W Medical Center Blvd, Webster, TX 77598
- Practice phone
- Call (281) 332-2511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Nicholas Gray'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.
Nicholas John Gray is a physician assistant in Webster, Texas
Nicholas Gray practices at HCA Houston Healthcare Clear Lake in Webster, Texas, part of HCA Healthcare.
Nicholas Gray's NPI, 1124513817, was assigned on June 26, 2018. Nicholas Gray holds Texas license PA12186.
- NPI
- 1124513817NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315299617
- NPI enumeration date
- June 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (281) 332-2511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nicholas John Gray practices at HCA Houston Healthcare Clear Lake in Webster, Texas
Nicholas Gray's primary practice is HCA Houston Healthcare Clear Lake, at 500 W Medical Center Blvd, Webster, TX 77598 in Harris County. The practice phone is (281) 332-2511.
- HCA Houston Healthcare Clear Lake500 W Medical Center Blvd, Webster, TX 77598 · Harris CountyPhone(281) 332-2511
Source: Dmand AI Affiliation Data
Nicholas John Gray is affiliated with 5 sites of care and 2 medical groups
Nicholas Gray's primary practice is HCA Houston Healthcare Clear Lake in Webster, Texas, part of HCA Healthcare. Nicholas Gray is also affiliated with Memorial Hermann Northeast Hospital. The medical group on file is Singleton Associates PA. Dmand AI also links Nicholas Gray to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nicholas John Gray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nicholas Gray practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HCA Houston Healthcare Clear Lake | 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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Nicholas John Gray is one of 8,663 physician assistants in Texas
Physician assistant is Nicholas Gray's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Nicholas Gray is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Physician assistants near Nicholas Gray
Counts of physician assistants 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
Nicholas John Gray treated 122 Medicare patients in 2024, average age 75
CMS counts 122 Medicare patients who saw Nicholas Gray in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 2.85, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Nicholas Gray's median patient age at 66, with 48% women.
Nicholas Gray's Medicare patients by age, 2024
Nicholas Gray's Medicare patients by sex, 2024
- Women5545%
- Men6755%
Chronic conditions among Nicholas Gray's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease64%
- Heart failure56%
- Arthritis53%
- Atrial fibrillation51%
- Diabetes51%
- Chronic kidney disease50%
Share of Medicare patients with each condition. A patient can have several.
Nicholas Gray's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women48%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Nicholas John Gray takes part in Medicare
Nicholas Gray 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)
Nicholas John Gray received $147 in industry payments in 2025
CMS Open Payments shows 1 general payment to Nicholas Gray from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Becton, Dickinson and Company paid the most, $147.
Companies that paid Nicholas Gray 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 Nicholas John Gray'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) |
| 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 Nicholas John Gray
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nicholas John Gray's NPI number?
Nicholas John Gray's NPI number is 1124513817. It was assigned on June 26, 2018, and it is active in the NPI Registry.
What does Nicholas John Gray specialize in?
Nicholas John Gray is a physician assistant in Webster, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Nicholas John Gray practice?
Nicholas Gray practices at 500 W Medical Center Blvd, Webster, TX 77598. Nicholas Gray's primary practice is HCA Houston Healthcare Clear Lake in Webster, Texas, part of HCA Healthcare. Dmand AI also links Nicholas Gray to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Nicholas John Gray's office phone number?
The practice phone on file for Nicholas Gray is (281) 332-2511.
What is Nicholas John Gray's medical license number?
Nicholas Gray holds Texas license PA12186, one of 2 state licenses on file.
Which hospitals is Nicholas John Gray affiliated with?
Nicholas Gray practices at HCA Houston Healthcare Clear Lake in Webster, Texas. Nicholas Gray is also affiliated with Memorial Hermann Northeast Hospital. Dmand AI links Nicholas Gray to 1 more hospital.
What medical group is Nicholas John Gray part of?
Nicholas Gray is linked to Singleton Associates PA. Dmand AI links Nicholas Gray to 1 more medical group.
Does Nicholas John Gray accept Medicare?
Yes. CMS lists Nicholas Gray as accepting Medicare assignment.
How many Medicare patients does Nicholas John Gray see?
CMS counts 122 Medicare patients who saw Nicholas Gray in 2024, with an average age of 75.
Has Nicholas John Gray received payments from drug or device companies?
CMS Open Payments shows $147 in general payments to Nicholas Gray from 1 company from 2025 to 2025. The largest total came from Becton, Dickinson and Company.
How long has Nicholas John Gray been practicing?
Nicholas Gray graduated from medical school in 2018, 8 years ago.
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