Gregory Lawrence Walker II, Acnpcag
- Medicare patients, 2024
- 98
- Part D claims, 2024
- 12
- MIPS score, 2024
- 66
- Hospital affiliations
- 4
- Industry payments
- $80
- Practice address
- 6901 N Durango Dr, Las Vegas, NV 89149
- Practice phone
- Call (702) 894-5706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Centennial Hills Hospital Medical Center
Las Vegas, Nevada
Find Gregory Walker'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.
Gregory Lawrence Walker II is an acute care nurse practitioner in Las Vegas, Nevada
Gregory Walker practices at Centennial Hills Hospital Medical Center in Las Vegas, Nevada.
Gregory Walker's NPI, 1861009664, was assigned on September 25, 2020. Gregory Walker holds Nevada license 834774.
- NPI
- 1861009664NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002228673
- NPI enumeration date
- September 25, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (702) 894-5706
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Lawrence Walker II practices at Centennial Hills Hospital Medical Center in Las Vegas, Nevada
Gregory Walker's primary practice is Centennial Hills Hospital Medical Center, at 6901 N Durango Dr, Las Vegas, NV 89149 in Clark County. The practice phone is (702) 894-5706.
- Centennial Hills Hospital Medical Center6901 N Durango Dr, Las Vegas, NV 89149 · Clark CountyPhone(702) 894-5706
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gregory Lawrence Walker II is affiliated with 7 sites of care and 2 medical groups
Gregory Walker's primary practice is Centennial Hills Hospital Medical Center in Las Vegas, Nevada. Gregory Walker is also affiliated with Centennial Hills Hospital Medical Center. The medical group on file is Nevada Critical Care Consultants. Dmand AI also links Gregory Walker to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Lawrence Walker II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Walker practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Centennial Hills Hospital Medical Center | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Lawrence Walker II is one of 130 acute care nurse practitioners in Nevada
Acute care is Gregory Walker's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Gregory Walker is licensed in Nevada.
Specialties and state licenses
- Acute care nurse practitioner, NevadaPrimary
Acute care nurse practitioners near Gregory Walker
Counts of acute care 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
Gregory Lawrence Walker II treated 98 Medicare patients in 2024, average age 73
CMS counts 98 Medicare patients who saw Gregory Walker in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Gregory Walker's median patient age at 74, with 52% women.
Gregory Walker's Medicare patients by age, 2024
Gregory Walker's Medicare patients by sex, 2024
- Women5354%
- Men4546%
Chronic conditions among Gregory Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes51%
- Heart failure51%
- Ischemic heart disease50%
- Chronic kidney disease49%
- Anxiety42%
Share of Medicare patients with each condition. A patient can have several.
Gregory Walker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory Lawrence Walker II wrote 12 Medicare Part D claims in 2024
In 2024, Gregory Walker wrote 12 Medicare Part D claims. 100% of them were for generic drugs.
Drug classes CMS tracks in Gregory Walker's Part D claims, 2024
- Antibiotics100%12 of 12 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
Gregory Lawrence Walker II scored 66 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 66 out of 100 for Gregory Walker for performance year 2024, reported as part of a group. Gregory Walker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Gregory Walker's MIPS scores, performance year 2024
- 66of 100Final score
- 22.5of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Gregory Lawrence Walker II received $80 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Walker from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ceribell, Inc. paid the most, $80.
Companies that paid Gregory Walker 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 Gregory Lawrence Walker II'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Gregory Lawrence Walker II
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Lawrence Walker II's NPI number?
Gregory Lawrence Walker II's NPI number is 1861009664. It was assigned on September 25, 2020, and it is active in the NPI Registry.
What does Gregory Lawrence Walker II specialize in?
Gregory Lawrence Walker II is an acute care nurse practitioner in Las Vegas, Nevada. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Gregory Lawrence Walker II practice?
Gregory Walker practices at 6901 N Durango Dr, Las Vegas, NV 89149. Gregory Walker's primary practice is Centennial Hills Hospital Medical Center in Las Vegas, Nevada. Dmand AI also links Gregory Walker to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Gregory Lawrence Walker II's office phone number?
The practice phone on file for Gregory Walker is (702) 894-5706.
What is Gregory Lawrence Walker II's medical license number?
Gregory Walker holds Nevada license 834774.
Which hospitals is Gregory Lawrence Walker II affiliated with?
Gregory Walker is affiliated with Centennial Hills Hospital Medical Center. Dmand AI links Gregory Walker to 3 more hospitals.
What medical group is Gregory Lawrence Walker II part of?
Gregory Walker is linked to Nevada Critical Care Consultants. Dmand AI links Gregory Walker to 1 more medical group.
Does Gregory Lawrence Walker II accept Medicare?
Yes. CMS lists Gregory Walker as accepting Medicare assignment.
What is Gregory Lawrence Walker II's MIPS score?
Gregory Walker's MIPS final score for performance year 2024 is 66 out of 100, reported as part of a group.
How many Medicare patients does Gregory Lawrence Walker II see?
CMS counts 98 Medicare patients who saw Gregory Walker in 2024, with an average age of 73.
Has Gregory Lawrence Walker II received payments from drug or device companies?
CMS Open Payments shows $80 in general payments to Gregory Walker from 1 company from 2025 to 2025. The largest total came from Ceribell, Inc.
How long has Gregory Lawrence Walker II been practicing?
Gregory Walker graduated from medical school in 2020, 6 years ago.
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