Gregory Lee Mayer Jr., CRNA
- Medicare patients, 2024
- 273
- Hospital affiliations
- 4
- Medical groups
- 5
- State licenses
- 2
- Year NPI issued
- 2021
- Practice address
- 801 Middleford Rd, Seaford, DE 19973
- Practice phone
- Call (302) 629-6611
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gregory Mayer'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 Lee Mayer Jr. is a nurse anesthetist in Seaford, Delaware
Gregory Mayer practices at TidalHealth Nanticoke in Seaford, Delaware, part of TidalHealth Peninsula Regional.
Gregory Mayer's NPI, 1184291262, was assigned on June 8, 2021. Gregory Mayer holds Maryland license R228507.
- NPI
- 1184291262NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870990559
- NPI enumeration date
- June 8, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (302) 629-6611
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Lee Mayer Jr. practices at TidalHealth Nanticoke in Seaford, Delaware
Gregory Mayer's primary practice is TidalHealth Nanticoke, at 801 Middleford Rd, Seaford, DE 19973 in Sussex County. The practice phone is (302) 629-6611.
- TidalHealth Nanticoke801 Middleford Rd, Seaford, DE 19973 · Sussex CountyPhone(302) 629-6611
Source: Dmand AI Affiliation Data
Gregory Lee Mayer Jr. is affiliated with 5 sites of care and 5 medical groups
Gregory Mayer's primary practice is TidalHealth Nanticoke in Seaford, Delaware, part of TidalHealth Peninsula Regional. Gregory Mayer is also affiliated with TidalHealth Peninsula Regional. The medical group on file is Anesthesia Company, LLC. Dmand AI also links Gregory Mayer to 2 more hospitals, 4 medical groups and 1 therapy and rehab clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Lee Mayer Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Mayer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TidalHealth Nanticoke | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across TidalHealth Peninsula Regional and 6.2K+ hospitals, with verified contacts in the same login.
Gregory Lee Mayer Jr. is one of 254 nurse anesthetists in Delaware
Nurse anesthetist, certified registered is Gregory Mayer's primary specialty in the NPI Registry, under taxonomy code 367500000X. Dmand AI has Gregory Mayer's licenses on file in 2 states: Maryland and Delaware.
Specialties and state licenses
- Certified registered nurse anesthetist, MarylandPrimary
- Delaware license
Nurse anesthetists near Gregory Mayer
Counts of nurse anesthetists 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 Lee Mayer Jr. treated 273 Medicare patients in 2024, average age 73
CMS counts 273 Medicare patients who saw Gregory Mayer in 2024. The largest group is 65 to 74, with 152 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Mayer's median patient age at 62, with 57% women.
Gregory Mayer's Medicare patients by age, 2024
Gregory Mayer's Medicare patients by sex, 2024
- Women15557%
- Men11843%
Chronic conditions among Gregory Mayer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease44%
- Diabetes42%
- Chronic kidney disease34%
- Anxiety29%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Gregory Mayer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women57%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Gregory Lee Mayer Jr. takes part in Medicare
Gregory Mayer 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)
Sources for Gregory Lee Mayer Jr.'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) |
| 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 Lee Mayer Jr.
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 Lee Mayer Jr.'s NPI number?
Gregory Lee Mayer Jr.'s NPI number is 1184291262. It was assigned on June 8, 2021, and it is active in the NPI Registry.
What does Gregory Lee Mayer Jr. specialize in?
Gregory Lee Mayer Jr. is a nurse anesthetist in Seaford, Delaware. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Gregory Lee Mayer Jr. practice?
Gregory Mayer practices at 801 Middleford Rd, Seaford, DE 19973. Gregory Mayer's primary practice is TidalHealth Nanticoke in Seaford, Delaware, part of TidalHealth Peninsula Regional. Dmand AI also links Gregory Mayer to 2 hospitals, 4 medical groups and 1 therapy and rehab clinic.
What is Gregory Lee Mayer Jr.'s office phone number?
The practice phone on file for Gregory Mayer is (302) 629-6611.
What is Gregory Lee Mayer Jr.'s medical license number?
Gregory Mayer holds Maryland license R228507, one of the licenses on file in 2 states.
Which states has Gregory Lee Mayer Jr. been licensed in?
Dmand AI has state licenses on file for Gregory Mayer in Maryland and Delaware.
Which hospitals is Gregory Lee Mayer Jr. affiliated with?
Gregory Mayer practices at TidalHealth Nanticoke in Seaford, Delaware. Gregory Mayer is also affiliated with TidalHealth Peninsula Regional. Dmand AI links Gregory Mayer to 2 more hospitals.
What medical group is Gregory Lee Mayer Jr. part of?
Gregory Mayer is linked to Anesthesia Company, LLC. Dmand AI links Gregory Mayer to 4 more medical groups.
Does Gregory Lee Mayer Jr. accept Medicare?
Yes. CMS lists Gregory Mayer as accepting Medicare assignment.
How many Medicare patients does Gregory Lee Mayer Jr. see?
CMS counts 273 Medicare patients who saw Gregory Mayer in 2024, with an average age of 73.
How long has Gregory Lee Mayer Jr. been practicing?
Gregory Mayer graduated from medical school in 2021, 5 years ago.
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