Gregory Mayer, CRNA
NPI 1184291262 · Certified Registered Nurse Anesthetist · Salisbury, MD
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mayer, CRNA is a Certified Registered Nurse Anesthetist provider in Salisbury, MD (NPI 1184291262).
Provider details
- NPI number
- 1184291262
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- L6-0A10921 (DE)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
148 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 41 | $89 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 31 | $114 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 26 | $286 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 21 | $147 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 16 | $103 |
| Anesthesia for Total Hip Replacement01214 | 13 | $279 |
Typical Medicare-allowed amounts for these services range $89–$286 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-06-08
- Last updated
- 2024-02-08
- Certified
- 2024-02-08
Frequently asked questions
- What is Gregory Mayer's NPI number?
- Gregory Mayer's National Provider Identifier (NPI) is 1184291262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mayer's specialty?
- Gregory Mayer is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Mayer located?
- Gregory Mayer's practice location on file with NPPES is 100 E Carroll St, Salisbury, MD 21801-5422.
- What is Gregory Mayer's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mayer is (410) 546-6400.
- Does Gregory Mayer accept Medicare?
- Gregory Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mayer's NPI active?
- Yes — Gregory Mayer's NPI (1184291262) is active in the NPPES registry as of the last update on 2024-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.