Tamara Gregory, APN-CRNA
NPI 1811928633 · Certified Registered Nurse Anesthetist · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamara Gregory, APN-CRNA is a Certified Registered Nurse Anesthetist provider in Arlington Heights, IL (NPI 1811928633).
Provider details
- NPI number
- 1811928633
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN-CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 209003175 (IL)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
64 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 | 26 | $89 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 23 | $84 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 15 | $106 |
Typical Medicare-allowed amounts for these services range $84–$106 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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
Additional practice locations (1)
- 40w012 Wellington WayGeneva, IL 60134Phone: (312) 695-9797
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Tamara Gregory's NPI number?
- Tamara Gregory's National Provider Identifier (NPI) is 1811928633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamara Gregory's specialty?
- Tamara Gregory is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tamara Gregory located?
- Tamara Gregory's practice location on file with NPPES is 800 W Central Rd, Arlington Heights, IL 60005-2349.
- What is Tamara Gregory's phone number?
- The practice phone number listed in the NPPES registry for Tamara Gregory is (847) 618-7140.
- Does Tamara Gregory accept Medicare?
- Tamara Gregory is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamara Gregory's NPI active?
- Yes — Tamara Gregory's NPI (1811928633) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.