Sydney Sullivan, PA
NPI 1184341422 · Medical Physician Assistant · Denver, CO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydney Sullivan, PA is a Medical Physician Assistant provider in Denver, CO (NPI 1184341422).
Provider details
- NPI number
- 1184341422
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
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
3 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
195 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 168 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 27 | $134 |
Typical Medicare-allowed amounts for these services range $121–$134 (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)
- 12605 E 16th AveAurora, CO 80045-2545Phone: (720) 848-0000
Registry dates
- Enumerated
- 2022-10-27
- Last updated
- 2023-01-30
- Certified
- 2023-01-30
Frequently asked questions
- What is Sydney Sullivan's NPI number?
- Sydney Sullivan's National Provider Identifier (NPI) is 1184341422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Sullivan's specialty?
- Sydney Sullivan is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sydney Sullivan located?
- Sydney Sullivan's practice location on file with NPPES is 1644 S Garfield St, Denver, CO 80210-3006.
- What is Sydney Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Sydney Sullivan is (303) 524-2744.
- Does Sydney Sullivan accept Medicare?
- Sydney Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydney Sullivan's NPI active?
- Yes — Sydney Sullivan's NPI (1184341422) is active in the NPPES registry as of the last update on 2023-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.