Rosemary Atta-Fynn, M.D.
NPI 1639307168 · Hospitalist Physician · Palos Heights, IL
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rosemary Atta-Fynn, M.D. is a Hospitalist Physician provider in Palos Heights, IL (NPI 1639307168).
Provider details
- NPI number
- 1639307168
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036.131873 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
405 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 207 | $183 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 181 | $139 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 17 | $86 |
Typical Medicare-allowed amounts for these services range $86–$183 (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
Registry dates
- Enumerated
- 2009-06-23
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Frequently asked questions
- What is Rosemary Atta-Fynn's NPI number?
- Rosemary Atta-Fynn's National Provider Identifier (NPI) is 1639307168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rosemary Atta-Fynn's specialty?
- Rosemary Atta-Fynn is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Rosemary Atta-Fynn located?
- Rosemary Atta-Fynn's practice location on file with NPPES is 12251 S. 80th Avenue, Palos Heights, IL 60463.
- What is Rosemary Atta-Fynn's phone number?
- The practice phone number listed in the NPPES registry for Rosemary Atta-Fynn is (708) 923-5869.
- Does Rosemary Atta-Fynn accept Medicare?
- Rosemary Atta-Fynn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rosemary Atta-Fynn's NPI active?
- Yes — Rosemary Atta-Fynn's NPI (1639307168) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.