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- 20 S Clark St Fl 11, Chicago, IL 60603
About Alyssa Rios
Alyssa Rios, PA-C is a physician assistant practicing in Chicago, IL. Alyssa trained at Northwestern University Feinberg Medical School, graduating in 2023. Alyssa is also listed as specializing in student in an organized health care education program. Medicare claims data shows Alyssa provided 114 services to 107 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, insertion of needle into vein for collection of blood sample, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1427719327.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (312) 926-3627
- Email not available
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Practice Locations
20 S CLARK ST FL 11
Chicago, IL 60603
Procedures Most Often Billed to Medicare
114 services · 107 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
21 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
78 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 30 related providers in 4 groups
Other physician assistants in Chicago 8
Same specialty, same city.
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Northwestern University Feinberg Medical School 6
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Alyssa Rios specialize in?
Alyssa Rios is a physician assistant in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Alyssa Rios located?
Alyssa Rios is listed at 20 S Clark St Fl 11, Chicago, IL 60603. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Alyssa Rios's phone number?
The number on file is (312) 926-3627. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Alyssa Rios?
Alyssa Rios's National Provider Identifier is 1427719327. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Alyssa Rios train?
Alyssa Rios attended Northwestern University Feinberg Medical School, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Alyssa Rios have?
Alyssa Rios has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What does Alyssa Rios do most often?
According to Medicare billing data, Alyssa Rios performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Alyssa Rios's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Alyssa Rios. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.