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- 675 N Saint Clair St Ste 19-100, Chicago, IL 60611
About Colleen Nash
Colleen Nash is a nurse practitioner practicing in Chicago, IL. Medicare claims data shows Colleen provided 85 services to 64 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by t, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. This provider record is associated with NPI 1326645193.
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) 664-3278
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
675 N SAINT CLAIR ST STE 19-100
Chicago, IL 60611
Procedures Most Often Billed to Medicare
85 services · 64 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
51 | As often as other peers in Nurse Practitioner |
| Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by t | Billing code | G0316 |
22 | Less often than most peers in Nurse Practitioner |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
12 | Less often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 3
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 — 24 related providers in 3 groups
Other nurse practitioners in Chicago 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Colleen Nash specialize in?
Colleen Nash is a nurse practitioner in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Colleen Nash located?
Colleen Nash is listed at 675 N Saint Clair St Ste 19-100, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Colleen Nash's phone number?
The number on file is (312) 664-3278. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Colleen Nash?
Colleen Nash's National Provider Identifier is 1326645193. 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 Colleen Nash train?
Colleen Nash attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Colleen Nash have?
Colleen Nash has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What does Colleen Nash do most often?
According to Medicare billing data, Colleen Nash the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Colleen Nash's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Colleen Nash. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.