KARLYN ANNE MARTIN (M.D.) – Hematology (Internal Medicine) Physician, NPI 1992938708
Hematology (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
121 HEMATOLOGY in IL
Provider Addresses for KARLYN ANNE MARTIN (M.D.)
676 N Saint Clair St Ste 2140
Chicago, IL 606113143
Phone: (312) 695-0990
Type: Location
645 N MICHIGAN AVE STE 1020
CHICAGO, IL 606112814
Phone: (312) 695-4545
Type: Mailing
111 COLCHESTER AVE
BURLINGTON, VT 054011473
Phone: (802) 847-0000
Type: Mailing
North Saint Clair Street, Streeterville, Near North Side, Chicago, Cook County, Illinois, 60611, United States
CHICAGO, IL 606113143
Phone: (312) 695-0990
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $9,100.
Total Amount is formed as General ($9,100) + Research ($0) + Ownership ($0) = $9,100.
Last reported payment date: 2024-08-31 • Largest payer in this snapshot: Endovascular Engineering Inc. ($8,500).
Total Amount
$9,100
General + Research + Ownership
Payments
3
Total payment records
General Amount
$9,100
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Endovascular Engineering Inc. | $8,500 |
| Penumbra, Inc. | $600 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2023-10-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20231012001521 | I | Hematology | VT | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 33 | 29 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 60611)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY | NC | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 27 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | VT | |
| Nurse Practitioner | MA | |
| - | VT | |
| - | VT | |
| - | VT | |
| - | CT | |
| - | VT | |
| - | IN | |
| - | VT | |
| - | VT |
Reviews
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