JENNIFER S GASS (MD) – Hematology & Oncology Physician, NPI 1225065139
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
238 OBSTETRICS/GYNECOLOGY in RI
Provider Addresses for JENNIFER S GASS (MD)
455 Toll Gate Rd
Warwick, RI 028862759
Phone: (401) 737-7010
Type: Location
Women & Infants Hospital of Rhode Island, 101, Dudley Street, Providence, Providence County, Rhode Island, 02905, United States
PROVIDENCE, RI 029052401
Phone: (401) 274-1100
Type: Mailing
455 TOLL GATE RD
PRC AND CREDENTIALING
WARWICK, RI 028862759
Phone: (401) 273-0641
Fax: (401) 273-2919
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $1,447.
Total Amount is formed as General ($1,447) + Research ($0) + Ownership ($0) = $1,447.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Illumina, Inc. ($1,065).
Total Amount
$1,447
General + Research + Ownership
Payments
6
Total payment records
General Amount
$1,447
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Illumina, Inc. | $1,065 |
| Endomagnetics Ltd | $258 |
| ABBVIE INC. | $124 |
| CENTERLINE BIOMEDICAL INC. | $0 |
| Centerline Biomedical Inc. | $0 |
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: 2015-12-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20110120001174 | I | Obstetrics/Gynecology | RI | TBD |
| I20151229000803 | I | General Surgery | MA | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 59 | 53 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 32 | 28 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 31 | 31 | $0 |
| 19301 | Partial removal of breast | 16 | 15 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 02886)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | RI | 38900 | Lymph node imaging during surgery | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | RI | |
| Internal Medicine | RI | |
| Physician Assistant | RI | |
| A N E S T H E S I O L O G Y | RI | |
| A N E S T H E S I O L O G Y | RI | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology, Interventional Cardiology, Cardiovascular Disease (Cardiology) | RI | |
| Cardiovascular Disease (Cardiology) | MA | |
| Internal Medicine, Pulmonary Disease, Pulmonary Disease | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | NY | |
| - | RI |
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