KATHERINE A GERGEN BARNETT (MD) – Family Medicine Physician, NPI 1023209129
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,899 FAMILY PRACTICE in MA
Provider Addresses for KATHERINE A GERGEN BARNETT (MD)
801 ALBANY ST FL GROUND
BOSTON, MA 021192560
Phone:
Type: Mailing
11 Nevins St Ste 505
Brighton, MA 021353514
Phone: (617) 414-2500
Type: Location
409 W Broadway
South Boston, MA 021272245
Phone: (617) 269-7500
Type: Location
960 MASSACHUSETTS AVE STE 2
BOSTON, MA 021182690
Phone:
Type: Mailing
7;9;11;13;15;17, Melnea Cass Boulevard, South End, Boston, Suffolk County, Massachusetts, 02118, United States
BOSTON, MA 021194401
Phone: (617) 414-2080
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2008-10-30
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 |
|---|---|---|---|---|
| I20081030000230 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 30 | 23 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 25 | 18 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 02119)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| Sports Medicine, Family Practice | MA | |
| Family Practice | MA | |
| Family Practice | OH | |
| Family Practice | AR | |
| Family Practice | MA | |
| Family Practice | MA | |
| Family Practice | MA | |
| Nurse Practitioner | MA |
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