KRYSTAL MERSHON (FNP-BC) – Primary Care Nurse Practitioner, NPI 1700288388
Primary Care Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for KRYSTAL MERSHON (FNP-BC)
3A CATHY RD
BURLINGTON, MA 018031242
Phone: (617) 908-8089
Type: Mailing
725 CONCORD AVE STE 3300
CAMBRIDGE, MA 021381055
Phone: (617) 864-8822
Type: Location
59 SPINNAKER WAY
PORTSMOUTH, NH 038013330
Phone: (617) 908-8089
Type: Mailing
725 CONCORD AVE
CAMBRIDGE, MA 021381040
Phone: (617) 864-8822
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 10 Open Payments records for all available years, with a total value of $322.
Total Amount is formed as General ($322) + Research ($0) + Ownership ($0) = $322.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: ABBVIE INC. ($322).
Total Amount
$322
General + Research + Ownership
Payments
10
Total payment records
General Amount
$322
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $322 |
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: 2018-07-06
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 |
|---|---|---|---|---|
| I20180706001656 | I | Nurse Practitioner | 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 | 80 | 70 | $0 |
| 83036 | Hemoglobin a1c level | 37 | 35 | $0 |
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 36 | 36 | $0 |
Insurance plans in this area (ZIP 01803)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| Internal Medicine | MA | |
| - | MA | |
| - | MA |
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