MARGARET J LAYO (APRN FNP-BC) – Family Nurse Practitioner, NPI 1184225401
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,971 NURSE PRACTITIONER in MA
Provider Addresses for MARGARET J LAYO (APRN FNP-BC)
330 MT AUBURN ST
PARSONS 2
CAMBRIDGE, MA 021385597
Phone: (617) 926-9000
Fax: (617) 926-7053
Type: Mailing
480 PLEASANT ST STE A300
WATERTOWN, MA 024722463
Phone: (617) 926-9000
Fax: (617) 926-7053
Type: Location
2 1ST AVE STE 215
PEABODY, MA 019604962
Phone: (978) 740-2300
Type: Location
376 HALE ST
BEVERLY, MA 019152096
Phone: (978) 927-0585
Type: Location
139 NOTTINGHILL RD UNIT 1
BRIGHTON, MA 021354026
Phone: (508) 360-5075
Type: Mailing
2 1st Ave Ste 215
Peabody, MA 019604962
Phone: (978) 740-2300
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 85 Open Payments records for all available years, with a total value of $2,192.
Total Amount is formed as General ($2,192) + Research ($0) + Ownership ($0) = $2,192.
Last reported payment date: 2024-11-25 • Largest payer in this snapshot: CeQur Corporation ($259).
Total Amount
$2,192
General + Research + Ownership
Payments
85
Total payment records
General Amount
$2,192
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-25
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2023-01-16
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 |
|---|---|---|---|---|
| I20230116000748 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 128 | 106 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 61 | 52 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 54 | 52 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 19 | 19 | $0 |
| G0442 | Annual alcohol misuse screening, 5 to 15 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 02138)
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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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