MARGARET MUTHONI NGUMI (FNP-C PMHNP-BC) – Psychiatric/Mental Health Nurse Practitioner, NPI 1558701458
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
9,652 NURSE PRACTITIONER in GA
Provider Addresses for MARGARET MUTHONI NGUMI (FNP-C PMHNP-BC)
707 WHITLOCK AVE SW STE A40
MARIETTA, GA 300644654
Phone: (770) 525-7295
Type: Mailing
310 PAPER TRAIL WAY
SUITE 306
CANTON, GA 301155203
Phone: (770) 704-2763
Fax: (770) 704-2765
Type: Mailing
400 UNION AVE SE STE 200
OLYMPIA, WA 985012060
Phone: (833) 351-8255
Fax: (770) 704-2765
Type: Location
300 COLONIAL CENTER PKWY STE 100N
ROSWELL, GA 300764892
Phone: (678) 996-4196
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 12 Open Payments records for all available years, with a total value of $214.
Total Amount is formed as General ($214) + Research ($0) + Ownership ($0) = $214.
Last reported payment date: 2024-08-20 • Largest payer in this snapshot: Boehringer Ingelheim Pharmaceuticals, Inc. ($38).
Total Amount
$214
General + Research + Ownership
Payments
12
Total payment records
General Amount
$214
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-20
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: 2013-07-15
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 |
|---|---|---|---|---|
| I20130715000425 | I | Nurse Practitioner | GA | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 62 | 26 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 23 | 23 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 20 | 20 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 12 | $0 |
Insurance plans in this area (ZIP 30064)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NURSE PRACTITIONER | GA | 81002 | Urinalysis, manual test | 33 | 28 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | GA | |
| P S Y C H I A T R Y | MI | |
| Physician Assistant | GA | |
| Family Practice | GA | |
| U R O L O G Y | NC | |
| General Surgery | GA | |
| Physician Assistant | GA | |
| U R O L O G Y | FL | |
| Nurse Practitioner | GA | |
| General Surgery | GA |
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