MS. TWYLA JEAN MASTERSON (RN, NP) – Nurse Practitioner, NPI 1366548661
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,798 NURSE PRACTITIONER in ID
Provider Addresses for MS. TWYLA JEAN MASTERSON (RN, NP)
1551 E MULLAN AVE BLDG A STE 200B
POST FALLS, ID 83854
Phone: (208) 262-2213
Fax: (208) 262-2214
Type: Location
229 S 7th St Ste 101
St Maries, ID 838611803
Phone: (208) 245-7079
Fax: (208) 245-5246
Type: Location
Northwest Specialty Hospital Medical Park, 1593, East Polston Avenue, Post Falls, Kootenai County, Idaho, 83854, United States
POST FALLS, ID 838545326
Phone: (208) 262-2300
Fax: (208) 262-2700
Type: Mailing
750 N SYRINGA ST STE 100
POST FALLS, ID 838545275
Phone: (208) 262-2600
Fax: (208) 262-2700
Type: Location
25201 N MCCOY RD
ATHOL, ID 838018667
Phone: (208) 659-9234
Type: Mailing
850 W IRONWOOD DR STE 300
COEUR D ALENE, ID 838144903
Phone: (208) 457-7078
Fax: (208) 457-7079
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $22.
Total Amount is formed as General ($22) + Research ($0) + Ownership ($0) = $22.
Last reported payment date: 2024-02-06 • Largest payer in this snapshot: PFIZER INC. ($22).
Total Amount
$22
General + Research + Ownership
Payments
1
Total payment records
General Amount
$22
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $22 |
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: 2006-12-05
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 |
|---|---|---|---|---|
| I20061205000036 | I | Nurse Practitioner | ID | 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 | 326 | 164 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 95 | 95 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 51 | 39 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 12 | 11 | $0 |
Insurance plans in this area (ZIP 83854)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | ID | |
| Family Practice | ID | |
| Nurse Practitioner | WA | |
| Physician Assistant | ID | |
| Emergency Medicine, Hospitalist, Family Practice | ID | |
| Internal Medicine | ID | |
| Nurse Practitioner | ID | |
| Physician Assistant | ID | |
| - | ID | |
| Nurse Practitioner | ID |
Reviews
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