Margaret Sandler, PHD, ARNP
NPI 1588701510 · Family Nurse Practitioner · Port Orchard, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Sandler, PHD, ARNP is a Family Nurse Practitioner provider in Port Orchard, WA (NPI 1588701510).
Provider details
- NPI number
- 1588701510
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHD, ARNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP30006514 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
556 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 295 | $106 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 81 | $110 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 44 | $77 |
| Hemoglobin A1c Level83036 | 31 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 22 | $9 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 233 | 56 |
| Atorvastatin Calcium | 157 | 51 |
| Lisinopril | 155 | 51 |
| Pantoprazole Sodium | 112 | 35 |
| Amlodipine Besylate | 89 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 86 | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-31
- Last updated
- 2011-03-30
Frequently asked questions
- What is Margaret Sandler's NPI number?
- Margaret Sandler's National Provider Identifier (NPI) is 1588701510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Sandler's specialty?
- Margaret Sandler is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Sandler located?
- Margaret Sandler's practice location on file with NPPES is 451 Sw Sedgwick Rd Ste 110, Port Orchard, WA 98367-6447.
- What is Margaret Sandler's phone number?
- The practice phone number listed in the NPPES registry for Margaret Sandler is (360) 874-5900.
- Does Margaret Sandler accept Medicare?
- Margaret Sandler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Sandler's NPI active?
- Yes — Margaret Sandler's NPI (1588701510) is active in the NPPES registry as of the last update on 2011-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.