SANDRA DEMARS (MD) – Internal Medicine Physician, NPI 1811212749
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,056 INTERNAL MEDICINE in WA
Provider Addresses for SANDRA DEMARS (MD)
10760 NE BILL POINT DR
BAINBRIDGE ISLAND, WA 981105746
Phone: (206) 321-1450
Type: Mailing
939 Caroline St
Port Angeles, WA 983623997
Phone: (360) 417-7000
Type: Location
630 N Fairview Dr
Tacoma, WA 984061015
Phone: (253) 777-1423
Fax: (206) 673-8050
Type: Location
2801 DeBarr Rd
Anchorage, AK 995082997
Phone: (907) 276-1131
Type: Location
1615 Delaware St
Longview, WA 986322367
Phone: (360) 501-3601
Fax: (360) 414-5768
Type: Location
834 Sheridan St
Port Townsend, WA 983682443
Phone: (360) 385-2200
Type: Location
3100 Tongass Ave
Ketchikan, AK 99901
Phone: (907) 225-5171
Type: Location
1660 S COLUMBIAN WAY
SEATTLE, WA 981081532
Phone: (206) 762-1010
Type: Location
Peace Health Ketchikan Medical Ceneter, 3100, Tongass Avenue, Ketchikan, Ketchikan Gateway, Alaska, 99901, United States
KETCHIKAN, AK 999015746
Phone: (907) 225-5171
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2019-01-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20160318002154 | I | Internal Medicine | AK | TBD |
| I20190125002713 | I | Hospitalist | WA | 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 | 127 | 59 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 53 | 35 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 44 | 44 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 32 | 32 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 27 | 17 | $0 |
Insurance plans in this area (ZIP 98110)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | AK | |
| Diagnostic Radiology | AK | |
| Diagnostic Radiology | WA | |
| Diagnostic Radiology | WA | |
| A N E S T H E S I O L O G Y | HI | |
| Diagnostic Radiology | WA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | WA | |
| Interventional Radiology | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | AK | |
| Physician Assistant | AZ |
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