MARY PATRICIA DEMERS (DO) – Internal Medicine Physician, NPI 1649236084
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
234 INTERNAL MEDICINE in AK
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Provider Addresses for MARY PATRICIA DEMERS (DO)
3340, Providence Drive, Anchorage, Alaska, 99508, United States
STE 466
ANCHORAGE, AK 995084616
Phone: (907) 263-2200
Fax: (907) 276-0366
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 25 Open Payments records for all available years, with a total value of $510.
Total Amount is formed as General ($510) + Research ($0) + Ownership ($0) = $510.
Last reported payment date: 2024-12-03 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($185).
Total Amount
$510
General + Research + Ownership
Payments
25
Total payment records
General Amount
$510
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-03
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $185 |
| ABBVIE INC. | $134 |
| PFIZER INC. | $33 |
| Novartis Pharmaceuticals Corporation | $26 |
| GlaxoSmithKline, LLC. | $26 |
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: 2007-05-24
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 |
|---|---|---|---|---|
| I20070524000375 | I | Internal Medicine | AK | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 345 | 151 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 206 | 33 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 183 | 32 | $0 |
| 99458 | Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes | 169 | 29 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 124 | 75 | $0 |
Insurance plans in this area (ZIP 99508)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | AK | 90670 | Pneumococcal vaccine for injection into muscle | 19 | 19 |
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