Michael Flaningam, MD
NPI 1588775092 · Internal Medicine Physician · Siletz, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Flaningam, MD is a Internal Medicine Physician provider in Siletz, OR (NPI 1588775092).
Provider details
- NPI number
- 1588775092
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A68150 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
457 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 217 | $88 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 117 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 43 | $9 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 30 | $55 |
| Hemoglobin A1c Level83036 | 18 | $10 |
| Administration of Influenza Virus VaccineG0008 | 17 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 154 | 37 |
| Lisinopril | 107 | 25 |
| Levothyroxine Sodium | 98 | 21 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 95 | 24 |
| Amlodipine Besylate | 90 | 23 |
| Metoprolol Succinate | 73 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2023-06-29
- Certified
- 2023-06-29
Frequently asked questions
- What is Michael Flaningam's NPI number?
- Michael Flaningam's National Provider Identifier (NPI) is 1588775092, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Flaningam's specialty?
- Michael Flaningam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Flaningam located?
- Michael Flaningam's practice location on file with NPPES is 200 Gwee Shut Rd, Siletz, OR 97380-2036.
- What is Michael Flaningam's phone number?
- The practice phone number listed in the NPPES registry for Michael Flaningam is (541) 444-1030.
- Does Michael Flaningam accept Medicare?
- Michael Flaningam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Flaningam's NPI active?
- Yes — Michael Flaningam's NPI (1588775092) is active in the NPPES registry as of the last update on 2023-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.