Robert Billow, D.O.
NPI 1689672552 · Physical Medicine & Rehabilitation Physician · Anacortes, WA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Billow, D.O. is a Physical Medicine & Rehabilitation Physician provider in Anacortes, WA (NPI 1689672552).
Provider details
- NPI number
- 1689672552
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OP00001735 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,753 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 | 733 | $94 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 151 | $62 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 124 | $118 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 107 | $129 |
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 103 | $96 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 488 | 141 |
| Celecoxib | 365 | 95 |
| Meloxicam | 312 | 102 |
| Tramadol Hcl | 255 | 85 |
| Diazepam | 90 | 74 |
| Methylprednisolone | 43 | 38 |
| Cyclobenzaprine Hcl | 34 | 18 |
| Calcitonin,salmon,synthetic |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-13
- Last updated
- 2022-08-05
- Certified
- 2022-08-05
Frequently asked questions
- What is Robert Billow's NPI number?
- Robert Billow's National Provider Identifier (NPI) is 1689672552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Billow's specialty?
- Robert Billow is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Billow located?
- Robert Billow's practice location on file with NPPES is 2511 M Ave Ste C, Anacortes, WA 98221-3897.
- What is Robert Billow's phone number?
- The practice phone number listed in the NPPES registry for Robert Billow is (360) 299-4929.
- Does Robert Billow accept Medicare?
- Robert Billow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Billow's NPI active?
- Yes — Robert Billow's NPI (1689672552) is active in the NPPES registry as of the last update on 2022-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.