Grigoriy Rozenfeld, DO
NPI 1114167293 · Emergency Medicine Physician · Lacey, WA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grigoriy Rozenfeld, DO is a Emergency Medicine Physician provider in Lacey, WA (NPI 1114167293).
Provider details
- NPI number
- 1114167293
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OP61084938 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
424 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 153 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $128 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 50 | $16 |
| Automated Urinalysis Test81003 | 49 | $2 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 35 | $35 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 44 | 44 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 38 | 38 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 38 | 38 |
| Azithromycin | 32 | 32 |
| Doxycycline Monohydrate | 27 | 27 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 13 | 13 |
| Cephalexin | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-02
- Last updated
- 2021-11-30
- Certified
- 2021-10-14
Frequently asked questions
- What is Grigoriy Rozenfeld's NPI number?
- Grigoriy Rozenfeld's National Provider Identifier (NPI) is 1114167293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grigoriy Rozenfeld's specialty?
- Grigoriy Rozenfeld is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grigoriy Rozenfeld located?
- Grigoriy Rozenfeld's practice location on file with NPPES is 4800 College St Se, Lacey, WA 98503-4389.
- What is Grigoriy Rozenfeld's phone number?
- The practice phone number listed in the NPPES registry for Grigoriy Rozenfeld is (360) 486-2900.
- Does Grigoriy Rozenfeld accept Medicare?
- Grigoriy Rozenfeld is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grigoriy Rozenfeld's NPI active?
- Yes — Grigoriy Rozenfeld's NPI (1114167293) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.