Chio Yokose, M.D.
NPI 1295145811 · Rheumatology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chio Yokose, M.D. is a Rheumatology Physician provider in Boston, MA (NPI 1295145811).
Provider details
- NPI number
- 1295145811
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 277818 (MA)
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
12 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
272 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 | 90 | $101 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 58 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $93 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $130 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 120 | 25 |
| Hydroxychloroquine Sulfate | 64 | 13 |
| Allopurinol | 46 | 14 |
| Adalimumabbrand: Humira(cf) Pen | 25 | — |
| Colchicine | 24 | 11 |
| Methotrexate Sodiumbrand: Methotrexate | 19 | — |
| Tocilizumabbrand: Actemra | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-05-05
- Last updated
- 2019-03-06
Frequently asked questions
- What is Chio Yokose's NPI number?
- Chio Yokose's National Provider Identifier (NPI) is 1295145811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chio Yokose's specialty?
- Chio Yokose is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Chio Yokose located?
- Chio Yokose's practice location on file with NPPES is 55 Fruit Street Bulfinch 165, Boston, MA 02114.
- What is Chio Yokose's phone number?
- The practice phone number listed in the NPPES registry for Chio Yokose is (617) 726-2870.
- Does Chio Yokose accept Medicare?
- Chio Yokose is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chio Yokose's NPI active?
- Yes — Chio Yokose's NPI (1295145811) is active in the NPPES registry as of the last update on 2019-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.