Jonathan Chen, MD
NPI 1700228681 · Neurology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Chen, MD is a Neurology Physician provider in San Francisco, CA (NPI 1700228681).
Provider details
- NPI number
- 1700228681
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2594292 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,302 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) |
|---|---|---|
| Continuous Intraoperative Neurophysiology Monitoring, From Outside the Operating Room (remote Or Nearby), Per Patient, (attention Directed Exclusively to One Patient) Each 15 Minutes (list in Addition to Primary Procedure)G0453 | 1,770 | $34 |
| Placement of Skin Electrodes and Measurement of Stimulated Sites on Arms and Legs95938 | 583 | $49 |
| Testing of Nerve-Muscle Junction95937 | 515 | $37 |
| Measurement of Brain Wave Activity (eeg) Outside the Brain During Surgery95955 | 479 | $58 |
| Placement of Skin Electrodes and Measurement of Central Motor Stimulation in Arms and Legs95939 | 306 | $127 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, 2 Extremities95861 |
Practice location
Mailing address
Additional practice locations (2)
- 3450 Sacramento St # 419San Francisco, CA 94118-2712Phone: (615) 346-8182Fax: (615) 829-8970
- 45211 Helm StPlymouth, MI 48170-6023Phone: (480) 755-1921Fax: (480) 777-1345
Registry dates
- Enumerated
- 2013-07-22
- Last updated
- 2025-12-01
- Certified
- 2025-12-01
Frequently asked questions
- What is Jonathan Chen's NPI number?
- Jonathan Chen's National Provider Identifier (NPI) is 1700228681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Chen's specialty?
- Jonathan Chen is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Chen located?
- Jonathan Chen's practice location on file with NPPES is 2351 Clay St # S-380, San Francisco, CA 94115.
- What is Jonathan Chen's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Chen is (415) 600-3406.
- Does Jonathan Chen accept Medicare?
- Jonathan Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Chen's NPI active?
- Yes — Jonathan Chen's NPI (1700228681) is active in the NPPES registry as of the last update on 2025-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.