Marissa Arnerich
NPI 1396467361 · Physical Therapist · San Francisco, CA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Arnerich is a Physical Therapist provider in San Francisco, CA (NPI 1396467361).
Provider details
- NPI number
- 1396467361
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 302888 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 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
1,369 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) |
|---|---|---|
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 412 | $24 |
| Training for Self-Care Or Home Management, Each 15 Minutes97535 | 381 | $37 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 223 | $30 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 184 | $26 |
| Therapy Procedure Using Functional Activities97530 | 114 | $44 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 55 | $113 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-09-15
- Last updated
- 2022-09-15
- Certified
- 2022-09-15
Frequently asked questions
- What is Marissa Arnerich's NPI number?
- Marissa Arnerich's National Provider Identifier (NPI) is 1396467361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Arnerich's specialty?
- Marissa Arnerich is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Arnerich located?
- Marissa Arnerich's practice location on file with NPPES is 1500 Owens St, San Francisco, CA 94158-2334.
- What is Marissa Arnerich's phone number?
- The practice phone number listed in the NPPES registry for Marissa Arnerich is (415) 353-7598.
- Does Marissa Arnerich accept Medicare?
- Marissa Arnerich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Arnerich's NPI active?
- Yes — Marissa Arnerich's NPI (1396467361) is active in the NPPES registry as of the last update on 2022-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.