Grace Mark, DPT
NPI 1427641299 · Physical Therapist · Braintree, MA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Mark, DPT is a Physical Therapist provider in Braintree, MA (NPI 1427641299).
Provider details
- NPI number
- 1427641299
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Female
- Sole proprietor
- No
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
5 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,018 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 Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 479 | $26 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 295 | $32 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 198 | $22 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 30 | $106 |
| Training for Self-Care Or Home Management, Each 15 Minutes97535 | 16 | $29 |
Typical Medicare-allowed amounts for these services range $22–$106 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 184 Lincoln St Unit CHingham, MA 02043-1762Phone: (781) 740-4900Fax: (781) 740-4930
Registry dates
- Enumerated
- 2021-02-12
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Grace Mark's NPI number?
- Grace Mark's National Provider Identifier (NPI) is 1427641299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Mark's specialty?
- Grace Mark is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Grace Mark located?
- Grace Mark's practice location on file with NPPES is 501 John Mahar Hwy Ste 200, Braintree, MA 02184-6563.
- What is Grace Mark's phone number?
- The practice phone number listed in the NPPES registry for Grace Mark is (781) 384-0500.
- Does Grace Mark accept Medicare?
- Grace Mark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Mark's NPI active?
- Yes — Grace Mark's NPI (1427641299) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.