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Edit this profileAt a glance
- 19 Old Kings Hwy S Ste 120, Darien, CT 06820
About Dr. Rock
John Rock, DPT is a physical therapist based in Darien, CT. According to Medicare claims data, John cared for 217 Medicare patients across 1,549 services. The services billed most often include therapy procedure using functional activities, therapy procedure using manual technique, each 15 minutes, and therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes. The provider's National Provider Identifier (NPI) is 1336817360.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (203) 621-0050
- Email not available
Practice Locations
19 OLD KINGS HWY S STE 120
Darien, CT 06820
Conditions Supported and Services
Within Physical Therapy generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Knee pain
- Lower back pain
- Pelvic floor dysfunction
- Post-surgery rehab
- Sports injuries
- Stroke recovery
Back & Spine
Balance & head
Circulation
Foot & ankle
Foot & Ankle
Hand & Wrist
Hip & Pelvis
Joint & muscle
- Diastasis Recti
- Fibromyalgia Pain
- Frozen shoulder
- Golfer's elbow
- Groin Strain
- Hamstring Pull
- Hip osteoarthritis
- IT Band Syndrome
- Lateral hip pain and trochanteric bursitis
- Osteoarthritis
- Shoulder Pain
- Tennis elbow
Joints
Knee & Leg
Neck & Head
Nerve & Spine
Nerve issues
Neurological
Pelvic Health
Shoulder
Spine & neck
Procedures & services
Most searched procedures
Aquatic Therapy
Assessments
Back & Spine
Balance & neurological
- Balance Training
- Concussion Rehab
- Epley Maneuver
- Gait Training
- Parkinson's Movement Program
- Vestibular Rehabilitation
Equipment & devices
Evaluation
Exercise Therapy
Foot & Ankle
General Therapy
Hands-on therapies
Hands-on Therapy
Mobility & Balance
Pain Relief Devices
Pelvic Health
Post-op care
Prevention & posture
Specialized programs
- Aquatic Therapy
- Blood Flow Restriction Training
- Lymphedema Drainage Therapy
- McKenzie Method Treatment
- Running Gait Analysis
- TMJ Physical Therapy
- Work Conditioning Program
Specialized PT
- Cardiopulmonary Physical Therapy
- Geriatric Physical Therapy
- Hand therapy
- Neurological Physical Therapy
- Pediatric Physical Therapy
Sports Performance
Support & stabilization
Procedures Most Often Billed to Medicare
1,549 services · 217 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Therapy procedure using functional activities | Treatment | 97530 |
857 | More often than most peers in Physical Therapist |
| Therapy procedure using manual technique, each 15 minutes | Treatment | 97140 |
346 | More often than most peers in Physical Therapist |
| Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | Treatment | 97112 |
321 | As often as other peers in Physical Therapist |
| Evaluation for physical therapy, typically 20 minutes | Treatment | 97161 |
25 | As often as other peers in Physical Therapist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physical therapists at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other physical therapists in Darien 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Therapy procedure using functional activities 8
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is John Rock?
John Rock is a physical therapist in Darien, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is John Rock's address?
John Rock is listed at 19 Old Kings Hwy S Ste 120, Darien, CT 06820. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John Rock?
The number on file is (203) 621-0050. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John Rock's NPI number?
John Rock's National Provider Identifier is 1336817360. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did John Rock train?
John Rock attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has John Rock been practicing?
John Rock has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does John Rock perform?
According to Medicare billing data, John Rock provides treatments such as therapy procedure using functional activities and therapy procedure using manual technique, each 15 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John Rock confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John Rock. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.