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Edit this profileAt a glance
- 101 Haddon Ave, Camden, NJ 08103
About Dr. Chai
Based in Camden, NJ, Mark Chai, M.D. is listed in the NPI registry under physical medicine & rehabilitation. Mark graduated from Hahnemann University College of Medicine in 1988. Medicare claims data shows Mark provided 616 services to 502 patients. The services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, and initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes. NPI 1912947193 identifies this record in the national registry.
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
- (856) 342-2040
- Email not available
Practice Locations
101 HADDON AVE
Camden, NJ 08103
Conditions Commonly Evaluated or Treated
Within Physical Medicine and Rehabilitation 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
Brain and nerve conditions
- Multiple Sclerosis Symptoms
- Post-Polio Syndrome
- Weakness After Stroke
Chronic pain
Foot & ankle
Joint pain
- Frozen shoulder
- Hip osteoarthritis
- Knee osteoarthritis
- Lateral hip pain and trochanteric bursitis
- Shoulder Pain
Joints and arms
Joints and legs
Mobility
Muscle & tendon
Nerve and muscle pain
- Chronic pelvic pain
- Neuroma In Foot
- Piriformis syndrome
- Tarsal Tunnel Syndrome
- Thoracic outlet syndrome
Nerve pain
Neurological rehab
Pain management
Rehab and mobility
Rehabilitation
- Amputation and phantom limb pain
Spine and back
Spine care
- Arthritis of the spine
- Failed back surgery syndrome
- Herniated disc
- Lower back pain
- Neck pain
- Sacroiliac joint pain
- Sciatica
- Spinal stenosis
- Spondylolisthesis
- Upper Back Pain
- Whiplash
Procedures & services
Most searched procedures
- Concussion protocol
- Joint injections
- PRP therapy
- Ultrasound-guided injections
Devices and implants
Diagnostics
Diagnostics and tests
- Barium Swallow Study
- Functional Capacity Evaluation
- Nerve-conduction studies
Injections and pain relief
- Botox for chronic migraines
- Facet joint injection
- Ganglion impar block
- Hip Joint Injection
- Knee Nerve Ablation
- Nerve Hydrodissection
- Shoulder Joint Injection
- Shoulder nerve block
- Stem Cell Therapy For Joints
Joint care
Mobility
- Gait and balance training
Muscle & tendon
- Tenex Procedure For Tendon Pain
Nerve procedures
Neuromuscular
- Baclofen pump management
- Botox for muscle spasms
- Spasticity assessment
Pain management
- Lumbar sympathetic block
- Occipital nerve block
- Peripheral nerve stimulator implant
- Piriformis muscle injection
- Prolotherapy
- Stellate ganglion block
- Trigger Point Injections
Physical medicine
Rehab and mobility
- Back Brace Fitting
- Lymphedema Drainage Therapy
- Non-Surgical Spinal Decompression
- Pelvic Floor Physical Therapy
- Shockwave Therapy
Rehabilitation
- Inpatient rehabilitation consultation
- Prosthetic and orthotic fitting
- Wheelchair Evaluation and Fitting
Spine procedures
- Caudal Epidural Injection
- Epidural steroid injection
- Kyphoplasty
- Medial branch block
- Radiofrequency ablation
- Sacroiliac joint injection
- Spinal cord stimulator trial
- Transforaminal Epidural Injection
- Vertebroplasty
Procedures Most Often Billed to Medicare
616 services · 502 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
225 | More often than most peers in Rehabilitation medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
181 | More often than most peers in Rehabilitation medicine |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
90 | More often than most peers in Rehabilitation medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
42 | Less often than most peers in Rehabilitation medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 | Less often than most peers in Rehabilitation medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
33 | Less often than most peers in Rehabilitation medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less often than most peers in Rehabilitation medicine |
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.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other rehabilitation physicians in Camden 8
Same specialty, same city.
Trained at Hahnemann University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1988 at Hahnemann University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Mark Chai specialize in?
Mark Chai is a rehabilitation physician in Camden, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Physical Medicine & Rehabilitation”.
NPI registry
Where is Mark Chai located?
Mark Chai is listed at 101 Haddon Ave, Camden, NJ 08103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark Chai's phone number?
The number on file is (856) 342-2040. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark Chai?
Mark Chai's National Provider Identifier is 1912947193. 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 Mark Chai train?
Mark Chai attended Hahnemann University College of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark Chai have?
Mark Chai has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does Mark Chai do most often?
According to Medicare billing data, Mark Chai the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark Chai's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark Chai. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.