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Edit this profileAt a glance
- 4405 Weaver Pkwy, Warrenville, IL 60555
About Dr. Abad
Based in Warrenville, IL, John D. Abad, M.D. is listed in the NPI registry under surgery of the hand. John graduated from Northwestern University Feinberg Medical School in 2002. John is also listed as specializing in surgery. According to Medicare claims data, John cared for 260 Medicare patients across 370 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes. NPI 1578722336 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
- (630) 352-5420
- Email not available
Practice Locations
4405 WEAVER PKWY
Warrenville, IL 60555
Conditions Commonly Evaluated or Treated
Within Hand Surgery 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
Arthritis & Joints
- Bone Spur on Finger
- Hand Arthritis
- Kienbock's Disease
- Stiff Fingers
- Hand and Wrist Arthritis
- Wrist sprain
Congenital
Fractures & Injuries
- Boxer's Fracture
- Broken Scaphoid Bone
- Dislocated Finger
- Black Toenail
- Hand and finger fractures
- Jammed Finger
- Severed Finger
- Torn Thumb Ligament
- Wrist Cartilage Tear
- Wrist fracture
Injuries
- Boxer's Knuckle
- Crushed Hand Injury
- Foreign Object in Hand
- Hand Compartment Syndrome
- Jersey Finger
- Sprained Finger
Lumps & Bumps
Lumps & Masses
Nails
Nerves
- Cut Nerve in Hand
- Hand Neuroma
- Hand Numbness and Tingling
- Hand Weakness
- Pinched Nerve in Wrist
- Wrist Drop
- Carpal tunnel
- Cubital tunnel syndrome
Tendons
- Intersection Syndrome
- Swan Neck Deformity
- De Quervain tenosynovitis
- Dupuytren's contracture
- Golfer's elbow
- Mallet Finger
- Tennis elbow
- Torn Hand Tendon
- Trigger finger
Circulation
Infections
Procedures & services
Bone surgery
Cyst & Lump Removal
Fracture Repair
Injections
Injections & Therapy
- Custom Hand Splinting
- Mallet Finger Splinting
- PRP Shot for Wrist or Elbow
- Hand therapy
- Tendon Sheath Injection
Joint surgery
Joint Surgery
- Finger Joint Fusion
- Finger Joint Replacement
- Thumb Arthritis Surgery
- Wrist Arthroscopy
- Wrist Cartilage Repair
- Wrist Fusion
- Thumb Ligament Repair
Minor procedures
Nail procedures
Nerve surgery
Orthopedics
Pain management
Spine & Orthopedics
Tendon surgery
Tendon Surgery
- Tendon Repair Surgery
- Tendon Transfer Surgery
- Thumb Tendon Release
- Dupuytren contracture surgery
- Tennis Elbow Surgery
- Trigger finger release
Trauma & Reconstruction
- Drainage of Finger Infection
- Extra Finger Removal
- Fingertip Reconstruction
- Severed Finger Reattachment
- Webbed Finger Separation
Wound repair
Nerve Surgery
Procedures Most Often Billed to Medicare
370 services · 260 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
89 | More often than most peers in Surgery of the Hand |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
72 | More often than most peers in Surgery of the Hand |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
50 | More often than most peers in Surgery of the Hand |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
49 | More often than most peers in Surgery of the Hand |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
36 | More often than most peers in Surgery of the Hand |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
35 | As often as other peers in Surgery of the Hand |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
24 | As often as other peers in Surgery of the Hand |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
15 | Less often than most peers in Surgery of the Hand |
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 surgery of the hands at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2002 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is John D. Abad?
John D. Abad is a surgery of the hand in Warrenville, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is John D. Abad's address?
John D. Abad is listed at 4405 Weaver Pkwy, Warrenville, IL 60555. 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 D. Abad?
The number on file is (630) 352-5420. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John D. Abad's NPI number?
John D. Abad's National Provider Identifier is 1578722336. 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 D. Abad train?
John D. Abad attended Northwestern University Feinberg Medical School, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has John D. Abad been practicing?
John D. Abad has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What procedures does John D. Abad perform?
According to Medicare billing data, John D. Abad 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
Has John D. Abad confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John D. Abad. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.