Physician Profile
Derek A Melby, DO
Unclaimed ProfileAbout Dr. Melby
Based in South Holland, IL, Derek A Melby, DO is listed in the NPI registry under internal medicine. Derek graduated from Midwestern University, Chicago College of Osteopathic Med in 1995. Medicare claims data shows Derek provided 544 services to 343 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (708) 730-2200
- Email not available
Practice Locations
100 W 162ND ST
South Holland, IL 60473
Conditions Commonly Evaluated or Treated
Within Internal Medicine 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
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
544 services · 343 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
205 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
154 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
120 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
65 |
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 internal medicines at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 17 related providers in 3 groups
Other internal medicines in South Holland 2
Same specialty, same city.
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Midwestern University, Chicago College of Osteopathic Med 7
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Melby?
Dr. Melby is an internal medicine in South Holland, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Melby's address?
Dr. Melby is listed at 100 W 162ND ST, South Holland, IL 60473. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Melby?
The number on file is (708) 730-2200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Melby?
Dr. Melby's National Provider Identifier is 1033266473. 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 Dr. Melby train?
Dr. Melby attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Melby have?
Dr. Melby has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Melby perform?
According to Medicare billing data, Dr. Melby 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 Dr. Melby's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Melby. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.