Physician Profile
Andrew J. Williams, MD practices internal medicine in Centennial, CO. Andrew is a 2000 graduate of Eastern Virginia Medical School. Medicare claims data shows Andrew provided 1,635 services to 990 patients. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
14000 E ARAPAHOE RD SUITE 380
Centennial, CO 80112
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.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
1,635 services · 990 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
41 | More often than most peers in Internal Medicine |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
33 | As often as other peers in Internal Medicine |
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
26 | |
| Injection into tendon at attachment to bone or muscle | Procedure | 20551 |
19 | |
| Injection of trigger points, 1-2 muscles | Procedure | 20552 |
16 | |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
55 | More often than most peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
48 | As often as other peers in Internal Medicine |
| Influenza vaccine, inactivated | Treatment | 90653 |
11 | |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
414 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
406 | More than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Williams is an internist in Centennial, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Williams is listed at 14000 E Arapahoe Rd Suite 380, Centennial, CO 80112. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (303) 226-6180. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Williams's National Provider Identifier is 1174629919. 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
Dr. Williams attended Eastern Virginia Medical School, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
Dr. Williams has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Williams performs procedures including destruction of precancer skin growth, 1 growth, aspiration and/or injection of fluid from large joint and destruction of precancer skin growth, 2-14 growths; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williams. 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.