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Edit this profileWhere to find Stephen B. Williams, M.D., MPH
- Frederick location main office
180 Thomas Johnson Dr, Suite 202, Frederick, MD 21702 - Hagerstown location
1733 Howell Rd, Hagerstown, MD 21740
About Dr. Williams
Stephen B. Williams, M.D., MPH practices interventional cardiology in Frederick, MD. Stephen is a 1997 graduate of Harvard Medical School. Stephen is also listed as specializing in cardiovascular disease and surgery. Medicare claims data shows Stephen provided 610 services to 559 patients. The services billed most often include use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes, insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist, and insertion of stents with balloon dilation of coronary artery or branch, single artery or branch. The provider's National Provider Identifier (NPI) is 1528131687.
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
- (301) 631-6877
- Email not available
Practice Locations
180 THOMAS JOHNSON DR SUITE 202
Frederick, MD 21702
1733 Howell Rd
Hagerstown, MD 21740
Conditions Commonly Evaluated or Treated
Within Interventional Cardiology 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
- AFib
- Arrhythmias
- Coronary artery disease
- Heart attack
Artery blockages
- Aortic aneurysm
- Carotid Artery Blockage
- Completely Blocked Heart Artery
- Microvascular angina
- Re-Blocked Heart Stent
- Severely Calcified Heart Arteries
- Torn Heart Artery
Blood clots
Blood pressure
Chest symptoms
Circulation & veins
- Chronic venous insufficiency
- Non-Healing Foot Sores From Poor Blood Flow
- Peripheral artery disease
Coronary disease
Heart failure
Heart muscle
Heart muscle conditions
- Myocarditis
- Sudden Heart Muscle Weakness
Heart rhythm
Heart rhythm & blood flow
Heart valves
Structural & congenital
- Coarctation of the Aorta
- Hole Between Bottom Heart Chambers
Structural heart
Valve disease
- Failing Artificial Heart Valve
- Mitral stenosis
- Narrowed Pulmonary Valve
Vascular disease
- Leg Cramps When Walking
- Narrow kidney artery
- Stomach Pain After Eating From Arteries
- Subclavian Steal Syndrome
Vein conditions
- May-Thurner Syndrome
- Pelvic Congestion Syndrome
- Varicose veins
Procedures & services
Artery procedures
- Carotid Artery Stent
- Atherectomy
- Drug-Coated Balloon Treatment
- Minimally Invasive Aneurysm Repair
- Opening Chronic 100% Blocked Heart Arteries
- Shockwave Plaque Busting In Heart Arteries
Clot procedures
- Catheter Clot Dissolving Treatment
- Catheter Blood Clot Removal From Legs
- IVC Filter Placement
- IVC Filter Removal
Most searched procedures
- AFib ablation
- Angioplasty and stenting
- Cardiac catheterization
- Pacemaker implantation
- Watchman procedure
Blood pressure procedures
Circulation & limbs
- Laser Vein Treatment For Leg Swelling
- Leg Artery Stent
Circulatory support
Coronary stenting
- Bypass Graft Stenting
Diagnostic catheterization
Diagnostic tests
- Coronary Artery Spasm Test
- Coronary Microvascular Resistance Test
- Heart Muscle Biopsy
Diagnostics & monitoring
- Fractional flow reserve measurement
- Implantable Loop Recorder (Cardiac Monitor Implant)
- Intravascular ultrasound
Emergency heart procedures
- Clot Suction From Heart Arteries
Heart devices
- Electrical cardioversion
- Implantable cardioverter-defibrillator placement
Heart muscle
- Alcohol Ablation For Thickened Heart Muscle
Heart support
- Percutaneous ventricular-assist device placement
Imaging & diagnostics
Stenting
- Arm Artery Stent
- Mesenteric Artery Stenting
- Renal artery stenting
Structural heart repair
- Aortic Coarctation Stent
- Ventricular Septal Defect Repair
Structural repair
Valve procedures
- Balloon Heart Valve Opening
- Leaky Artificial Heart Valve Repair
- Transcatheter aortic valve replacement
- Transcatheter mitral valve repair
- Transcatheter Pulmonary Valve Replacement
- TriClip Valve Repair
Valve replacement
- Transcatheter Tricuspid Valve Replacement
- Valve-In-Valve Heart Replacement
Vein procedures
- Iliac Vein Stenting
- Microfoam Vein Injection
- Radiofrequency Vein Closure
- Varicose Vein Medical Glue
Procedures Most Often Billed to Medicare
610 services · 559 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
177 | More than most peers in Interventional Cardiology |
| Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Treatment | 93458 |
124 | More than most peers in Interventional Cardiology |
| Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | Treatment | 92928 |
52 | More often than most peers in Interventional Cardiology |
| Ultrasound evaluation of heart blood vessel during diagnosis or treatment, initial vessel | Treatment | 93571 |
41 | More than most peers in Interventional Cardiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
35 | Less often than most peers in Interventional Cardiology |
| Insertion of tube in right and left heart chambers and coronary artery for diagnosis with review by radiologist | Treatment | 93460 |
20 | As often as other peers in Interventional Cardiology |
| Insertion of tube in left lower heart chamber, coronary artery and bypass graft for diagnosis with review by radiologist | Treatment | 93459 |
17 | As often as other peers in Interventional Cardiology |
| Balloon dilation of single coronary artery or branch | Treatment | 92920 |
17 | As often as other peers in Interventional Cardiology |
| Ultrasound evaluation of heart blood vessel during diagnosis or treatment, each additional vessel | Treatment | 93572 |
16 | As often as other peers in Interventional Cardiology |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
13 | Less often than most peers in Interventional Cardiology |
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.
Related specialists at this location 6
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 — 24 related providers in 3 groups
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 8
Providers in MD who bill this service to Medicare most often.
Common questions
What is Stephen B. Williams, M.D.'s specialty?
Stephen B. Williams, M.D. is an interventional cardiologist in Frederick, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Interventional Cardiology”.
NPI registry
Where can I find Stephen B. Williams, M.D.?
Stephen B. Williams, M.D. is listed at 180 Thomas Johnson Dr Suite 202, Frederick, MD 21702. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Stephen B. Williams, M.D.?
The number on file is (301) 631-6877. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Stephen B. Williams, M.D.?
Stephen B. Williams, M.D.'s National Provider Identifier is 1528131687. 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
What is Stephen B. Williams, M.D.'s education?
Stephen B. Williams, M.D. attended Harvard Medical School, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stephen B. Williams, M.D. have?
Stephen B. Williams, M.D. has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What is Stephen B. Williams, M.D. known for?
According to Medicare billing data, Stephen B. Williams, M.D. provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes and insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Stephen B. Williams, M.D.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen B. Williams, M.D.. If this is you, claiming it is free.
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