Physician Profile
Andrew S. Ferguson, M.D.
Unclaimed ProfileAbout Dr. Ferguson
Based in Chestertown, MD, Andrew S. Ferguson, M.D. is listed in the NPI registry under family medicine. Andrew graduated from University of Maryland School of Medicine in 1995. Medicare claims data shows Andrew provided 6,344 services to 2,331 patients. The services billed most often include injection, denosumab, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and annual alcohol misuse screening, 5 to 15 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
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.
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
- (410) 778-9300
- Email not available
Practice Locations
120 SPEER RD BLDG B
Chestertown, MD 21620
Conditions Commonly Evaluated or Treated
Within Family 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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
- High blood pressure
- High cholesterol
Digestive
- Acid reflux
- IBS
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
- Gout
- Heel pain
Neurologic and behavioral
- ADHD
- Anxiety
- Depression
- Insomnia
- Migraines
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
- Acne
- Eczema
Common childhood and ear conditions
- Ear infection
- Pink eye
Pain & Joints
- Arthritis
- Back pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
- Blood Pressure Check
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
- Breathing Treatment
Senior Care
- Cognitive Assessment
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
6,344 services · 2,331 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of impacted ear wax by washing | Procedure | 69209 |
13 | Less often than most peers in Family Medicine |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
204 | More than most peers in Family Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
80 | More often than most peers in Family Medicine |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
33 | More often than most peers in Family Medicine |
| Injection, denosumab, 1 mg | Drug given | J0897 |
3,180 | More often than most peers in Family Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,529 | More than most peers in Family Medicine |
| Annual alcohol misuse screening, 5 to 15 minutes | Billing code | G0442 |
325 | More than most peers in Family Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
208 | More than most peers in Family Medicine |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
183 | More often than most peers in Family Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
175 | More often than most peers in Family 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.
Other family doctors at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 29 related providers in 4 groups
Other family doctors in Chestertown 5
Same specialty, same city.
Trained at University of Maryland School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at University of Maryland School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax by washing 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Andrew S. Ferguson specialize in?
Andrew S. Ferguson is a family doctor in Chestertown, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where is Andrew S. Ferguson located?
Andrew S. Ferguson is listed at 120 Speer Rd Bldg B, Chestertown, MD 21620. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Andrew S. Ferguson's phone number?
The number on file is (410) 778-9300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Andrew S. Ferguson?
Andrew S. Ferguson's National Provider Identifier is 1427037415. 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 Andrew S. Ferguson train?
Andrew S. Ferguson attended University of Maryland School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Andrew S. Ferguson have?
Andrew S. Ferguson has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Andrew S. Ferguson do most often?
According to Medicare billing data, Andrew S. Ferguson performs procedures including removal of impacted ear wax by washing; provides treatments such as influenza vaccine split virus, preservative free 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
Is Andrew S. Ferguson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Andrew S. Ferguson. 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.