Physician Profile
Gregory A. Keifer, DO
Unclaimed ProfileAbout Dr. Keifer
Gregory A. Keifer, DO practices general practice in Big Pine Key, FL. Gregory is a 2017 graduate of Marian University College of Osteopathic Medicine. According to Medicare claims data, Gregory cared for 2,314 Medicare patients across 4,893 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, 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', and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
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
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
- (305) 872-3321
- Email not available
Practice Locations
29980 OVERSEAS HWY
Big Pine Key, FL 33043
Conditions Commonly Evaluated or Treated
Within General Practice 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
Blood disorders
- Anemia
Bone health
- Osteoporosis
Brain & Nerves
- Migraines
- Vertigo
Digestive Health
- Acid reflux
- Constipation
- Viral gastroenteritis
Digestive health
- Food Poisoning
- Hemorrhoids
- IBS
Ear, Nose & Throat
- Ear infection
- Sinus infection
Endocrine
- Hyperthyroidism
Eye Care
- Pink eye
Foot & Ankle
- Heel pain
General Health
- Chronic fatigue
Heart & Circulation
- High blood pressure
- High cholesterol
Infections
- COVID-19
- Mononucleosis
Joint & Muscle
- Carpal tunnel
- Knee pain
- Shoulder Pain
Lungs & Breathing
- Acute bronchitis
- Asthma
- Community-acquired pneumonia
Men's Health
- Erectile dysfunction
- Testosterone deficiency
Mental Health
- ADHD
- Anxiety
- Depression
- Insomnia
Pain
- Sciatica
Pain & Joints
- Back pain
- Gout
- Neck pain
- Osteoarthritis
Skin
- Acne
- Poison Ivy Rash
- Psoriasis
Skin & Hair
- Eczema
- Foot fungus
- Hair loss
- Herpes simplex of the skin
- Hives
- Shingles
- Skin tags
Sleep
- Sleep apnea
Urinary & Kidney
- Urinary incontinence in women
Weight & Metabolism
- Obesity
Women's Health
- Bacterial vaginosis
- Perimenopause
- Yeast infection
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Dermatology
- Cryotherapy for skin lesions
- Skin biopsy
Diagnostic testing
- Diabetes Screening and A1C Test
- Heart monitor
- Spirometry
Ear, Nose & Throat
- Earwax removal
Exams & Clearances
- DOT Physical
- Pre-Op Clearance Exam
- Sports physical
Heart & Circulation
- Blood Pressure Check
- EKG
Hormone therapy
- Hormone replacement therapy
Infections & Screening
- Cholesterol Check
- COVID-19 testing
- STI Testing
- Urine Drug Screen
Injections
- Antibiotic Injection
Lab tests
- Rapid flu test
- Rapid Mono Test
- Rapid strep testing
- Urinalysis
- Vaccine Titer Test
Lungs & Breathing
- Breathing Treatment
Men's Health
- Prostate exam
Mental health
- Mental Health Evaluation
Minor Surgery
- Incision and drainage of an abscess
- Ingrown toenail removal
- Mole removal
- Skin Tag Removal
- Superficial foreign-body removal
- Wart Removal
Pain & Injections
- Joint injection or aspiration
- Vitamin B12 Injections
Pain & Joints
- Splinting of minor injuries
Pain management
- Trigger Point Injections
Physical exams
- Daycare Physical
Prescriptions & Medications
- Prescription Refill
Preventive care
- Colon cancer screening consult
Preventive Care
- Smoking cessation counseling
Sleep
- At-Home Sleep Study Ordering
Vaccines
- HPV vaccine
- Routine Vaccines
- Shingles And Senior Vaccinations
- Tetanus shot
- Travel vaccines
Weight & Metabolism
- Weight loss medication consult
Women's Health
- Birth control counseling
- Depo Shot
- IUD Removal
- Pap smear
- Pelvic exam
- Pregnancy Confirmation Test
Wound Care
- Burn and Wound Care
- Minor laceration repair
- Suture removal
Procedures Most Often Billed to Medicare
4,893 services · 2,314 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
724 | More than most peers in GENERAL PRACTICE |
| Removal of impacted ear wax | Procedure | 69210 |
42 | More often than most peers in GENERAL PRACTICE |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
16 | |
| Injection of trigger points, 3 or more muscles | Procedure | 20553 |
13 | |
| Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm | Procedure | 11302 |
13 | |
| X-ray of chest, 2 views | Imaging | 71046 |
83 | More often than most peers in GENERAL PRACTICE |
| X-ray of knee, 1-2 views | Imaging | 73560 |
14 | |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
14 | |
| X-ray of hip, 2-3 views | Imaging | 73502 |
13 | |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
154 | More often than most peers in GENERAL PRACTICE |
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 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Class of 2017 at Marian University College of Osteopathic Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in FL who bill this service to Medicare most often.
Common questions
What is Dr. Keifer's specialty?
Dr. Keifer is a general practice in Big Pine Key, FL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Keifer?
Dr. Keifer is listed at 29980 Overseas Hwy, Big Pine Key, FL 33043. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Keifer?
The number on file is (305) 872-3321. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Keifer's NPI number?
Dr. Keifer's National Provider Identifier is 1184127912. 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 Dr. Keifer's medical education?
Dr. Keifer attended Marian University College of Osteopathic Medicine, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Keifer been practicing?
Dr. Keifer has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Keifer known for?
According to Medicare billing data, Dr. Keifer performs procedures including insertion of needle into vein for collection of blood sample, removal of impacted ear wax and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of chest, 2 views and x-ray of knee, 1-2 views; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Keifer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Keifer. 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.