Are you John W. Diefenderfer, D.O.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find John W. Diefenderfer, D.O.
- Waterville location main office
149 North St, Waterville, ME 04901 - Augusta location
15 E Chestnut St, Augusta, ME 04330
About Dr. Diefenderfer
Based in Waterville, ME, John W. Diefenderfer, D.O. is listed in the NPI registry under family medicine. Medicare claims data shows John provided 56 services to 47 patients. 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, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and osteopathic manipulative treatment, 3-4 body regions. NPI 1407236185 identifies this record in the national registry.
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
- (207) 861-5101
- Email not available
Practice Locations
149 NORTH ST
Waterville, ME 04901
15 E Chestnut St
Augusta, ME 04330
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
Digestive
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
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
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
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
56 services · 47 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Osteopathic manipulative treatment, 3-4 body regions | Treatment | 98926 |
12 | Less often than most peers in Family Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
24 | Less 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 |
20 | Less 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 3
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 — 29 related providers in 4 groups
Other family doctors in Waterville 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Osteopathic manipulative treatment, 3-4 body regions 7
Providers in ME who bill this service to Medicare most often.
Common questions
What does John W. Diefenderfer specialize in?
John W. Diefenderfer is a family doctor in Waterville, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where is John W. Diefenderfer located?
John W. Diefenderfer is listed at 149 North St, Waterville, ME 04901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John W. Diefenderfer's phone number?
The number on file is (207) 861-5101. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John W. Diefenderfer?
John W. Diefenderfer's National Provider Identifier is 1407236185. 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 John W. Diefenderfer train?
John W. Diefenderfer attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John W. Diefenderfer have?
John W. Diefenderfer has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does John W. Diefenderfer do most often?
According to Medicare billing data, John W. Diefenderfer provides treatments such as osteopathic manipulative treatment, 3-4 body regions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John W. Diefenderfer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John W. Diefenderfer. If this is you, claiming it is free.
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