Physician Profile
Dennis G. Rork, MD is a healthcare provider in Londonderry, NH specializing in family medicine. Dennis trained at University of Rochester School of Medicine and Dentistry, graduating in 1979. According to Medicare claims data, Dennis cared for 1,766 Medicare patients across 2,700 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 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 annual depression 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.
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.
6 BUTTRICK RD SUITE 200
Londonderry, NH 03053
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.
Most searched conditions
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Most searched procedures
Preventive interventions
Screening and testing
Diagnostic Tests
Exams & Screenings
Foot and Leg Pain
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
Occupational Health
Office procedures
Pain Management
Preventive Care
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
Sleep Health
Urgent Care Procedures
Wellness & Weight
Women's Health
2,700 services · 1,766 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
50 | More often than most peers in Family Medicine |
| Screening 3d breast mammography | Imaging | 77063 |
50 | More often than most peers in Family Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
47 | More often than most peers in Family Medicine |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
20 | As often as other peers in Family Medicine |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
87 | More often than most peers in Family Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
52 | More often than most peers in Family Medicine |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
44 | More often than most peers in Family Medicine |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
44 | More often than most peers in Family Medicine |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
22 | As often as other peers in Family Medicine |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
21 | As often as other peers in Family Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Rork is a family doctor in Londonderry, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Dr. Rork is listed at 6 Buttrick Rd Suite 200, Londonderry, NH 03053. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (603) 537-1300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Rork's National Provider Identifier is 1194795088. 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. Rork attended University of Rochester School of Medicine and Dentistry, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
Dr. Rork has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Rork performs imaging including screening mammography and screening 3d breast mammography; provides treatments such as influenza vaccine split virus, preservative free 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Rork. 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.