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Edit this profileDavid S. Fagan, MD is a healthcare provider in Plymouth, NH specializing in internal medicine. David trained at University of Maryland School of Medicine, graduating in 1989. Medicare claims data shows David provided 1,909 services to 1,518 patients. The services billed most often include complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, hemoglobin a1c level, and routine electrocardiogram (ecg) using at least 12 leads with tracing. This provider record is associated with NPI 1841220423.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
101 BOULDER POINT DR SUITE 1
Plymouth, NH 03264
Within Internal 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.
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1,909 services · 1,518 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
118 | As often as other peers in Internal Medicine |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
76 | More often than most peers in Internal Medicine |
| X-ray of knee, 4 or more views | Imaging | 73564 |
42 | More often than most peers in Internal Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
35 | As often as other peers in Internal Medicine |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
30 | More often than most peers in Internal Medicine |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
26 | As often as other peers in Internal Medicine |
| Complete ultrasound scan of pelvis | Imaging | 76856 |
23 | As often as other peers in Internal Medicine |
| X-ray of lower and sacral spine, minimum of 4 views | Imaging | 72110 |
18 | As often as other peers in Internal Medicine |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
14 | Too few peers to compare |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
14 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Fagan is an internist in Plymouth, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Fagan is listed at 101 Boulder Point Dr Suite 1, Plymouth, NH 03264. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (603) 536-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Fagan's National Provider Identifier is 1841220423. 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. Fagan attended University of Maryland School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
Dr. Fagan has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Fagan performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as complete ultrasound scan of abdomen and x-ray of knee, 4 or more views; provides treatments such as routine electrocardiogram using at least 12 leads with tracing and ultrasound of both sides of head and neck blood flow, 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. Fagan. If this is you, claiming it is free.
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