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- 21 Village Sq, Chelmsford, MA 01824
About Dr. Shen
Roy R. Shen, M.D. is a healthcare provider in Chelmsford, MA specializing in surgery. Roy trained at Jefferson Medical College of Thomas Jefferson University, graduating in 1996. Medicare claims data shows Roy provided 178 services to 159 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, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. This provider record is associated with NPI 1407831563.
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
- (978) 995-3292
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
21 VILLAGE SQ
Chelmsford, MA 01824
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) 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
- Appendicitis
- Breast cancer
- Gallstones
- Hernia
- Thyroid nodules
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
- Anal fissure
- Anal fistula
- Hemorrhoids
- Lower gastrointestinal bleeding
- Rectal prolapse
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
- Enlarged spleen
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
- Adrenal gland tumor
- Goiter
- Hyperparathyroidism
Infections
- Gangrene
- Skin and soft-tissue abscess
Lumps & bumps
Lymphatic
- Lymphedema
- Swollen Lymph Nodes
Minor surgery
Skin & scars
Skin & soft tissue
- Epidermoid cyst
- Lipoma
- Pilonidal cyst
- Skin lump or bump
Skin cancer
Vascular
- Carotid Artery Blockage
- Deep vein thrombosis
- Peripheral artery disease
- Varicose veins
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
- Parathyroid surgery
- Thyroid removal surgery
- Adrenal gland removal
Vascular
- Blood Clot Removal Surgery
- Carotid endarterectomy
- Leg bypass surgery
- Varicose vein removal
Wounds
Most searched procedures
- Appendectomy
- Breast biopsy
- Gallbladder surgery
- Hernia repair surgery
- Lumpectomy
Abdominal
- Gynecologic laparoscopy
- Spleen removal
Abdominal surgery
- Small-bowel resection
- Stomach removal surgery
Bariatric
- Lap band removal
- Weight loss surgery revision
Breast surgery
- Male Breast Reduction
Cancer
- Mastectomy
- Sentinel lymph-node biopsy
- Whipple procedure
Cancer surgery
- Esophagus removal surgery
- Liver tumor removal
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
- Pre-Op Clearance Exam
- Robotic surgery consultation
Diagnostic
- Colonoscopy
- Skin lump biopsy
Digestive
- Acid reflux surgery
- Feeding tube placement
Digestive health
- Endoscopy
- Peroral endoscopic myotomy
Infections
Minor surgery
- Fishhook or embedded splinter removal
- Ingrown toenail removal
Post-op care
Reconstruction
- Skin graft
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
- Excision of skin cancer
Vascular & cancer
- Chemo port placement
- Chemo port removal
Weight loss
- Gastric bypass surgery
- Gastric sleeve surgery
Wound care
- Bed sore surgery
- Negative pressure wound therapy
Procedures Most Often Billed to Medicare
178 services · 159 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of gallbladder using an endoscope | Procedure | 47562 |
14 | As often as other peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
52 | More often than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
35 | More often than most peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
33 | As often as other peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
28 | More often than most peers in Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
16 | Less often than most peers in Surgery |
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 general surgeons at this location 2
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other general surgeons in Chelmsford 2
Same specialty, same city.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder using an endoscope 8
Providers in MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Roy R. Shen?
Roy R. Shen is a general surgeon in Chelmsford, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
What is Roy R. Shen's address?
Roy R. Shen is listed at 21 Village Sq, Chelmsford, MA 01824. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Roy R. Shen?
The number on file is (978) 995-3292. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Roy R. Shen?
Roy R. Shen's National Provider Identifier is 1407831563. 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 Roy R. Shen train?
Roy R. Shen attended Jefferson Medical College of Thomas Jefferson University, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Roy R. Shen have?
Roy R. Shen has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Roy R. Shen perform?
According to Medicare billing data, Roy R. Shen performs procedures including removal of gallbladder using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Roy R. Shen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Roy R. Shen. If this is you, claiming it is free.
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