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- 9399 Crown Crest Blvd, Ste 220, Parker, CO 80138
About Dr. James
Based in Parker, CO, John C. James, MD is listed in the NPI registry under general surgery. John graduated from Texas Tech University Health Science Center School of Medicine in 2007. John is also listed as specializing in student in an organized health care education program and surgery. According to Medicare claims data, John cared for 339 Medicare patients across 609 services. The services billed most often include removal of skin and tissue, 20.0 sq cm or less, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and removal of muscle and/or tissue, 20.0 sq cm or less. NPI 1023233368 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
- (303) 805-1855
- Email not available
Practice Locations
9399 CROWN CREST BLVD STE 220
Parker, CO 80138
Conditions Commonly Evaluated or Treated
Within General Surgery 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
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
Procedures Most Often Billed to Medicare
609 services · 339 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of skin and tissue, 20.0 sq cm or less | Procedure | 11042 |
98 | As often as other peers in General Surgery |
| Removal of muscle and/or tissue, 20.0 sq cm or less | Procedure | 11043 |
95 | As often as other peers in General Surgery |
| Removal of muscle and/or tissue, each additional 20.0 sq cm or less | Procedure | 11046 |
32 | Less often than most peers in General Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
97 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
88 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
40 | More often than most peers in General Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
35 | More often than most peers in General 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 |
31 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
17 | Less often than most peers in General 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 |
17 | More often than most peers in General 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 8
Same specialty, same street address — most likely the same department or group.
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.
Other general surgeons in Parker 2
Same specialty, same city.
More connections — 19 related providers in 3 groups
Trained at Texas Tech University Health Science Center School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at Texas Tech University Health Science Center School of Medicine 6
Providers who graduated from the same medical school in the same year.
Also performs Removal of skin and tissue, 20.0 sq cm or less 5
Providers in CO who bill this service to Medicare most often.
Common questions
What does Dr. James specialize in?
Dr. James is a general surgeon in Parker, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Where is Dr. James located?
Dr. James is listed at 9399 Crown Crest Blvd Ste 220, Parker, CO 80138. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. James's phone number?
The number on file is (303) 805-1855. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. James's NPI number?
Dr. James's National Provider Identifier is 1023233368. 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 Dr. James go to medical school?
Dr. James attended Texas Tech University Health Science Center School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. James been practicing?
Dr. James has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What does Dr. James do most often?
According to Medicare billing data, Dr. James performs procedures including removal of skin and tissue, 20.0 sq cm or less, removal of muscle and/or tissue, 20.0 sq cm or less and removal of muscle and/or tissue, each additional 20.0 sq cm or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. James confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. James. If this is you, claiming it is free.
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