DR. JIMMY GIANG D.O.
NPI 1073933941
Internal Medicine - Gastroenterology in Greeley, CO

Q: What is Jimmy Giang's NPI number?

The NPI number for Jimmy Giang is 1073933941. It was assigned to this individual provider in the NPPES registry on April 18, 2014.

Q: What is Jimmy Giang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Jimmy Giang was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 18, 2014PECOS EnrolledAccepts Medicare Assignment

64.15/100

CMS Quality Rating

7251 W 20TH ST UNIT K, GREELEY, CO 80634(970) 378-1414 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 5, 2026, Apr 14, 2023, Jul 2, 2020 (3 updates tracked since 2020).

On this page

About Dr. Jimmy Giang D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JIMMY GIANG D.O. (NPI 1073933941) is an individual gastroenterology provider in Greeley, Colorado, licensed in Colorado (DR.0064291) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS and is a graduate of Rocky Vista University College Of Osteopathic Med (2014).

NPPES Registry Identity

NPI1073933941

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. JIMMY GIANGCredential: D.O.

Location Address7251 W 20TH ST UNIT KGreeley, CO 80634-4626

Mailing Address3702 S Timberline Rd Ste AFort Collins, CO 80525-3625 · (970) 207-9773 · Fax (970) 207-1893

Phone(970) 378-1414

Sole ProprietorNo

Medical School CMSRocky Vista University College Of Osteopathic MedGraduated 2014

Enumeration DateApril 18, 2014

Last NPPES UpdateMay 5, 20263 updates tracked since enumeration

NPPES CertifiedMay 5, 2026

✔ NPI 1073933941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CO · DR.0064291

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

7251 W 20TH ST UNIT K, Greeley, CO 80634

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jimmy Giang D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5799904397

PECOS Enrollment IDI20200806000418

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Jimmy Giang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Centers For Gastroenterology

16 mi

Gastroenterology

3702 S TIMBERLINE RD
Fort Collins, CO 80525

Reassigned Medicare billing, Colorado enrollment
67 clinicians in this Medicare group

NPI 1801994157 (970) 207-9773

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

627 services220 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

177 services174 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

165 services162 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

121 services116 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

66 services56 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

45 services45 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

37 services33 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

35 services20 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

31 services31 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

28 services24 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

25 services24 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

17 services16 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

14 services14 patients

Imaging of digestive tract done from the inside of the digestive tract 91110

This procedure, known as an endoscopy, involves a small camera being passed into the digestive tract. It helps doctors to see the inside of your digestive system in detail. This can aid in diagnosing conditions or planning treatments. It's generally safe and can provide valuable information.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80634 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$132.55 typical visit price

range $58.06 – $174.82

Typical copayment $33.13 (range $14.51 – $43.70)

Most-billed visit code 99204

Established Patient

$102.03 typical visit price

range $18.88 – $142.79

Typical copayment $25.50 (range $4.72 – $35.69)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

64.15/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

67.56

Promoting Interoperability

Improvement Activities

Cost

11.87

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. LISA ARDATH CASTRO ARNP

Nurse Practitioner

7251 W 20TH ST UNIT K
GREELEY, CO 80634

Weld County (970) 378-1414

COLORADO PAIN EXPERTS, LLC

Durable Medical Equipment & Medical Supplies

7251 W 20TH ST UNIT K
GREELEY, CO 80634

Weld County (970) 473-7900

NOAH NICHOLAS SETTERGREN D.O.

Internal Medicine (Gastroenterology)

7251 W 20TH ST UNIT K
GREELEY, CO 80634

Weld County (970) 318-1414

RICHARD TENNANT D.O.

Anesthesiology (Pain Medicine)

7251 W 20TH ST UNIT K
GREELEY, CO 80634

Weld County (970) 473-7900

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jimmy Giang's NPI number?

The NPI number for Jimmy Giang is 1073933941. It was assigned to this individual provider in the NPPES registry on April 18, 2014.

Where is Jimmy Giang located?

Jimmy Giang practices at 7251 W 20th St Unit K, Greeley, CO 80634. The listed phone number is (970) 378-1414.

What is Jimmy Giang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Jimmy Giang enrolled in Medicare?

Yes. Jimmy Giang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Jimmy Giang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jimmy Giang reassigns Medicare benefits to Centers For Gastroenterology (Fort Collins, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jimmy Giang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jimmy Giang was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.