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NIPUN B REDDY M.D.
NPI 1154524551
Internal Medicine - Gastroenterology in Parker, CO

Active since June 06, 2007PECOS EnrolledAccepts Medicare Assignment
97.58/100
CMS Quality Rating
9403 CROWN CREST BLVD STE 420, PARKER, CO 80138(303) 925-4720(303) 925-4721 Get Directions Write a Review

NPPES record last updated: December 8, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 8, 2025, Dec 31, 2024, Aug 11, 2022 (3 updates tracked since 2022).

About Nipun B Reddy M.d. NPPES

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

NIPUN B REDDY M.D. (NPI 1154524551) is an individual gastroenterology provider in Parker, Colorado, licensed in Colorado (DR.68453) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Alabama School Of Medicine (2007).

NPPES Registry Identity

NPI1154524551
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameNIPUN B REDDYCredential: M.D.
Location Address9403 CROWN CREST BLVD STE 420Parker, CO 80138-9049
Mailing Address9403 Crown Crest Blvd Ste 420Parker, CO 80138-9049 · (303) 925-4720 · Fax (303) 925-4721
Phone(303) 925-4720
Fax(303) 925-4721
Sole ProprietorNo
Medical School CMSUniversity Of Alabama School Of MedicineGraduated 2007
Enumeration DateJune 6, 2007
Last NPPES UpdateDecember 8, 20253 updates tracked since enumeration
NPPES CertifiedDecember 8, 2025
✔ NPI 1154524551 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CO · DR.68453
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License 29301 (AL)
9403 CROWN CREST BLVD STE 420, Parker, CO 80138
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1777 Bannock StDenver, CO 80204-4597 · Phone (303) 436-4949 · Fax (303) 602-6190
Location 21720 2nd Ave S, BDB 395Birmingham, AL 35294-0012 · Phone (205) 934-5038
Location 312605 E 16th AveAurora, CO 80045-2545 · Phone (720) 848-0000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Select Health.Insurance ›

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

Nipun B Reddy M.d. 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 ID749426435
PECOS Enrollment IDI20220816000512
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 Reassignments

4

Medicare enrollment records show Nipun Reddy reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Portercare Adventist Health System
Same address
Gynecologic Oncology
9403 CROWN CREST BLVD STE 200
Parker, CO 80138
  • Reassigned Medicare billing, Colorado enrollment
  • 733 clinicians in this Medicare group
NPI 1417761958 (303) 715-2365
Denver Health And Hospital Authority
17 mi
General Practice
777 BANNOCK ST
Denver, CO 80204
  • Reassigned Medicare billing, Colorado enrollment
  • 2,259 clinicians in this Medicare group
NPI 1477569838 (303) 436-6000
Peak Gastroenterology Associates
47 mi
Gastroenterology
2920 N CASCADE AVE STE 301
Colorado Springs, CO 80907
  • Reassigned Medicare billing, Colorado enrollment
  • 93 clinicians in this Medicare group
NPI 1023112117 (719) 636-1201
University Of Alabama Health Services Foundation, PC
1,076 mi
Clinical Medical Laboratory
720 20TH ST S
Birmingham, AL 35233
  • Reassigned Medicare billing, Alabama enrollment
  • 4,494 clinicians in this Medicare group
NPI 1164617205 (205) 934-4983

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 9

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
80 services61 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.
57 services57 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
50 services50 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.
44 services44 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.
21 services21 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80138 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.

97.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.53
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Parenteral nutrition solution, not otherwise specified, 10 grams lipids B4185
Other-Enteral and Parenteral · category OB005N
1 supplier34 claims870 services$11.33 avg. paid by Medicare
Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 52 to 73 grams of protein - premix B4193
Other-Enteral and Parenteral · category OB005N
1 supplier29 claims205 services$230.84 avg. paid by Medicare
Parenteral nutrition supply kit; premix, per day B4220
Other-Enteral and Parenteral · category OB005N
1 supplier37 claims249 services$8.06 avg. paid by Medicare
Parenteral nutrition administration kit, per day B4224
Other-Enteral and Parenteral · category OB005N
1 supplier35 claims247 services$25.17 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

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

KENDALL ESTEP PA-C
Physician Assistant
9403 CROWN CREST BLVD STE 420
PARKER, CO 80138
Douglas County (303) 925-4720
STEPHEN R SEARS MD
Internal Medicine (Gastroenterology)
9403 CROWN CREST BLVD STE 420
PARKER, CO 80138
Douglas County (303) 925-4720
PORTERCARE ADVENTIST HEALTH SYSTEM
Internal Medicine (Gastroenterology)
9403 CROWN CREST BLVD STE 420
PARKER, CO 80138
Douglas County (303) 925-4720
DR. PUJYITHA MANDIGA MD
Internal Medicine (Gastroenterology)
9403 CROWN CREST BLVD STE 420
PARKER, CO 80138
Douglas County (303) 925-4720
ALIYA GULL HASAN MD
Internal Medicine (Gastroenterology)
9403 CROWN CREST BLVD STE 420
PARKER, CO 80138
Douglas County (303) 925-4720

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 Nipun Reddy's NPI number?

The NPI number for Nipun Reddy is 1154524551. It was assigned to this individual provider in the NPPES registry on June 6, 2007.

Where is Nipun Reddy located?

Nipun Reddy practices at 9403 Crown Crest Blvd Ste 420, Parker, CO 80138. The listed phone number is (303) 925-4720.

What is Nipun Reddy's specialty?

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

Is Nipun Reddy enrolled in Medicare?

Yes. Nipun Reddy 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 organizations bill Medicare for Nipun Reddy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nipun Reddy reassigns Medicare benefits to 4 organizations: Portercare Adventist Health System (Parker, CO), Denver Health And Hospital Authority (Denver, CO), Peak Gastroenterology Associates (Colorado Springs, CO) and University Of Alabama Health Services Foundation, PC (Birmingham, AL). Each 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 Nipun Reddy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nipun Reddy accept?

Health plans from Select Health list Nipun Reddy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nipun Reddy was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.