1. Home
  2. Directory
  3. Connecticut
  4. Norwich
  5. Colon Rectal Surgery
  6. NPI Profile

DR. SERGIO R CASILLAS-ROMERO MD.
NPI 1417035338
Colon & Rectal Surgery in Norwich, CT

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment
84.47/100
CMS Quality Rating
12 CASE ST, SUITE 313, NORWICH, CT 06360(860) 204-9126(860) 204-9146 Get Directions Write a Review

NPPES record last updated: October 30, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Sergio R Casillas-romero Md. NPPES

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

DR. SERGIO R CASILLAS-ROMERO MD. (NPI 1417035338) is an individual colon & rectal surgery provider in Norwich, Connecticut, licensed in Connecticut (41831) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1417035338
Entity TypeIndividualMale
Primary Taxonomy208C00000X
Provider Legal NameDR. SERGIO R CASILLAS-ROMEROCredential: MD.
Location Address12 CASE ST, SUITE 313Norwich, CT 06360-2222
Mailing Address112 Lafayette StreetNorwich, CT 06360 · (860) 425-8735
Phone(860) 204-9126
Fax(860) 204-9146
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateNovember 1, 2006
Last NPPES UpdateOctober 30, 2015
✔ NPI 1417035338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208C00000X
License✔ Licensed in CT · 41831
Definition
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.
Also ListedSurgeryTaxonomy 208600000X · License 41831 (CT)
12 CASE ST, Norwich, CT 06360
Open in Google Maps ↗

Other Identifiers 4

Other010041831CT02CT · Anthem
Other3V1171CT · Healthnet
Medicaid1417035338CT
Medicare PIND400002154CT

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Sergio R Casillas-romero Md. 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 ID7517933369
PECOS Enrollment IDI20040903000016
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.

Areas of Expertise CMS Part B claims 10

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 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.
36 services31 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
25 services25 patients
Diagnostic exam of anus using an endoscope 46600
This procedure involves using a thin, flexible instrument called an endoscope to examine the anal area. It helps detect any abnormal conditions or issues. It's a safe, routine exam performed by a healthcare professional.
24 services23 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
24 services19 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.
23 services22 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.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06360 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
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.

84.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.28
Promoting Interoperability100
Improvement Activities40
Cost59.59

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.

Ostomy pouch, drainable, with extended wear barrier attached, with filter, (1 piece), each A5056
DME-Orthotic Devices · category DF010N
2 suppliers11 claims380 services$4.28 avg. paid by Medicare
Skin barrier, wipes or swabs, each A5120
DME-Orthotic Devices · category DF010N
5 suppliers15 claims1,050 services$0.23 avg. paid by Medicare
Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims360 services$5.64 avg. paid by Medicare
Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4152
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims5,748 services$0.30 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 20

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

MRS. SUSAN FORD MACDUFF MA MFT
Marriage & Family Therapist
12 CASE ST, SUITE 317
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 892-4099
DR. DAVID D MEDER DC
Chiropractor
12 CASE ST, SUITE 312
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 887-4325
DR. CHRISTOPHER ANDREW MACADAM DC
Chiropractor
12 CASE ST, SUITE 312
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 887-4325
AJAY DALAL M.D.
Radiology (Diagnostic Radiology)
12 CASE ST
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 887-5355
DEVON SARA ELIZABETH MANN DC
Chiropractor
12 CASE ST, 312
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 887-4325
BACKUS PHYSICIAN SERVICES, LLC
Specialist
12 CASE ST, SUITE 313
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 204-9126
HARJINDER S CHOWDHARY MD
Internal Medicine (Rheumatology)
12 CASE ST, 212
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 859-9123
DR. DIANE MARIE POWELL PH. D.
Psychologist (Clinical)
12 CASE ST, SUITE 310
NORWICH, CT 06360
Southeastern Connecticut Planning Region (860) 887-5361

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 Sergio Casillas-romero's NPI number?

The NPI number for Sergio Casillas-romero is 1417035338. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Sergio Casillas-romero located?

Sergio Casillas-romero practices at 12 Case St Suite 313, Norwich, CT 06360. The listed phone number is (860) 204-9126.

What is Sergio Casillas-romero's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Is Sergio Casillas-romero enrolled in Medicare?

Yes. Sergio Casillas-romero 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.

When was this NPI record last updated?

The NPPES record for Sergio Casillas-romero was last updated on October 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.