GNANARAJ JOHNSON KOILPILLAI M.D.
NPI 1245218064
Family Medicine in Frederick, MD

Active since January 03, 2006PECOS EnrolledAccepts Medicare Assignment
80.25/100
CMS Quality Rating
194 THOMAS JOHNSON DR, SUITE A, FREDERICK, MD 21702(240) 215-6310(240) 566-7751 Get Directions Write a Review

NPPES record last updated: July 30, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gnanaraj Johnson Koilpillai M.d. NPPES

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

GNANARAJ JOHNSON KOILPILLAI M.D. (NPI 1245218064) is an individual family medicine provider in Frederick, Maryland, licensed in Maryland (D0057285) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Frederick Health Hospital, and is a graduate of Other (1994).

NPPES Registry Identity

NPI1245218064
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameGNANARAJ JOHNSON KOILPILLAICredential: M.D.
Location Address194 THOMAS JOHNSON DR, SUITE AFrederick, MD 21702-4679
Mailing AddressPo Box 37086Baltimore, MD 21297-3086 · (240) 439-8913 · Fax (240) 439-8910
Fax(240) 566-7751
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateJanuary 3, 2006
Last NPPES UpdateJuly 30, 2019
NPI 1245218064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in MD · D0057285
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
194 THOMAS JOHNSON DR, Frederick, MD 21702

Other Identifiers 1

Other211841MD · Medicare Provider #

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

Gnanaraj Johnson Koilpillai 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 ID7517926397
PECOS Enrollment IDI20060123000636
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.

Anticoagulant management of patient taking warfarin 93793
Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.
69 services56 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.
57 services22 patients
Assessment of emotional or behavioral problems 96127
Assessment of emotional or behavioral problems involves a thorough evaluation of your feelings, thoughts, and behaviors. It's a process where professionals study patterns over time to identify potential issues like anxiety, depression, or other mental health conditions.
38 services16 patients
Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
37 services20 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
28 services15 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
22 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Frederick Health Hospital

Acute Care Hospitals · Frederick, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210005
Location400 West Seventh StFrederick, MD 21701 · Frederick County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21702 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
$89.75 typical visit price
range $57.99 – $175.57
Typical copayment $22.43 (range $14.49 – $43.89)
Most-billed visit code 99203
Established Patient
$102.11 typical visit price
range $18.66 – $143.02
Typical copayment $25.52 (range $4.66 – $35.75)
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.

80.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.29
Promoting Interoperability100
Improvement Activities40
Cost54.89

Referred Medical Equipment & Supplies CMS DME claims

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers18 claims58 services$5.89 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.

Clinic/Center (Rehabilitation)
194 THOMAS JOHNSON DR, SUITE B
FREDERICK, MD 21702
Family Medicine
194 THOMAS JOHNSON DR, SUITE A
FREDERICK, MD 21702
Nurse Practitioner (Family)
194 THOMAS JOHNSON DR
FREDERICK, MD 21702
Internal Medicine (Gastroenterology)
194 THOMAS JOHNSON DR
FREDERICK, MD 21702
Physician Assistant
194 THOMAS JOHNSON DR, SUITE A
FREDERICK, MD 21702
Internal Medicine (Hematology)
194 THOMAS JOHNSON DR
FREDERICK, MD 21702
Physician Assistant
194 THOMAS JOHNSON DR
FREDERICK, MD 21702
Family Medicine
194 THOMAS JOHNSON DR
FREDERICK, MD 21702

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 Gnanaraj Koilpillai's NPI number?

The NPI number for Gnanaraj Koilpillai is 1245218064. It was assigned to this individual provider in the NPPES registry on January 3, 2006.

Where is Gnanaraj Koilpillai located?

Gnanaraj Koilpillai practices at 194 Thomas Johnson Dr Suite A, Frederick, MD 21702. The listed phone number is (240) 215-6310.

What is Gnanaraj Koilpillai's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Gnanaraj Koilpillai enrolled in Medicare?

Yes. Gnanaraj Koilpillai 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.

Is Gnanaraj Koilpillai affiliated with any hospitals?

According to CMS data, Gnanaraj Koilpillai is affiliated with Frederick Health Hospital.

When was this NPI record last updated?

The NPPES record for Gnanaraj Koilpillai was last updated on July 30, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.