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RATNASIRI GUNAWARDENA MD
NPI 1700851300
Internal Medicine - Endocrinology, Diabetes & Metabolism in Norfolk, VA

Active since February 17, 2006PECOS EnrolledAccepts Medicare Assignment
95.11/100
CMS Quality Rating
850 KEMPSVILLE RD STE 100E, NORFOLK, VA 23502(757) 261-5744(757) 261-0321 Get Directions Write a Review

NPPES record last updated: December 29, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ratnasiri Gunawardena Md NPPES

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

RATNASIRI GUNAWARDENA MD (NPI 1700851300) is an individual endocrinology, diabetes & metabolism provider in Norfolk, Virginia, licensed in Virginia (0101239066) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Sentara Norfolk General Hospital, and maintains a secondary practice location in Saint Louis.

NPPES Registry Identity

NPI1700851300
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameRATNASIRI GUNAWARDENACredential: MD
Location Address850 KEMPSVILLE RD STE 100ENorfolk, VA 23502-3920
Mailing Address850 Kempsville Rd Ste 100eNorfolk, VA 23502-3920 · (757) 261-5744 · Fax (757) 261-0321
Phone(757) 261-5744
Fax(757) 261-0321
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateFebruary 17, 2006
Last NPPES UpdateDecember 29, 2023
NPPES CertifiedDecember 29, 2023
✔ NPI 1700851300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in VA · 0101239066
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedSpecialistTaxonomy 174400000X · License 2003013994 (MO)
850 KEMPSVILLE RD STE 100E, Norfolk, VA 23502
Open in Google Maps ↗

Secondary Practice Location 1

Location 11066 Executive Parkway Dr, Suite 105Saint Louis, MO 63141-6340 · Phone (314) 317-0600 · Fax (314) 317-0606

Other Identifiers 1

Medicaid208828608MO

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

Ratnasiri Gunawardena 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 ID8224031604
PECOS Enrollment IDI20060825000108
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 6

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 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.
1,447 services700 patients
Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
479 services479 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.
79 services79 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.
55 services54 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.
30 services16 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.
25 services25 patients

Hospital Affiliations CMS Care Compare 5

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

Sentara Norfolk General Hospital

Acute Care Hospitals · Norfolk, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490007
Location600 Gresham DrNorfolk, VA 23507 · Norfolk City County
Emergency services Birthing friendly

Sentara Obici Hospital

Acute Care Hospitals · Suffolk, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490044
Location2800 Godwin BoulevardSuffolk, VA 23439 · Suffolk City County
Emergency services Birthing friendly

Sentara Leigh Hospital

Acute Care Hospitals · Norfolk, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490046
Location830 Kempsville RoadNorfolk, VA 23502 · Norfolk City County
Birthing friendly

Sentara Virginia Beach General Hospital

Acute Care Hospitals · Virginia Beach, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490057
Location1060 First Colonial RoadVirginia Beach, VA 23454 · Virginia Beach City County
Emergency services

Sentara Princess Anne Hospital

Acute Care Hospitals · Virginia Beach, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490119
Location2025 Glenn Mitchell DriveVirginia Beach, VA 23456 · Virginia Beach City County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 23502 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
$129.04 typical visit price
range $56.19 – $170.30
Typical copayment $32.26 (range $14.04 – $42.57)
Most-billed visit code 99204
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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.

95.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.31
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 13

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

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
6 suppliers68 claims876 services$18.22 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
6 suppliers62 claims2,105 services$2.33 avg. paid by Medicare
Replacement battery, alkaline (other than j cell), for use with medically necessary home blood glucose monitor owned by patient, each A4233
DME-Other DME · category DE017N
3 suppliers13 claims26 services$0.44 avg. paid by Medicare
Supply allowance for adjunctive continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service A4238
DME-Medical/Surgical Supplies · category DA000N
3 suppliers17 claims17 services$173.21 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
86 suppliers322 claims1,321 services$6.41 avg. paid by Medicare
Normal, low and high calibrator solution / chips A4256
DME-Other DME · category DE000N
7 suppliers32 claims32 services$2.93 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 4

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

KIMBERLY SAMANTHA DOCTOR PA-C
Physician Assistant
850 KEMPSVILLE RD STE 100E
NORFOLK, VA 23502
Norfolk City (757) 261-5744
LAKSHMI GANTI GOUDAR M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
850 KEMPSVILLE RD STE 100E
NORFOLK, VA 23502
Norfolk City (757) 261-4121
BARBARA LIDIA MOLS-KOWALCZEWSKI M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
850 KEMPSVILLE RD STE 100E
NORFOLK, VA 23502
Norfolk City (757) 261-5744
DR. GHANDI MUKHUL SAADEH MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
850 KEMPSVILLE RD STE 100E
NORFOLK, VA 23502
Norfolk City (757) 261-5976

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 Ratnasiri Gunawardena's NPI number?

The NPI number for Ratnasiri Gunawardena is 1700851300. It was assigned to this individual provider in the NPPES registry on February 17, 2006.

Where is Ratnasiri Gunawardena located?

Ratnasiri Gunawardena practices at 850 Kempsville Rd Ste 100E, Norfolk, VA 23502. The listed phone number is (757) 261-5744.

What is Ratnasiri Gunawardena's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Ratnasiri Gunawardena enrolled in Medicare?

Yes. Ratnasiri Gunawardena 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 Ratnasiri Gunawardena affiliated with any hospitals?

According to CMS data, Ratnasiri Gunawardena is affiliated with Sentara Norfolk General Hospital, Sentara Obici Hospital, Sentara Leigh Hospital, Sentara Virginia Beach General Hospital and Sentara Princess Anne Hospital.

When was this NPI record last updated?

The NPPES record for Ratnasiri Gunawardena was last updated on December 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.