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Active NPI 1720398340 Individual Practitioner Female Practitioner

Gretha Regina Lewis , NP-C

Nurse Practitioner • Meriden, CT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Gretha Lewis, NP-C is a certified Nurse Practitioner practicing in Meriden, CT. With approximately 17 years of clinical experience since completing medical education in 2009, Gretha Lewis delivers high-quality medical care to the local community at 158 PADDOCK AVE APT 904.

Gretha Lewis is affiliated with Peaceful Minds Treatment Center Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with straightforward or low-level medical decision making, if using time, at least, initial hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

158 Paddock Ave Apt 904

Meriden, CT 064506996

Telephone 8607783322

Medicare Profile & Education

Medical School

Other

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Meriden, CT

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
17 Yrs +5.7 yrs vs City Avg
City Avg: 11.3 Yrs
State Avg: 11.4 Yrs
Regional Practice Density
17 Specialists

Practicing in Meriden, CT (941 Statewide)

Telehealth Adoption Rate
29.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
58.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lewis (17 Years) 17 Yrs
Meriden Specialty Average (11.3 Years) 11.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2019)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
28 16 $147.64 $66.31
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
17 17 $274.71 $124.98
99221 Initial hospital inpatient care per day, typically 30 minutes
15 15 $186.20 $92.80
99213 Established patient office or other outpatient visit, typically 15 minutes
11 11 $197.00 $68.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
11 11 $292.00 $100.37

Medical Specialties & State Licenses

CMS Verified: 2025-10-22
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License CT 004516

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner - Adult Health

NUCC Taxonomy Code: 363LA2200X

State License CT 004516

Definition to come...

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID License
004516 (CT)

Hospital & Practice Group Affiliations

Peaceful Minds Treatment Center Llc

1389 W Main St, Waterbury, CT 067083104

Phone: 2038001642

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events
📍
Updated Practice Location October 22, 2025

Registered at 158 PADDOCK AVE APT 904, MERIDEN, CT 064506996 (Tel: 8607783322)

📍
Updated Business Mailing Address October 22, 2025

Registered at 158 PADDOCK AVE APT 904, MERIDEN, CT 064506996 (Tel: 8607783322)

📍
Updated Practice Location April 08, 2025

Registered at 1389 W MAIN ST STE 122, WATERBURY, CT 067083104 (Tel: 4756893381)

📍
Updated Business Mailing Address April 08, 2025

Registered at 1389 W MAIN ST STE 122, WATERBURY, CT 067083104 (Tel: 4756893381)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 10, 2021

Nurse Practitioner (License #004516 in CT)

NPI Profile Active February 01, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location February 01, 2012

Registered at 85 SEYMOUR ST, SUITE 901, HARTFORD, CT 061065501 (Tel: 8604931852)

📍
Updated Business Mailing Address February 01, 2012

Registered at 2110 SILAS DEANE HWY, ROCKY HILL, CT 060672313 (Tel: 8602583470)

👤
Provider Name / Credentials Updated February 01, 2012

Recorded as GRETHA LEWIS, NP-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 01, 2012

Nurse Practitioner (License #004516 in CT)

🟢
Initial NPI Registration & Enumeration October 16, 2010

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1720398340
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 16, 2010
Last Update: October 22, 2025
Sole Proprietor: No

Mailing Address

158 Paddock Ave Apt 904

Meriden, CT 064506996

Phone: 8607783322

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.