Active NPI 1033158795 Individual Practitioner Male Practitioner

Dr. Leo Maxwell Cass , MD

Specialist • Winchester, MA

Professional Overview & Biography Verified Profile Summary

Dr. Leo Cass, MD is a registered healthcare professional specializing in Specialist in Winchester, MA. Practice services are available at 223 SWANTON ST under active NPI credentials.

Frequently performed procedures and clinical services include subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least, initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

223 Swanton St

Winchester, MA 018901968

Telephone 7817215025

Fax 7817292297

Associated Practice Facility / Clinic

🏢 Winchester Nursing Center, Inc Facility NPI 1619971215

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Winchester, MA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 44.0 Yrs

State Avg: 37.9 Yrs

Regional Practice Density

6 Specialists

Practicing in Winchester, MA (1181 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

59.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	116	14	$105.00	$42.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	265	23	$105.00	$47.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	374	21	$105.00	$48.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	530	33	$105.00	$48.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	569	42	$105.00	$46.32
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	104	15	$105.00	$46.19
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	13	12	$200.00	$94.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	615	52	$105.00	$48.11
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	153	22	$105.00	$48.10
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	15	11	$140.00	$74.92
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	14	14	$200.00	$98.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	406	62	$105.00	$47.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	278	192	$240.00	$116.65
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	260	39	$105.00	$47.74
99213 Established patient office or other outpatient visit, typically 15 minutes	172	99	$175.00	$79.49
G0008 Administration of influenza virus vaccine	63	63	$55.00	$28.66
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	62	57	$200.00	$96.99
90662 Influenza vaccine split virus, preservative free	57	57	$45.00	$44.06
82272 Stool analysis for blood	48	45	$15.00	$4.37
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	43	14	$160.00	$76.14

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License MA 33744

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Secondary Practice Locations

184 Swanton St

Winchester, MA 018901921

Phone: 7817215025

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Eileen Bradley , LICSW

Social Worker - Clinical

NPI 1295294817

Licensed Independent Clinical Social Worker

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location March 17, 2018

Registered at 223 SWANTON ST, WINCHESTER, MA 018901968 (Tel: 7817215025)

📍

Updated Business Mailing Address March 17, 2018

Registered at PO BOX 2706, WOBURN, MA 018881306 (Tel: 7817215025)

📍

Updated Practice Location February 28, 2018

Registered at 223 SWANTON ST, WINCHESTER, MA 018901968 (Tel: 7817215025)

📍

Updated Business Mailing Address February 28, 2018

Registered at PO BOX 2706, WOBURN, MA 018881306 (Tel: 7817215025)

✅

NPI Profile Active April 26, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 26, 2013

Registered at 600 WEST CUMMINGS PARK, SUITE 1900, WOBURN, MA 018016469 (Tel: 7817290511)

📍

Updated Business Mailing Address April 26, 2013

Registered at 600 W CUMMINGS PARK, SUITE 1900, WOBURN, MA 018016469 (Tel: 7817290511)

👤

Provider Name / Credentials Updated April 26, 2013

Recorded as LEO CASS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 26, 2013

Specialist (License #33744 in MA)

🟢

Initial NPI Registration & Enumeration June 06, 2006

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: 1033158795

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 06, 2006

Last Update: March 17, 2018

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 2706

Woburn, MA 018881306

Phone: 7817215025

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.