Active NPI 1619064151 Individual Practitioner Male Practitioner

Dr. Mayer Zayan , MD

Internal Medicine • Northbrook, IL

Professional Overview & Biography Verified Profile Summary

Dr. Mayer Zayan, MD is a registered healthcare professional specializing in Internal Medicine in Northbrook, IL. Practice services are available at 3605 WOODHEAD DR STE 111 under active NPI credentials.

Frequently performed procedures and clinical services include residence visit for established patient with high level of medical decision making, per day, if using time, at least, telephonic rhythm strip evaluation of single, dual, multiple lead or leadless pacemaker system, up to 90 days, new patient home visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3605 Woodhead Dr Ste 111

Northbrook, IL 600621850

Telephone 8005645270

Fax 8774327816

Associated Practice Facility / Clinic

🏢 Lev Diagnostics Inc Facility NPI 1588058150

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Northbrook, IL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 32.8 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

26 Specialists

Practicing in Northbrook, IL (7544 Statewide)

Telehealth Adoption Rate

7.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

6.8% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	153	58	$202.61	$188.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	426	116	$219.47	$193.53
93293 Telephonic rhythm strip evaluation of single, dual, multiple lead or leadless pacemaker system, up to 90 days	175	175	$20.00	$14.52
99344 New patient home visit, typically 1 hour	22	21	$215.23	$148.86
93296 Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days	12	11	$31.67	$23.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	438	146	$224.89	$185.19
99344 New patient home visit, typically 1 hour	97	97	$250.00	$188.30
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	62	52	$124.44	$86.48
99347 Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes	19	17	$75.00	$56.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	348	99	$225.29	$186.39
99344 New patient home visit, typically 1 hour	38	38	$250.00	$190.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	397	99	$225.19	$190.31
99344 New patient home visit, typically 1 hour	26	26	$250.00	$195.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	552	118	$200.00	$183.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	446	96	$200.00	$179.38
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	59	34	$200.00	$128.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	320	54	$200.16	$182.62
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	127	127	$49.92	$45.79
99344 New patient home visit, typically 1 hour	24	24	$250.00	$187.88
76977 Ultrasound of bone density measurement	23	23	$10.00	$8.03

Medical Specialties & State Licenses

CMS Verified: 2022-08-23

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036060803

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036060803 (IL)

Medicaid State Provider ID

1619064151 (IL)

Practice Associates & Co-Workers

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

1 Associated Practitioners

Lisa Zayan

Registered Nurse

NPI 1013396381

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location August 23, 2022

Registered at 3605 WOODHEAD DR STE 111, NORTHBROOK, IL 600621850 (Tel: 8005645270)

📍

Updated Business Mailing Address August 23, 2022

Registered at 3605 WOODHEAD DR STE 111, NORTHBROOK, IL 600621850 (Tel: 8005645270)

✅

NPI Profile Active November 12, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location November 12, 2015

Registered at 4959 W BELMONT AVE, CHICAGO, IL 606414332 (Tel: 7739303642)

📍

Updated Business Mailing Address November 12, 2015

Registered at 3194 DOOLITTLE DR, NORTHBROOK, IL 600622409 (Tel: 8475375555)

👤

Provider Name / Credentials Updated November 12, 2015

Recorded as MAYER ZAYAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 12, 2015

Internal Medicine (License #036060803 in IL)

🟢

Initial NPI Registration & Enumeration October 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: 1619064151

Entity Type:

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

Enumeration Date: October 06, 2006

Last Update: August 23, 2022

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

3605 Woodhead Dr Ste 111

Northbrook, IL 600621850

Phone: 8005645270

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.