Active NPI 1639318223 Individual Practitioner Female Practitioner

Dr. May Puiyan Chan , MD

Pathology - Anatomic Pathology • Ann Arbor, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. May Chan, MD is a certified Pathology - Anatomic Pathology practicing in Ann Arbor, MI. With approximately 19 years of clinical experience since graduating from State Un Of Ny, Buffalo School Of Dental Medicine in 2007, Dr. Chan delivers high-quality medical care to the local community at 1500 E MEDICAL CENTER DRIVE.

Dr. Chan is affiliated with Regents Of The University Of Michigan and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, surgical pathology consultation and report on referred slides prepared elsewhere, special stained specimen slides to examine tissue. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1500 E Medical Center Drive
2nd Floor University Hospital Recp Pathology

Ann Arbor, MI 481095054

Telephone 8008627284

Associated Practice Facility / Clinic

🏢 Regents Of The University Of Michigan Facility NPI 1861932857

Medicare Profile & Education

Medical School

State Un Of Ny, Buffalo School Of Dental Medicine

Graduation Year

2007

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pathology - Anatomic Pathology in Ann Arbor, MI

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

19 Yrs -2.0 yrs vs City Avg

City Avg: 21.0 Yrs

State Avg: 24.3 Yrs

Regional Practice Density

79 Specialists

Practicing in Ann Arbor, MI (112 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

82.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chan (19 Years) 19 Yrs

Ann Arbor Specialty Average (21.0 Years) 21.0 Yrs

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
88305 Pathology examination of tissue using a microscope, intermediate complexity	599	415	$266.00	$35.41
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	219	216	$363.82	$81.12
88341 Special stained specimen slides to examine tissue	204	77	$132.00	$25.92
88350 Antibody evaluation, each additional single antibody stain procedure	152	38	$162.00	$27.21
88342 Special stained specimen slides to examine tissue, initial procedure	134	101	$182.00	$32.80
88307 Pathology examination of tissue using a microscope, moderately high complexity	58	29	$473.00	$77.71
88312 Special stained specimen slides to identify organisms including interpretation and report	48	27	$129.00	$25.25
88346 Antibody evaluation, initial single antibody stain procedure	38	38	$173.00	$33.63
88304 Pathology examination of tissue using a microscope, moderately low complexity	21	17	$119.00	$10.99
88365 Genetic sequencing localization, initial procedure	15	14	$261.00	$40.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,084	696	$266.00	$36.12
88341 Special stained specimen slides to examine tissue	292	100	$132.00	$27.45
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	206	205	$354.41	$82.79
88342 Special stained specimen slides to examine tissue, initial procedure	161	134	$182.00	$33.72
88350 Antibody evaluation, each additional single antibody stain procedure	112	28	$164.57	$28.20
88307 Pathology examination of tissue using a microscope, moderately high complexity	68	34	$473.00	$79.78
88312 Special stained specimen slides to identify organisms including interpretation and report	67	31	$129.00	$25.84
88300 Pathology examination of tissue using a microscope, limited examination	57	57	$52.00	$4.57
88304 Pathology examination of tissue using a microscope, moderately low complexity	36	33	$119.00	$10.97
88346 Antibody evaluation, initial single antibody stain procedure	28	28	$173.00	$34.86
88313 Special stained specimen slides to examine tissue including interpretation and report	15	12	$61.00	$11.87
88311 Preparation of tissue for examination by removing any calcium present	15	14	$76.00	$12.20
88365 Genetic sequencing localization, initial procedure	14	14	$261.00	$41.86
88344 Special stained specimen slides to examine tissue	13	13	$187.00	$37.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	975	602	$266.00	$36.96
88341 Special stained specimen slides to examine tissue	223	77	$132.00	$27.90
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	175	173	$351.00	$85.05
88350 Antibody evaluation, each additional single antibody stain procedure	144	35	$172.50	$28.88
88342 Special stained specimen slides to examine tissue, initial procedure	125	105	$182.00	$34.39
88307 Pathology examination of tissue using a microscope, moderately high complexity	122	56	$473.00	$82.30
88300 Pathology examination of tissue using a microscope, limited examination	77	74	$52.00	$4.66
88312 Special stained specimen slides to identify organisms including interpretation and report	52	29	$129.00	$26.19
88331 Pathology examination of specimen during surgery, first tissue block	40	13	$260.00	$61.65
88346 Antibody evaluation, initial single antibody stain procedure	36	35	$174.67	$35.72
88311 Preparation of tissue for examination by removing any calcium present	32	28	$76.00	$12.55
88304 Pathology examination of tissue using a microscope, moderately low complexity	29	25	$119.00	$11.51
88309 Pathology examination of tissue using a microscope, high complexity	16	15	$560.00	$144.57
88360 Microscopic genetic analysis of tumor	16	14	$258.00	$41.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,079	672	$266.00	$37.75
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	217	214	$354.24	$85.84
88350 Antibody evaluation, each additional single antibody stain procedure	184	43	$179.00	$29.50
88341 Special stained specimen slides to examine tissue	153	70	$132.00	$28.67
88342 Special stained specimen slides to examine tissue, initial procedure	108	96	$182.00	$34.75
88300 Pathology examination of tissue using a microscope, limited examination	76	73	$52.00	$4.75
88307 Pathology examination of tissue using a microscope, moderately high complexity	73	41	$473.00	$83.05
88312 Special stained specimen slides to identify organisms including interpretation and report	59	32	$129.00	$27.06
88346 Antibody evaluation, initial single antibody stain procedure	46	43	$179.00	$36.48
88311 Preparation of tissue for examination by removing any calcium present	35	30	$76.00	$12.70
88304 Pathology examination of tissue using a microscope, moderately low complexity	31	27	$119.00	$11.72
88360 Microscopic genetic analysis of tumor	14	13	$258.00	$42.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	967	591	$266.00	$39.29
88350 Antibody evaluation, each additional single antibody stain procedure	224	54	$179.00	$30.79
88341 Special stained specimen slides to examine tissue	194	59	$132.00	$30.09
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	163	162	$351.00	$89.95
88342 Special stained specimen slides to examine tissue, initial procedure	115	80	$182.00	$37.12
88307 Pathology examination of tissue using a microscope, moderately high complexity	114	45	$473.00	$86.18
88346 Antibody evaluation, initial single antibody stain procedure	58	54	$179.00	$38.06
88312 Special stained specimen slides to identify organisms including interpretation and report	57	24	$129.00	$28.28
88300 Pathology examination of tissue using a microscope, limited examination	43	43	$52.00	$4.86
88331 Pathology examination of specimen during surgery, first tissue block	37	12	$260.00	$50.75
88304 Pathology examination of tissue using a microscope, moderately low complexity	37	33	$119.00	$11.97
88311 Preparation of tissue for examination by removing any calcium present	23	20	$76.00	$12.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,289	764	$266.00	$39.78
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	302	295	$351.00	$88.63
88341 Special stained specimen slides to examine tissue	238	78	$132.00	$29.95
88350 Antibody evaluation, each additional single antibody stain procedure	164	42	$179.00	$29.96
88307 Pathology examination of tissue using a microscope, moderately high complexity	147	64	$473.00	$87.23
88342 Special stained specimen slides to examine tissue, initial procedure	147	111	$182.00	$37.37
88331 Pathology examination of specimen during surgery, first tissue block	121	39	$260.00	$65.48
88300 Pathology examination of tissue using a microscope, limited examination	84	81	$52.00	$4.85
88304 Pathology examination of tissue using a microscope, moderately low complexity	52	41	$119.00	$11.72
88312 Special stained specimen slides to identify organisms including interpretation and report	48	24	$129.00	$27.81
88346 Antibody evaluation, initial single antibody stain procedure	42	42	$179.00	$38.10
88311 Preparation of tissue for examination by removing any calcium present	37	28	$76.00	$13.14
88309 Pathology examination of tissue using a microscope, high complexity	16	16	$560.00	$154.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,642	973	$266.00	$39.36
88341 Special stained specimen slides to examine tissue	262	90	$132.00	$29.49
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	188	187	$351.00	$88.53
88350 Antibody evaluation, each additional single antibody stain procedure	156	37	$179.00	$29.90
88307 Pathology examination of tissue using a microscope, moderately high complexity	153	86	$474.73	$86.79
88342 Special stained specimen slides to examine tissue, initial procedure	143	115	$182.00	$37.06
88331 Pathology examination of specimen during surgery, first tissue block	137	35	$263.80	$63.28
88300 Pathology examination of tissue using a microscope, limited examination	127	122	$52.00	$4.76
88304 Pathology examination of tissue using a microscope, moderately low complexity	60	56	$119.00	$12.25
88311 Preparation of tissue for examination by removing any calcium present	50	45	$76.00	$13.11
88312 Special stained specimen slides to identify organisms including interpretation and report	46	29	$129.00	$27.79
88346 Antibody evaluation, initial single antibody stain procedure	39	37	$179.00	$37.32
88309 Pathology examination of tissue using a microscope, high complexity	24	21	$560.00	$154.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,761	1,055	$248.59	$39.26
88341 Special stained specimen slides to examine tissue	371	115	$123.84	$29.23
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	342	334	$327.60	$87.50
88342 Special stained specimen slides to examine tissue, initial procedure	184	141	$170.00	$36.88
88350 Antibody evaluation, each additional single antibody stain procedure	180	41	$168.78	$29.78
88307 Pathology examination of tissue using a microscope, moderately high complexity	151	84	$442.74	$87.01
88300 Pathology examination of tissue using a microscope, limited examination	122	114	$49.54	$4.74
88331 Pathology examination of specimen during surgery, first tissue block	99	39	$248.32	$65.38
88312 Special stained specimen slides to identify organisms including interpretation and report	79	46	$120.82	$28.03
88304 Pathology examination of tissue using a microscope, moderately low complexity	72	57	$119.00	$12.17
88311 Preparation of tissue for examination by removing any calcium present	58	44	$70.48	$13.22
88346 Antibody evaluation, initial single antibody stain procedure	45	41	$168.78	$37.53
88309 Pathology examination of tissue using a microscope, high complexity	18	15	$523.50	$153.76

Medical Specialties & State Licenses

Pathology - Anatomic Pathology Primary Specialty

NUCC Taxonomy Code: 207ZP0101X

State License MI 4301099342

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Pathology - Anatomic Pathology

NUCC Taxonomy Code: 207ZP0101X

State License MA 232305

Dermatology - Dermatopathology

NUCC Taxonomy Code: 207ND0900X

State License MI 4301099342

A dermatopathologist has the expertise to diagnose and monitor diseases of the skin including infectious, immunologic, degenerative and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings and smears of skin lesions by means of routine and special (electron and fluorescent) microscopes.

Hospital & Practice Group Affiliations

Regents Of The University Of Michigan

1500 E Medical Ctr Dr, Ann Arbor, MI 481095000

Phone: 7349364000

Regents Of The University Of Michigan

2800 Plymouth Rd, Ann Arbor, MI 481092800

Phone: 7349364000

Practice Associates & Co-Workers

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

40 Associated Practitioners

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Pathology - Forensic Pathology

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Doctor of Medicine (M.D.)

Dr. Asma Nusrat , MD

Pathology - Anatomic Pathology

NPI 1003865098

Doctor of Medicine (M.D.)

Dr. Alexandra Hristov , MD

Dermatology - Dermatopathology

NPI 1003966292

Doctor of Medicine (M.D.)

Dr. Douglas Smith , MD

Pathology - Blood Banking & Transfusion Medicine

NPI 1023189461

Doctor of Medicine (M.D.)

Dr. Bertram Schnitzer , MD

Pathology - Anatomic Pathology

NPI 1023190907

Doctor of Medicine (M.D.)

Dr. Jonathan Mchugh , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1043403348

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active August 26, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location August 26, 2011

Registered at 1500 E MEDICAL CENTER DRIVE, 2ND FLOOR UNIVERSITY HOSPITAL RECP PATHOLOGY, ANN ARBOR, MI 481095054 (Tel: 8008627284)

📍

Updated Business Mailing Address August 26, 2011

Registered at 3621 S STATE ST, 700 KMS PLACE, ANN ARBOR, MI 48108 (Tel: 7349362047)

👤

Provider Name / Credentials Updated August 26, 2011

Recorded as MAY CHAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 26, 2011

Dermatology (License #4301099342 in MI)

🟢

Initial NPI Registration & Enumeration February 05, 2009

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1639318223

Entity Type:

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

Enumeration Date: February 05, 2009

Last Update: August 26, 2011

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3621 S State St, 700 Kms Place

Ann Arbor, MI 48108

Phone: 7349362047

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.