Active NPI 1619255502 Individual Practitioner Male Practitioner

Dr. William M. Lin , MD

Dermatology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Lin, MD is a certified Dermatology practicing in Boston, MA. With approximately 15 years of clinical experience since graduating from Yale University School Of Medicine in 2011, Dr. Lin delivers high-quality medical care to the local community at 50 STANIFORD ST.

Dr. Lin is affiliated with Massachusetts General Physicians Organization Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, destruction of precancer skin growth, 2-14 growths, special stained specimen slides to examine tissue, initial procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

50 Staniford St

Boston, MA 021142517

Telephone 6177262914

Associated Practice Facility / Clinic

🏢 Ophthalmic Consultants Of Boston, Inc. Facility NPI 1932146594

Medicare Profile & Education

Medical School

Yale University School Of Medicine

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Boston, MA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -1.4 yrs vs City Avg

City Avg: 16.4 Yrs

State Avg: 27.5 Yrs

Regional Practice Density

270 Specialists

Practicing in Boston, MA (648 Statewide)

Telehealth Adoption Rate

18.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

69.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lin (15 Years) 15 Yrs

Boston Specialty Average (16.4 Years) 16.4 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	2,838	1,898	$260.03	$78.56
17003 Destruction of precancer skin growth, 2-14 growths	457	105	$49.00	$7.62
88342 Special stained specimen slides to examine tissue, initial procedure	420	374	$297.61	$117.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	361	246	$554.58	$139.40
88341 Special stained specimen slides to examine tissue	296	173	$282.75	$102.51
88350 Antibody evaluation, each additional single antibody stain procedure	281	71	$209.97	$128.58
17000 Destruction of skin growth	187	142	$318.88	$62.81
99213 Established patient office or other outpatient visit, typically 15 minutes	160	140	$394.17	$99.34
88312 Special stained specimen slides to identify organisms including interpretation and report	128	107	$285.00	$129.35
11102 Tangential biopsy of single skin lesion	98	88	$463.24	$112.49
88304 Pathology examination of tissue using a microscope, moderately low complexity	87	79	$156.32	$47.69
88346 Antibody evaluation, initial single antibody stain procedure	75	71	$295.01	$169.52
11103 Biopsy of related skin growth, each additional growth	48	24	$228.50	$56.76
11104 Punch biopsy, first skin growth	37	35	$573.76	$141.70
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$776.00	$180.99
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	16	$249.19	$62.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$508.44	$121.44
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	13	13	$295.00	$103.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	3,046	1,984	$258.03	$78.55
17003 Destruction of precancer skin growth, 2-14 growths	740	139	$48.85	$7.80
88342 Special stained specimen slides to examine tissue, initial procedure	425	369	$296.39	$112.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	381	265	$544.15	$139.35
88350 Antibody evaluation, each additional single antibody stain procedure	305	79	$199.93	$126.45
17000 Destruction of skin growth	218	172	$321.00	$66.32
88341 Special stained specimen slides to examine tissue	177	105	$278.56	$97.58
99213 Established patient office or other outpatient visit, typically 15 minutes	155	138	$386.70	$98.62
88312 Special stained specimen slides to identify organisms including interpretation and report	116	88	$267.80	$123.25
88304 Pathology examination of tissue using a microscope, moderately low complexity	87	76	$148.97	$46.08
11102 Tangential biopsy of single skin lesion	82	74	$460.91	$108.55
88346 Antibody evaluation, initial single antibody stain procedure	82	79	$281.18	$165.66
11103 Biopsy of related skin growth, each additional growth	44	32	$228.00	$58.02
11104 Punch biopsy, first skin growth	33	32	$572.24	$145.93
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$776.00	$181.79
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	30	26	$550.80	$122.35
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	22	16	$795.00	$176.24
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	20	20	$295.00	$105.53
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$242.88	$63.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$509.40	$123.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	2,965	1,851	$257.99	$79.29
17003 Destruction of precancer skin growth, 2-14 growths	642	123	$49.00	$8.02
88350 Antibody evaluation, each additional single antibody stain procedure	380	88	$206.03	$135.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	297	208	$533.39	$142.87
88342 Special stained specimen slides to examine tissue, initial procedure	269	240	$298.61	$115.53
17000 Destruction of skin growth	206	155	$321.00	$65.00
99213 Established patient office or other outpatient visit, typically 15 minutes	177	143	$377.88	$101.52
88312 Special stained specimen slides to identify organisms including interpretation and report	115	93	$282.52	$130.41
88341 Special stained specimen slides to examine tissue	102	39	$276.62	$100.61
88346 Antibody evaluation, initial single antibody stain procedure	98	88	$287.93	$174.51
88304 Pathology examination of tissue using a microscope, moderately low complexity	81	78	$156.51	$47.82
11102 Tangential biopsy of single skin lesion	67	60	$454.49	$117.55
11104 Punch biopsy, first skin growth	58	51	$564.40	$147.91
11103 Biopsy of related skin growth, each additional growth	44	25	$228.00	$60.14
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$725.73	$185.39
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	20	19	$295.00	$106.89
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	20	13	$768.40	$171.56
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	19	17	$539.74	$122.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$476.00	$124.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	2,714	1,686	$260.36	$80.27
17003 Destruction of precancer skin growth, 2-14 growths	493	94	$49.00	$7.76
88350 Antibody evaluation, each additional single antibody stain procedure	408	95	$201.28	$122.33
88342 Special stained specimen slides to examine tissue, initial procedure	282	261	$302.84	$122.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	254	177	$476.56	$145.33
99213 Established patient office or other outpatient visit, typically 15 minutes	173	139	$329.57	$102.63
17000 Destruction of skin growth	158	119	$321.00	$66.13
88346 Antibody evaluation, initial single antibody stain procedure	102	95	$282.50	$161.55
88341 Special stained specimen slides to examine tissue	101	45	$285.00	$109.78
88312 Special stained specimen slides to identify organisms including interpretation and report	91	80	$278.74	$129.93
88304 Pathology examination of tissue using a microscope, moderately low complexity	88	82	$152.73	$47.12
11102 Tangential biopsy of single skin lesion	52	48	$441.04	$113.13
11104 Punch biopsy, first skin growth	32	28	$553.25	$149.92
11103 Biopsy of related skin growth, each additional growth	29	17	$231.59	$62.52
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	22	16	$532.23	$124.17
99443 Telephone medical discussion with physician, 21-30 minutes	16	12	$455.00	$146.04
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	14	13	$612.07	$156.40
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	14	12	$761.86	$193.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	2,710	1,675	$254.56	$78.40
88350 Antibody evaluation, each additional single antibody stain procedure	375	82	$287.02	$103.87
88342 Special stained specimen slides to examine tissue, initial procedure	352	301	$269.99	$119.54
17003 Destruction of precancer skin growth, 2-14 growths	278	63	$49.00	$7.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	242	192	$448.75	$121.95
88312 Special stained specimen slides to identify organisms including interpretation and report	120	86	$255.97	$122.92
88341 Special stained specimen slides to examine tissue	103	47	$366.55	$108.68
17000 Destruction of skin growth	101	90	$321.00	$62.79
88346 Antibody evaluation, initial single antibody stain procedure	94	84	$241.43	$142.15
88304 Pathology examination of tissue using a microscope, moderately low complexity	79	67	$145.82	$44.04
99213 Established patient office or other outpatient visit, typically 15 minutes	45	42	$306.33	$83.43
11102 Tangential biopsy of single skin lesion	41	37	$423.46	$109.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$446.82	$121.08
11104 Punch biopsy, first skin growth	31	30	$535.16	$143.06
99442 Telephone medical discussion with physician, 11-20 minutes	29	24	$306.72	$84.61
99441 Telephone medical discussion with physician, 5-10 minutes	23	21	$189.96	$51.85
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	22	16	$516.36	$113.31
11103 Biopsy of related skin growth, each additional growth	17	11	$227.59	$62.01
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	16	11	$747.13	$172.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	2,718	1,699	$248.87	$75.40
17003 Destruction of precancer skin growth, 2-14 growths	1,137	177	$49.00	$6.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	431	317	$435.36	$121.20
88350 Antibody evaluation, each additional single antibody stain procedure	290	55	$308.90	$86.80
17000 Destruction of skin growth	282	212	$321.00	$65.58
88342 Special stained specimen slides to examine tissue, initial procedure	267	241	$254.48	$118.79
99213 Established patient office or other outpatient visit, typically 15 minutes	203	167	$297.39	$82.85
88304 Pathology examination of tissue using a microscope, moderately low complexity	96	86	$147.44	$43.41
88341 Special stained specimen slides to examine tissue	86	43	$369.97	$103.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	80	80	$438.16	$121.19
88312 Special stained specimen slides to identify organisms including interpretation and report	75	58	$240.75	$115.44
11102 Tangential biopsy of single skin lesion	70	61	$422.00	$112.35
88346 Antibody evaluation, initial single antibody stain procedure	58	55	$232.91	$124.16
11103 Biopsy of related skin growth, each additional growth	44	30	$227.00	$61.77
11104 Punch biopsy, first skin growth	40	40	$530.00	$140.74
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	17	12	$725.35	$178.92
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	16	14	$505.94	$121.50
11105 Punch biopsy, each additional skin growth	15	11	$260.00	$70.68
17110 Destruction of up to 14 skin growths	14	14	$467.00	$119.41
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$305.08	$85.90
88344 Special stained specimen slides to examine tissue	12	11	$206.25	$183.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,935	1,246	$244.35	$74.93
17003 Destruction of precancer skin growth, 2-14 growths	1,012	159	$49.00	$6.01
99213 Established patient office or other outpatient visit, typically 15 minutes	282	217	$289.65	$80.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	245	196	$426.02	$119.07
17000 Destruction of skin growth	244	185	$321.00	$65.13
88342 Special stained specimen slides to examine tissue, initial procedure	128	110	$227.54	$121.69
11100 Biopsy of single growth of skin and/or tissue	108	94	$422.93	$117.95
88350 Antibody evaluation, each additional single antibody stain procedure	106	22	$276.38	$76.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	84	84	$425.62	$119.00
88304 Pathology examination of tissue using a microscope, moderately low complexity	66	57	$144.71	$42.84
88312 Special stained specimen slides to identify organisms including interpretation and report	60	48	$227.50	$112.45
88341 Special stained specimen slides to examine tissue	56	21	$370.30	$105.77
11101 Biopsy of each additional growth of skin and/or tissue	48	27	$149.00	$36.47
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	33	28	$174.76	$49.16
88346 Antibody evaluation, initial single antibody stain procedure	22	22	$206.82	$99.92
99202 New patient office or other outpatient visit, typically 20 minutes	19	19	$296.95	$83.72
17261 Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm	18	12	$582.83	$132.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	1,687	1,067	$241.07	$73.33
17003 Destruction of precancer skin growth, 2-14 growths	909	150	$49.00	$6.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	333	261	$416.22	$116.05
17000 Destruction of skin growth	240	201	$321.00	$67.32
99213 Established patient office or other outpatient visit, typically 15 minutes	157	118	$283.55	$79.41
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	120	120	$416.83	$117.24
11100 Biopsy of single growth of skin and/or tissue	99	85	$412.89	$114.64
88342 Special stained specimen slides to examine tissue, initial procedure	63	58	$231.00	$120.92
88305 Pathology examination of tissue using a microscope, intermediate complexity	61	45	$147.05	$41.87
88304 Pathology examination of tissue using a microscope, moderately low complexity	54	52	$155.44	$45.36
88312 Special stained specimen slides to identify organisms including interpretation and report	40	36	$221.60	$109.93
88341 Special stained specimen slides to examine tissue	39	20	$317.00	$103.27
11101 Biopsy of each additional growth of skin and/or tissue	37	23	$149.00	$35.64
99202 New patient office or other outpatient visit, typically 20 minutes	31	31	$291.03	$81.70
17110 Destruction of up to 14 skin growths	17	15	$445.71	$125.24
17004 Destruction of precancer skin growth, 15 or more growths	13	12	$652.00	$166.88
88346 Antibody evaluation, initial single antibody stain procedure	12	12	$206.50	$99.71

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License MA 248412

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Dermatology - Dermatopathology

NUCC Taxonomy Code: 207ND0900X

State License MA 248412

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

Massachusetts General Physicians Organization Inc

55 Fruit St, Boston, MA 021142696

Phone: 6177240287

Practice Associates & Co-Workers

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

34 Associated Practitioners

Sushila Toulmin

Student in an Organized Health Care Education/Training Program

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Dr. Joseph Kvedar , MD

Dermatology

NPI 1043200223

Doctor of Medicine (M.D.)

Dr. David Hashemi , MD, MBA

Dermatology

NPI 1043772791

Doctor of Medicine (M.D.), Master of Business Administration

Dr. Janice Tiao , MD

Dermatology

NPI 1093179533

Doctor of Medicine (M.D.)

Dr. Bonnie Mackool , MD

Dermatology

NPI 1114999000

Doctor of Medicine (M.D.)

Dr. Mayra Lorenzo , MD, PhD

Dermatology

NPI 1124185699

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active April 13, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location April 13, 2016

Registered at 50 STANIFORD ST, BOSTON, MA 021142517 (Tel: 6177262914)

📍

Updated Business Mailing Address April 13, 2016

Registered at 55 FRUIT ST, BARTLETT 6R, BOSTON, MA 021142621 (Tel: 6177262914)

👤

Provider Name / Credentials Updated April 13, 2016

Recorded as WILLIAM LIN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 13, 2016

Dermatology (License #248412 in MA)

🟢

Initial NPI Registration & Enumeration July 27, 2011

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1619255502

Entity Type:

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

Enumeration Date: July 27, 2011

Last Update: April 13, 2016

Sole Proprietor: No

Update or Correct Profile

Mailing Address

55 Fruit St, Bartlett 6r

Boston, MA 021142621

Phone: 6177262914

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.