Active NPI 1265490866 Individual Practitioner Male Practitioner

Dr. Peter C Schalock , MD

Dermatology • Boston, MA

Professional Overview & Biography Verified Profile Summary

Dr. Peter Schalock, MD is a registered healthcare professional specializing in Dermatology in Boston, MA. Practice services are available at MGH DERMATOLOGY under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, test for allergy using skin patch, destruction of precancer skin growth, 2-14 growths. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

Mgh Dermatology
50 Staniford St, Ste 200

Boston, MA 02114

Telephone 6177262914

Associated Practice Facility / Clinic

🏢 Choices Integrative And Preventive Family Practice Facility NPI 1518914134

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Boston, MA

Active Practitioner

Practitioner Clinical Experience

Active

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

70.9% 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 (2022)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$340.21	$99.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
95044 Test for allergy using skin patch	3,074	40	$20.27	$6.59
99213 Established patient office or other outpatient visit, typically 15 minutes	461	357	$340.21	$99.87
17003 Destruction of precancer skin growth, 2-14 growths	365	108	$34.32	$7.45
17000 Destruction of skin growth	213	182	$258.60	$69.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	208	177	$435.66	$140.73
11102 Tangential biopsy of single skin lesion	108	100	$393.96	$116.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	104	93	$184.52	$61.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	85	85	$420.34	$121.82
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$549.15	$180.86
99202 New patient office or other outpatient visit, typically 20 minutes	37	37	$258.36	$78.84
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	21	13	$609.96	$176.14
11104 Punch biopsy, first skin growth	17	17	$534.19	$145.91
17110 Destruction of up to 14 skin growths	13	12	$386.78	$128.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
95044 Test for allergy using skin patch	3,003	40	$20.27	$6.33
99213 Established patient office or other outpatient visit, typically 15 minutes	414	347	$340.12	$82.45
17003 Destruction of precancer skin growth, 2-14 growths	231	71	$24.06	$6.86
17000 Destruction of skin growth	146	127	$225.17	$68.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	145	129	$435.11	$120.02
11102 Tangential biopsy of single skin lesion	70	68	$345.35	$110.55
99202 New patient office or other outpatient visit, typically 20 minutes	68	68	$258.36	$83.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	68	68	$384.58	$117.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	64	59	$183.80	$50.33
11104 Punch biopsy, first skin growth	15	14	$534.19	$141.17
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	14	14	$609.96	$195.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
95044 Test for allergy using skin patch	2,936	40	$24.05	$6.65
99213 Established patient office or other outpatient visit, typically 15 minutes	428	340	$277.52	$82.19
17003 Destruction of precancer skin growth, 2-14 growths	250	82	$24.06	$6.45
17000 Destruction of skin growth	164	131	$235.62	$70.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	164	143	$357.20	$119.94
99202 New patient office or other outpatient visit, typically 20 minutes	103	103	$265.61	$84.88
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	87	87	$367.13	$119.95
11102 Tangential biopsy of single skin lesion	75	72	$327.87	$112.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	53	48	$154.77	$50.49
11104 Punch biopsy, first skin growth	21	21	$424.35	$139.02
17110 Destruction of up to 14 skin growths	19	16	$382.11	$126.91
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	19	11	$567.25	$163.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
95044 Test for allergy using skin patch	3,629	37	$28.89	$6.40
99213 Established patient office or other outpatient visit, typically 15 minutes	330	253	$258.18	$77.54
17003 Destruction of precancer skin growth, 2-14 growths	227	64	$24.06	$5.65
17000 Destruction of skin growth	147	121	$253.74	$66.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	132	113	$346.84	$114.76
99202 New patient office or other outpatient visit, typically 20 minutes	104	104	$279.11	$80.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	100	100	$369.74	$115.53
11100 Biopsy of single growth of skin and/or tissue	96	90	$293.24	$112.10
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	67	56	$158.08	$47.46
17110 Destruction of up to 14 skin growths	15	13	$369.02	$124.23
11101 Biopsy of each additional growth of skin and/or tissue	15	12	$109.36	$35.17
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	12	11	$528.81	$184.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
95044 Test for allergy using skin patch	6,093	51	$28.89	$6.29
99213 Established patient office or other outpatient visit, typically 15 minutes	324	244	$258.52	$76.97
17003 Destruction of precancer skin growth, 2-14 growths	197	52	$24.06	$6.10
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	119	119	$369.74	$113.80
11100 Biopsy of single growth of skin and/or tissue	118	108	$293.24	$109.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	110	99	$344.46	$112.19
17000 Destruction of skin growth	110	95	$253.74	$65.68
99202 New patient office or other outpatient visit, typically 20 minutes	107	107	$279.11	$79.25
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	57	54	$158.08	$46.47
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	23	17	$528.81	$171.50
11101 Biopsy of each additional growth of skin and/or tissue	22	19	$109.36	$34.50

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License MA 227466

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.

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

NPI 1023768066

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

11 Historical Events

✅

NPI Profile Active October 19, 2017

NPI status registered as active in NPPES database

📍

Updated Business Mailing Address October 19, 2017

Registered at 340 MAPLE ST, STE 203, MARLBOROUGH, MA 017523200 (Tel: 6177262914)

📍

Updated Practice Location October 19, 2017

Registered at MGH DERMATOLOGY, 50 STANIFORD ST, STE 200, BOSTON, MA 02114 (Tel: 6177262914)

👤

Provider Name / Credentials Updated October 19, 2017

Recorded as PETER SCHALOCK, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 19, 2017

Dermatology (License #227466 in MA)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at MGH DERMATOLOGY, 50 STANIFORD ST, STE 200, BOSTON, MA 02114 (Tel: 6177262914)

📍

Updated Business Mailing Address July 08, 2007

Registered at 55 E WHEELOCK ST, HANOVER, NH 037551509 (Tel: 6177262914)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as PETER SCHALOCK, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Dermatology (License #227466 in MA)

🟢

Initial NPI Registration & Enumeration May 03, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Peter Schalock. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1265490866

Entity Type:

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

Enumeration Date: May 03, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

340 Maple St, Ste 203

Marlborough, MA 017523200

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.