Active NPI 1922019553 Individual Practitioner Male Practitioner

Dr. Christopher R Lachance , MD

Internal Medicine • Springfield, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Lachance, MD is a certified Internal Medicine practicing in Springfield, MA. With approximately 26 years of clinical experience since graduating from University Of Rochester School Of Medicine And Dentistry in 2000, Dr. Lachance delivers high-quality medical care to the local community at 759 CHESTNUT ST.

Dr. Lachance is affiliated with Baystate Medical Practices Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

759 Chestnut St

Springfield, MA 011991619

Telephone 4137948120

Associated Practice Facility / Clinic

🏢 Baystate Medical Center Inc Facility NPI 1497756282

Medicare Profile & Education

Medical School

University Of Rochester School Of Medicine And Dentistry

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Springfield, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs +5.7 yrs vs City Avg

City Avg: 20.3 Yrs

State Avg: 29.3 Yrs

Regional Practice Density

289 Specialists

Practicing in Springfield, MA (7127 Statewide)

Telehealth Adoption Rate

16.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

59.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lachance (26 Years) 26 Yrs

Springfield Specialty Average (20.3 Years) 20.3 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	715	275	$255.84	$116.84
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	432	176	$178.17	$77.67
99238 Hospital discharge day management, 30 minutes or less	228	220	$180.68	$80.39
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	70	70	$474.80	$170.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	549	214	$168.02	$79.66
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	493	210	$242.02	$119.40
99238 Hospital discharge day management, 30 minutes or less	208	201	$170.30	$81.43
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	60	60	$468.17	$175.00
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$319.85	$123.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	574	226	$167.00	$72.47
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	528	225	$240.00	$104.12
99238 Hospital discharge day management, 30 minutes or less	229	222	$169.00	$73.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	69	69	$468.00	$201.76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$319.00	$137.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	585	231	$167.00	$73.80
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	471	236	$240.00	$106.07
99238 Hospital discharge day management, 30 minutes or less	222	216	$169.00	$74.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	96	95	$468.00	$204.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$380.00	$140.93
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$248.00	$86.49
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$319.00	$139.59
99239 Hospital discharge day management, more than 30 minutes	14	14	$248.00	$109.60
99220 Hospital observation care, typically 70 minutes	13	13	$428.00	$186.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	630	252	$163.79	$75.50
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	394	221	$236.28	$108.87
99238 Hospital discharge day management, 30 minutes or less	197	193	$164.98	$76.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	95	95	$460.80	$211.31
99239 Hospital discharge day management, more than 30 minutes	32	32	$242.56	$111.91
99220 Hospital observation care, typically 70 minutes	26	26	$419.15	$192.29
99217 Hospital observation care on day of discharge	17	17	$164.24	$72.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$372.69	$172.14
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$373.81	$135.38
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$245.60	$79.30
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$245.14	$106.83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$313.17	$144.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	686	330	$234.00	$107.27
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	672	290	$162.00	$75.25
99238 Hospital discharge day management, 30 minutes or less	228	222	$163.00	$75.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	170	167	$456.00	$209.26
99239 Hospital discharge day management, more than 30 minutes	34	34	$242.00	$111.08
99220 Hospital observation care, typically 70 minutes	28	28	$418.00	$192.06
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$309.00	$141.83
99217 Hospital observation care on day of discharge	11	11	$164.00	$75.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	626	258	$162.00	$75.53
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	445	243	$234.00	$108.15
99238 Hospital discharge day management, 30 minutes or less	194	189	$163.00	$76.10
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	127	127	$456.00	$210.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	33	33	$371.00	$171.90
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$309.00	$141.99
99220 Hospital observation care, typically 70 minutes	21	21	$418.00	$185.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$244.00	$113.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$242.00	$104.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	718	288	$162.00	$73.82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	299	193	$234.00	$106.68
99238 Hospital discharge day management, 30 minutes or less	183	179	$163.00	$74.46
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	100	99	$456.00	$207.14
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	34	34	$309.00	$139.71
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$371.00	$168.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$244.00	$105.75

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 216606

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License MA 216606

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

2027062 (MA)

Hospital & Practice Group Affiliations

Baystate Medical Practices Inc

759 Chestnut St, Springfield, MA 011071619

Phone: 4137948121

Practice Associates & Co-Workers

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

14 Associated Practitioners

Dr. Surinder Yadav , MD

Hospitalist

NPI 1265446975

Doctor of Medicine (M.D.)

Matthew Wood , NP

Nurse Practitioner - Acute Care

NPI 1285070797

Nurse Practitioner

Dr. Xiao Liu , MD

Hospitalist

NPI 1285606434

Doctor of Medicine (M.D.)

Dr. Donna Mercado , MD

Internal Medicine

NPI 1346267705

Doctor of Medicine (M.D.)

Dr. Peter Lindenauer , MD

Hospitalist

NPI 1396846275

Doctor of Medicine (M.D.)

Dr. Sandra Bellantonio , MD

Internal Medicine - Geriatric Medicine

NPI 1437245206

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 February 20, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location February 20, 2013

Registered at 759 CHESTNUT ST, SPRINGFIELD, MA 011991619 (Tel: 4137948120)

📍

Updated Business Mailing Address February 20, 2013

Registered at 280 CHESTNUT ST, 2ND FLOOR, SPRINGFIELD, MA 011991619 (Tel: 4137945700)

👤

Provider Name / Credentials Updated February 20, 2013

Recorded as CHRISTOPHER LACHANCE, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 20, 2013

Internal Medicine (License #216606 in MA)

🟢

Initial NPI Registration & Enumeration August 10, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1922019553

Entity Type:

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

Enumeration Date: August 10, 2006

Last Update: February 20, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

280 Chestnut St, 2nd Floor

Springfield, MA 011991619

Phone: 4137945700

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.