Active NPI 1306197371 Individual Practitioner Male Practitioner

Dr. Devamohan Sivalingam , MD

Internal Medicine • Williamsville, NY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Devamohan Sivalingam, MD is a certified Internal Medicine practicing in Williamsville, NY. With approximately 15 years of clinical experience since completing medical education in 2011, Dr. Sivalingam delivers high-quality medical care to the local community at 1540 MAPLE RD.

Dr. Sivalingam is affiliated with Virtua Medical Group, Pa 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, more than, 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

1540 Maple Rd

Williamsville, NY 142213647

Telephone 7163893240

Associated Practice Facility / Clinic

🏢 Buffalo Hospitalist Services, P.c. Facility NPI 1023002516

Medicare Profile & Education

Medical School

Other

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Williamsville, NY

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -8.9 yrs vs City Avg

City Avg: 23.9 Yrs

State Avg: 29.4 Yrs

Regional Practice Density

68 Specialists

Practicing in Williamsville, NY (12979 Statewide)

Telehealth Adoption Rate

19.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

59.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sivalingam (15 Years) 15 Yrs

Williamsville Specialty Average (23.9 Years) 23.9 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	272	102	$253.00	$116.77
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	37	$176.00	$77.70
99239 Hospital discharge day management, more than 30 minutes	55	54	$260.00	$112.63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	48	48	$494.00	$170.50
99238 Hospital discharge day management, 30 minutes or less	26	26	$176.00	$79.89

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	410	136	$253.00	$116.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	94	56	$176.00	$77.15
99239 Hospital discharge day management, more than 30 minutes	83	82	$260.00	$111.55
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	45	45	$494.00	$169.19
99238 Hospital discharge day management, 30 minutes or less	28	28	$176.00	$78.70

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	358	101	$93.01	$70.05
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	147	68	$161.51	$100.66
99239 Hospital discharge day management, more than 30 minutes	64	64	$157.85	$103.23
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$357.74	$193.99
99238 Hospital discharge day management, 30 minutes or less	16	16	$107.96	$70.47

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	324	105	$86.64	$71.10
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	160	73	$124.71	$102.21
99239 Hospital discharge day management, more than 30 minutes	69	69	$127.98	$105.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	32	$245.32	$198.03
99220 Hospital observation care, typically 70 minutes	13	13	$216.60	$180.07

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	327	110	$85.77	$72.17
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	168	73	$123.25	$104.31
99239 Hospital discharge day management, more than 30 minutes	63	60	$129.85	$106.63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	60	58	$238.49	$201.63
99238 Hospital discharge day management, 30 minutes or less	17	17	$86.35	$72.72
99220 Hospital observation care, typically 70 minutes	15	15	$218.20	$184.64

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	350	104	$85.80	$71.20
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	111	44	$126.19	$101.83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	61	57	$239.33	$197.94
99239 Hospital discharge day management, more than 30 minutes	54	50	$129.15	$104.99
99217 Hospital observation care on day of discharge	43	43	$87.32	$71.47
99220 Hospital observation care, typically 70 minutes	36	36	$221.77	$181.76
99238 Hospital discharge day management, 30 minutes or less	25	24	$85.36	$71.48
99225 Subsequent observation care, typically 25 minutes per day	23	20	$84.99	$71.55
99219 Hospital observation care, typically 50 minutes	17	16	$167.57	$132.99

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	267	92	$124.60	$111.67
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	265	112	$86.80	$77.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	90	87	$244.84	$214.18
99231 Follow-up hospital inpatient care per day, typically 15 minutes	71	19	$45.89	$41.90
99239 Hospital discharge day management, more than 30 minutes	67	65	$129.33	$115.54
99220 Hospital observation care, typically 70 minutes	39	38	$216.82	$199.07
99238 Hospital discharge day management, 30 minutes or less	36	35	$85.59	$78.10
99219 Hospital observation care, typically 50 minutes	15	15	$158.77	$145.69

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	266	99	$121.95	$138.49
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	254	107	$84.39	$95.03
99239 Hospital discharge day management, more than 30 minutes	74	71	$124.75	$142.63
99231 Follow-up hospital inpatient care per day, typically 15 minutes	74	24	$45.81	$51.49
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	58	57	$240.02	$264.32
99238 Hospital discharge day management, 30 minutes or less	25	25	$84.16	$95.63
99220 Hospital observation care, typically 70 minutes	25	25	$223.75	$244.17
99217 Hospital observation care on day of discharge	17	17	$89.93	$94.89
99219 Hospital observation care, typically 50 minutes	14	13	$157.56	$180.30

Medical Specialties & State Licenses

CMS Verified: 2025-11-21

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License NY 281952

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 NJ 25MA12654100

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.

Hospital & Practice Group Affiliations

Virtua Medical Group, Pa

90 Brick Rd, Marlton, NJ 080532177

Phone: 8563556000

Secondary Practice Locations

218 Sunset Rd Fl 5

Willingboro, NJ 080461110

Phone: 6094440359

1600 Haddon Ave Fl 6

Camden, NJ 081033101

Phone: 8567573500

90 Brick Rd Fl 3

Marlton, NJ 080532177

Phone: 8563556000

175 Madison Ave Fl 1

Mount Holly, NJ 080602099

Phone: 6099146000

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Anderson Lai , MD

Internal Medicine

NPI 1003327321

Doctor of Medicine (M.D.)

Colleen Klos

Internal Medicine

NPI 1003567603

Dr. Sashank Kaushik , MD

Hospitalist

NPI 1023312709

Doctor of Medicine (M.D.)

Dr. Simranjit Gill , DO

Emergency Medicine

NPI 1033537584

Doctor of Osteopathic Medicine (D.O.)

Juan Blanco , SA-C

Specialist/Technologist, Other - Surgical Assistant

NPI 1033565288

SAC

Dr. Frederick Morin , MD

Pediatrics - Neonatal-Perinatal Medicine

NPI 1043288103

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 25, 2025

Hospitalist (License #25MA12654100 in NJ)

📍

Updated Practice Location February 07, 2025

Registered at 1540 MAPLE RD, WILLIAMSVILLE, NY 142213647 (Tel: 7163893240)

📍

Updated Business Mailing Address February 07, 2025

Registered at PO BOX 8000 DEPT 233, BUFFALO, NY 142670002 (Tel: 7163893240)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 07, 2025

Internal Medicine (License #281952 in NY)

✅

NPI Profile Active September 30, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location September 30, 2012

Registered at 750 E ADAMS ST, SYRACUSE, NY 132102342 (Tel: 3154645240)

📍

Updated Business Mailing Address September 30, 2012

Registered at 750 E ADAMS ST, SYRACUSE, NY 132102342

👤

Provider Name / Credentials Updated September 30, 2012

Recorded as DEVAMOHAN SIVALINGAM, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 30, 2012

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration September 30, 2012

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: 1306197371

Entity Type:

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

Enumeration Date: September 30, 2012

Last Update: November 21, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 8000 Dept 233

Buffalo, NY 142670002

Phone: 7163893240

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.