Active NPI 1679558761 Individual Practitioner Male Practitioner

Dr. Ajeet Jai Singh , MD

Emergency Medicine • Worcester, MA

Professional Overview & Biography Verified Profile Summary

Dr. Ajeet Singh, MD is a registered healthcare professional specializing in Emergency Medicine in Worcester, MA. Practice services are available at 55 LAKE AVE N under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

55 Lake Ave N
Department Of Emergency Medicine

Worcester, MA 016550002

Telephone 5084211400

Fax 5084211490

Associated Practice Facility / Clinic

🏢 Umass Memorial Medical Center Facility NPI 1679574933

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Worcester, MA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 13.9 Yrs

State Avg: 24.2 Yrs

Regional Practice Density

219 Specialists

Practicing in Worcester, MA (1875 Statewide)

Telehealth Adoption Rate

3.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

53.8% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	200	189	$207.00	$93.11
99284 Emergency department visit with moderate level of medical decision making	79	76	$241.00	$120.11
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	49	48	$266.00	$131.88
99283 Emergency department visit with low level of medical decision making	44	44	$163.00	$70.27
99285 Emergency department visit for life threatening or functioning severity	42	40	$399.00	$174.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	150	148	$193.00	$90.05
99284 Emergency department visit with moderate level of medical decision making	106	104	$225.00	$118.50
99283 Emergency department visit with low level of medical decision making	87	87	$152.00	$70.29
99285 Emergency department visit for life threatening or functioning severity	37	36	$372.00	$172.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	18	$248.00	$127.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	200	196	$187.00	$90.86
99284 Emergency department visit with moderate level of medical decision making	75	75	$218.00	$119.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	37	37	$240.00	$128.30
99283 Emergency department visit with low level of medical decision making	20	20	$147.00	$70.99

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	157	149	$209.93	$121.95
99213 Established patient office or other outpatient visit, typically 15 minutes	115	113	$181.35	$91.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	29	$232.09	$130.96
99283 Emergency department visit with low level of medical decision making	29	29	$141.52	$71.75
99285 Emergency department visit for life threatening or functioning severity	26	26	$348.85	$177.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	156	150	$202.66	$120.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	36	$225.00	$110.43
99213 Established patient office or other outpatient visit, typically 15 minutes	32	31	$175.17	$75.64
99283 Emergency department visit with low level of medical decision making	29	29	$135.97	$65.31
99285 Emergency department visit for life threatening or functioning severity	19	19	$338.26	$172.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	166	164	$194.71	$115.27
99213 Established patient office or other outpatient visit, typically 15 minutes	97	95	$168.97	$73.75
99285 Emergency department visit for life threatening or functioning severity	41	41	$326.27	$169.51
99283 Emergency department visit with low level of medical decision making	30	30	$131.80	$60.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	220	212	$188.75	$114.71
99213 Established patient office or other outpatient visit, typically 15 minutes	102	100	$160.77	$72.49
99285 Emergency department visit for life threatening or functioning severity	43	42	$316.72	$169.47
99283 Emergency department visit with low level of medical decision making	43	40	$127.60	$60.67
99291 Critical care, first 30-74 minutes	15	15	$510.20	$219.08
99282 Emergency department visit with straightforward medical decision making	12	12	$70.33	$40.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	107	105	$303.75	$116.97
99285 Emergency department visit for life threatening or functioning severity	74	72	$521.32	$173.53
99213 Established patient office or other outpatient visit, typically 15 minutes	40	40	$160.06	$72.15
99283 Emergency department visit with low level of medical decision making	27	27	$189.44	$61.96

Medical Specialties & State Licenses

Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License MA 72197

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

3072576 (MA)

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Hillary Irons , MD

Emergency Medicine

NPI 1003041971

Doctor of Medicine (M.D.)

Samantha Williams , FNP-BC

Nurse Practitioner - Family

NPI 1003571209

Family Nurse Practitioner (Board Certified)

Duncan Daviau , PA-C

Physician Assistant

NPI 1013432582

Physician Assistant (Certified)

Caterina Singas , PA-C

Physician Assistant

NPI 1013557917

Physician Assistant (Certified)

Dr. Romolo Gaspari , MD

Emergency Medicine

NPI 1023091261

Doctor of Medicine (M.D.)

Jessie Christensen , CNP

Nurse Practitioner

NPI 1043652274

Certified Nurse Practitioner

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 04, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location November 04, 2010

Registered at 55 LAKE AVE N, DEPARTMENT OF EMERGENCY MEDICINE, WORCESTER, MA 016550002 (Tel: 5084211400)

📍

Updated Business Mailing Address November 04, 2010

Registered at PO BOX 415348, BOSTON, MA 022415348

👤

Provider Name / Credentials Updated November 04, 2010

Recorded as AJEET SINGH, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 04, 2010

Emergency Medicine (License #72197 in MA)

🟢

Initial NPI Registration & Enumeration December 12, 2005

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: 1679558761

Entity Type:

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

Enumeration Date: December 12, 2005

Last Update: November 04, 2010

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 415348

Boston, MA 022415348

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.