Active NPI 1255573192 Individual Practitioner Female Practitioner

Allison Chatalbash

Hospitalist • Newton, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Allison Chatalbash is a certified Hospitalist practicing in Newton, MA. With approximately 17 years of clinical experience since completing medical education in 2009, Allison Chatalbash delivers high-quality medical care to the local community at 2014 WASHINGTON ST.

Allison Chatalbash is affiliated with Mass General Brigham Medical Group Suburban Massachusetts 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, 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

2014 Washington St
Hospitalist Office

Newton, MA 02464

Telephone 6172436345

Associated Practice Facility / Clinic

🏢 Newton Wellesley Radiology Assoc Facility NPI 1043298821

Medicare Profile & Education

Medical School

Other

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Hospitalist in Newton, MA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -4.5 yrs vs City Avg

City Avg: 21.5 Yrs

State Avg: 20.9 Yrs

Regional Practice Density

4 Specialists

Practicing in Newton, MA (529 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

75.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chatalbash (17 Years) 17 Yrs

Newton Specialty Average (21.5 Years) 21.5 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	161	105	$497.57	$123.68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	160	88	$330.16	$82.21
99239 Hospital discharge day management, more than 30 minutes	83	82	$482.87	$120.40
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	36	35	$805.00	$180.19
99238 Hospital discharge day management, 30 minutes or less	24	24	$340.00	$85.32

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	279	170	$439.23	$126.46
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	217	113	$308.06	$84.10
99239 Hospital discharge day management, more than 30 minutes	140	139	$446.64	$122.66
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	73	73	$805.00	$184.42
99238 Hospital discharge day management, 30 minutes or less	30	29	$310.00	$86.71

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	195	128	$410.55	$109.47
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	157	97	$285.05	$76.11
99239 Hospital discharge day management, more than 30 minutes	72	71	$426.38	$113.40
99217 Hospital observation care on day of discharge	46	46	$289.28	$77.09
99238 Hospital discharge day management, 30 minutes or less	45	45	$288.96	$77.87
99231 Follow-up hospital inpatient care per day, typically 15 minutes	40	15	$159.70	$41.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	38	38	$792.37	$211.87
99220 Hospital observation care, typically 70 minutes	30	30	$747.60	$190.56
99226 Subsequent observation care, typically 35 minutes per day	14	14	$407.86	$107.97

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	248	137	$292.77	$77.56
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	174	112	$420.97	$111.74
99238 Hospital discharge day management, 30 minutes or less	85	85	$298.01	$78.88
99239 Hospital discharge day management, more than 30 minutes	63	62	$434.33	$115.11
99217 Hospital observation care on day of discharge	59	58	$293.10	$78.88
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	35	34	$818.83	$216.68
99220 Hospital observation care, typically 70 minutes	22	22	$753.00	$196.42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$556.27	$147.04

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	239	125	$292.24	$79.01
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	207	119	$417.37	$113.72
99239 Hospital discharge day management, more than 30 minutes	87	87	$434.02	$117.79
99238 Hospital discharge day management, 30 minutes or less	42	41	$296.55	$80.32
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	36	36	$810.83	$220.57
99291 Critical care, first 30-74 minutes	30	11	$885.93	$238.38
99220 Hospital observation care, typically 70 minutes	26	26	$741.46	$201.43
99217 Hospital observation care on day of discharge	20	20	$296.40	$80.15
99231 Follow-up hospital inpatient care per day, typically 15 minutes	19	14	$157.79	$42.90

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	261	127	$286.13	$78.10
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	236	129	$411.75	$111.57
99238 Hospital discharge day management, 30 minutes or less	83	81	$290.23	$79.14
99239 Hospital discharge day management, more than 30 minutes	68	68	$428.82	$115.95
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	50	50	$803.50	$217.16
99220 Hospital observation care, typically 70 minutes	27	27	$734.33	$199.47
99217 Hospital observation care on day of discharge	22	22	$290.00	$79.18

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	270	149	$277.87	$78.44
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	241	139	$401.24	$112.29
99239 Hospital discharge day management, more than 30 minutes	97	97	$417.41	$117.07
99238 Hospital discharge day management, 30 minutes or less	83	81	$283.70	$79.46
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	45	45	$777.67	$218.67
99217 Hospital observation care on day of discharge	42	42	$283.14	$79.51
99220 Hospital observation care, typically 70 minutes	32	32	$715.50	$200.82

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	235	127	$271.10	$76.15
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	195	105	$390.57	$110.07
99239 Hospital discharge day management, more than 30 minutes	68	67	$407.32	$114.51
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	67	67	$761.57	$213.81
99238 Hospital discharge day management, 30 minutes or less	66	65	$275.82	$77.26
99217 Hospital observation care on day of discharge	36	36	$276.33	$77.55
99220 Hospital observation care, typically 70 minutes	35	35	$698.57	$196.11
99231 Follow-up hospital inpatient care per day, typically 15 minutes	25	14	$146.20	$41.28
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	25	$514.00	$144.19
99219 Hospital observation care, typically 50 minutes	25	25	$512.28	$143.44

Medical Specialties & State Licenses

Hospitalist Primary Specialty

NUCC Taxonomy Code: 208M00000X

State License MA 250935

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

Mass General Brigham Medical Group Suburban Massachusetts Inc

2014 Washington St, Newton, MA 024621607

Phone: 6172436000

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Meghan Gange , MD

Internal Medicine

NPI 1033213996

Doctor of Medicine (M.D.)

Dr. Adam Lurie , MD

Internal Medicine

NPI 1215257977

Doctor of Medicine (M.D.)

Dhalia Boumalhab , PA-C

Physician Assistant

NPI 1568736197

Physician Assistant (Certified)

Gretchen Thompson , PA-C

Physician Assistant - Medical

NPI 1669793618

Physician Assistant (Certified)

Dr. Diane Somlo , MD

Internal Medicine

NPI 1700463080

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 March 22, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location March 22, 2013

Registered at 2014 WASHINGTON ST, HOSPITALIST OFFICE, NEWTON, MA 02464 (Tel: 6172436345)

📍

Updated Business Mailing Address March 22, 2013

Registered at 37 LEWIS ST, NEWTON, MA 024581824

👤

Provider Name / Credentials Updated March 22, 2013

Recorded as ALLISON CHATALBASH

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 22, 2013

Hospitalist (License #250935 in MA)

🟢

Initial NPI Registration & Enumeration March 24, 2009

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: 1255573192

Entity Type:

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

Enumeration Date: March 24, 2009

Last Update: March 22, 2013

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

37 Lewis St

Newton, MA 024581824

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.