Dr. Katelyn Sullivan , DO
Emergency Medicine • Springfield, MA
Professional Overview & Biography Verified Profile Summary
Dr. Katelyn Sullivan, DO is a certified Emergency Medicine practicing in Springfield, MA. With approximately 11 years of clinical experience since completing medical education in 2015, Dr. Sullivan delivers high-quality medical care to the local community at BAYSTATE MEDICAL CTR.
Dr. Sullivan is affiliated with South Shore Health Express Inc and accepts Medicare assignment.
Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
Baystate Medical Ctr
759 Chestnut Steet
Springfield, MA 011990001
Medicare Profile & Education
Other
2015
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Emergency Medicine in Springfield, MA
Practicing in Springfield, MA (1875 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99285
Emergency department visit for life threatening or functioning severity
|
185 | 169 | $952.75 | $178.11 |
|
99284
Emergency department visit with moderate level of medical decision making
|
99 | 66 | $645.61 | $122.91 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
35 | 34 | $302.00 | $131.19 |
|
99291
Critical care, first 30-74 minutes
|
28 | 28 | $1246.00 | $220.28 |
|
99204
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
|
15 | 15 | $459.00 | $169.79 |
|
71046
X-ray of chest, 2 views
|
14 | 14 | $88.00 | $30.84 |
|
99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
|
13 | 13 | $937.08 | $180.23 |
|
87635
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen
|
13 | 13 | $128.00 | $50.28 |
|
99283
Emergency department visit with low level of medical decision making
|
12 | 11 | $337.58 | $72.41 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
12 | 12 | $205.00 | $92.86 |
|
81002
Urinalysis, manual test
|
11 | 11 | $9.00 | $3.41 |
Medical Specialties & State Licenses
CMS Verified: 2025-09-11NUCC Taxonomy Code: 207P00000X
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.
Hospital & Practice Group Affiliations
South Shore Health Express Inc
117 Old Church St, Pembroke, MA 023591969
Phone: 7816265170
South Shore Health Express Inc
330 Washington St, Weymouth, MA 021882932
Phone: 7816265160
South Shore Health Express Inc
170 Bedford St, Abington, MA 023512068
Phone: 7816265700
South Shore Health Express Inc
182 Summer St, Kingston, MA 023641277
Phone: 7816265340
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Student in an Organized Health Care Education/Training Program
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Student in an Organized Health Care Education/Training Program
Pediatrics
Doctor of Osteopathic Medicine (D.O.)
Internal Medicine
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at BAYSTATE MEDICAL CTR, 759 CHESTNUT STEET, SPRINGFIELD, MA 011990001 (Tel: 4137940000)
Registered at 680 CENTRE ST, BROCKTON, MA 023023308 (Tel: 5089417400)
Emergency Medicine (License #274956 in MA)
NPI status registered as active in NPPES database
Registered at BAYSTATE MEDICAL CTR, 759 CHESTNUT STEET, SPRINGFIELD, MA 011990001 (Tel: 4137940000)
Registered at BAYSTATE MEDICAL CTR, 759 CHESTNUT STEET, SPRINGFIELD, MA 011990001 (Tel: 4137940000)
Recorded as KATELYN SULLIVAN, D.O.
Student in an Organized Health Care Education/Training Program
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
Mailing Address
Baystate Medical Ctr, 759 Chestnut Steet
Springfield, MA 011990001
Phone: 4137940000
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.