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Dr. Corey J Spiro , MD

Anesthesiology โ€ข Boston, MA

Active NPI 1730560244 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

Massachusetts General Hospital, 55 Fruit St.
Boston, MA 02114

Call 6177263030 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

Massachusetts General Hospital
55 Fruit St.

Boston, MA 02114

Telephone 6177263030
Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Spectrum Healthcare Partners Pa. See the list

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Medical School

Warren Alpert Medical School Of Brown University

Graduation Year

2015

Medicare patients

158 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $45,585 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $36,210 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2019โ€“2025.

Guide: How to read an Open Payments record

Years since graduation

11 years (graduated 2015)

CMS Doctors and Clinicians data list 2015 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

NPI first issued

2015

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians, CMS release of October 2, 2026; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Spiro has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Spiro as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Boston and Massachusetts

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 85% of clinicians listed under Anesthesiology in Boston, MA (2024, 525 clinicians with data). Median for this group: 118. Middle half: 54 to 216.

More Medicare Part B services than 80% of clinicians listed under Anesthesiology in Massachusetts (2024, 1,131 clinicians with data). Median for this group: 136. Middle half: 67 to 248.

Medicare-allowed amount

A higher Medicare-allowed amount than 80% of clinicians listed under Anesthesiology in Boston, MA (2024, 525 clinicians with data). Median for this group: $15,726. Middle half: $7,489 to $33,603.

A higher Medicare-allowed amount than 85% of clinicians listed under Anesthesiology in Massachusetts (2024, 1,131 clinicians with data). Median for this group: $16,427. Middle half: $8,294 to $31,372.

Paid by Medicare

A higher Medicare payment amount than 85% of clinicians listed under Anesthesiology in Boston, MA (2024, 525 clinicians with data). Median for this group: $12,416. Middle half: $5,971 to $26,585.

A higher Medicare payment amount than 85% of clinicians listed under Anesthesiology in Massachusetts (2024, 1,131 clinicians with data). Median for this group: $13,103. Middle half: $6,644 to $24,951.

1,082 active clinicians are listed under Anesthesiology with a practice address in Boston, MA (2,091 in Massachusetts).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Boston

1.8% of these 1,082 clinicians have the CMS telehealth indicator.

69.7% of these 1,082 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2018โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2019โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
76937 Ultrasonic guidance for blood vessel access
58 56 $108.00 $12.65
36620 Insertion of artery tube for blood sampling or infusion through skin
47 47 $139.00 $41.08
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older)
39 39 $259.00 $75.78
93312 Ultrasound of heart with probe in esophagus, with report
26 26 $337.00 $93.21
93320 Ultrasound of heart blood flow, valves and chambers
26 26 $57.00 $15.62
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function
26 26 $245.00 $2.71
00560 Anesthesia for procedure on heart and large blood vessels
24 24 $2642.40 $376.25
00537 Anesthesia for procedure to assess heart electrical activity
18 18 $2779.20 $245.70
00562 Anesthesia for procedure on heart and large blood vessels using heart-lung machine (1 year or older)
15 15 $5683.68 $950.24
00567 Anesthesia for heart artery bypass grafting on heart-lung machine
13 13 $4212.83 $719.95

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Specialties & License Numbers Reported to NPPES

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

License # reported to NPPES MA L-263058

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Massachusetts Board of Registration in Medicine.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - ANESTHESIOLOGY

Medicare Enrollment ID

I20210609003360

Enrollment State Jurisdiction

ME

PECOS Control ID

1951610575

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Spectrum Healthcare Partners Pa

22 Bramhall St, Portland, ME 041023134

Phone: 2076622526

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

24 listed
Dr. Sheri Berg , MD

Anesthesiology

NPI 1154526671

Doctor of Medicine (M.D.)

NPI 1134255524

Doctor of Medicine (M.D.)

NPI 1013976547

Doctor of Medicine (M.D.)

Camie Doyle , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003313586

Certified Registered Nurse Anesthetist

Logan Ernst

Anesthesiology

NPI 1134689565
NPI 1043716848

Doctor of Medicine (M.D.)

Career & Practice History

NPI enumerated June 11, 2015.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to November 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1730560244
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 11, 2015
Last Update: June 11, 2015
Sole Proprietor: No

Other Anesthesiology Specialists in Boston

All Anesthesiology Specialists in Boston

Mailing Address

Massachusetts General Hospital, 55 Fruit St.

Boston, MA 02114

Phone: 6177263030

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.