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DR. THOMAS R. MAYO M.D.
NPI 1386955144
Anesthesiology in Milton, MA

Active since June 27, 2010PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
199 REEDSDALE RD, MILTON, MA 02186(617) 969-4600 Get Directions Write a Review

NPPES record last updated: May 7, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 7, 2026, Mar 16, 2026, Oct 7, 2024 and 3 more (6 updates tracked since 2019).

About Dr. Thomas R. Mayo M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS R. MAYO M.D. (NPI 1386955144) is an individual anesthesiology provider in Milton, Massachusetts, licensed in Massachusetts (259001) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Norton Hospitals, Inc, and is a graduate of Tufts University School Of Medicine (2010).

NPPES Registry Identity

NPI1386955144
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. THOMAS R. MAYOCredential: M.D.
Location Address199 REEDSDALE RDMilton, MA 02186-3926
Mailing Address55 Wendell ParkMilton, MA 02186-3117 · (617) 304-9893
Phone(617) 969-4600
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 2010
Enumeration DateJune 27, 2010
Last NPPES UpdateMay 7, 20266 updates tracked since enumeration
NPPES CertifiedMay 7, 2026
✔ NPI 1386955144 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MA · 259001
Definition

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.

Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 259001 (MA)
199 REEDSDALE RD, Milton, MA 02186
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Other Identifiers 2

Medicaid3146512NH
Medicaid110099690AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas R. Mayo M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4284851668
PECOS Enrollment IDI20140807001973, I20211221000596
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
214 services85 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
54 services42 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
45 services45 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
39 services39 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
33 services29 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
27 services24 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Norton Hospitals, Inc

Acute Care Hospitals · Louisville, KY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number180088
Location200 East Chestnut StreetLouisville, KY 40202 · Jefferson County
Emergency services Birthing friendly

Boston Medical Center

Acute Care Hospitals · Boston, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220031
Location1 Boston Medical Center PlaceBoston, MA 02118 · Suffolk County
Emergency services Birthing friendly

Beth Israel Deaconess Hospital - Milton

Acute Care Hospitals · Milton, MA
4/5 CMS rating
OwnershipGovernment - Federal
CMS Certification Number220108
Location199 Reedsdale RoadMilton, MA 02186 · Norfolk County
Emergency services

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHRISTOPHER RAYMOND GIBSON PA-C
Physician Assistant (Surgical)
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 696-4600
CHI CHANG DANIEL SIAO MD
Internal Medicine
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 754-0744
TAHNEE KAUR SIDHU MD
Internal Medicine (Gastroenterology)
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 696-4600
DANIEL NADWORNY
Registered Nurse (Emergency)
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 313-1272
MRS. ANDREA PAOLA CHOUEIRI PA-C
Physician Assistant
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 313-1540
BAHINAH C CALLAHAN
Anesthesiology
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 667-3112
LORI A CETRINO CRNA
Nurse Anesthetist, Certified Registered
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 667-3364
BETH ISRAEL DEACONESS HOSPITAL MILTON INC
General Acute Care Hospital
199 REEDSDALE RD
MILTON, MA 02186
Norfolk County (617) 313-1214

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Mayo's NPI number?

The NPI number for Thomas Mayo is 1386955144. It was assigned to this individual provider in the NPPES registry on June 27, 2010.

Where is Thomas Mayo located?

Thomas Mayo practices at 199 Reedsdale Rd, Milton, MA 02186. The listed phone number is (617) 969-4600.

What is Thomas Mayo's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Thomas Mayo enrolled in Medicare?

Yes. Thomas Mayo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Thomas Mayo accept?

Health plans from CareSource list Thomas Mayo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Thomas Mayo affiliated with any hospitals?

According to CMS data, Thomas Mayo is affiliated with Norton Hospitals, Inc, Boston Medical Center and Beth Israel Deaconess Hospital - Milton.

When was this NPI record last updated?

The NPPES record for Thomas Mayo was last updated on May 7, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.