DR. RYAN J SULLIVAN MD
NPI 1881696003
Internal Medicine in Cambridge, MA

Active since June 01, 2005PECOS EnrolledAccepts Medicare Assignment
330 MT AUBURN ST, CAMBRIDGE, MA 02138(617) 499-5112(617) 575-8608 Get Directions Write a Review

NPPES record last updated: March 24, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ryan J Sullivan Md NPPES

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

DR. RYAN J SULLIVAN MD (NPI 1881696003) is an individual internal medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (222743) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Cooley Dickinson Hospital Inc,the, and is a graduate of University Of Connecticut School Of Medicine (2001).

NPPES Registry Identity

NPI1881696003
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. RYAN J SULLIVANCredential: MD
Location Address330 MT AUBURN STCambridge, MA 02138-5502
Mailing Address330 Mt Auburn StCambridge, MA 02138-5502 · (617) 499-5112 · Fax (617) 575-8608
Fax(617) 575-8608
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 2001
Enumeration DateJune 1, 2005
Last NPPES UpdateMarch 24, 2009
NPI 1881696003 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · 222743
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
330 MT AUBURN ST, Cambridge, MA 02138

Other Identifiers 3

Medicaid2097702MA
Medicare UPINI24820MA
Medicare ID-Type UnspecifiedA38111MA

Accepted 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. Ryan J Sullivan Md 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 ID2668423336
PECOS Enrollment IDI20050210000189
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 7

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
253 services125 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
121 services90 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.
50 services25 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.
31 services13 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
27 services23 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
25 services21 patients

Hospital Affiliations CMS Care Compare 5

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

Cooley Dickinson Hospital Inc,the

Acute Care Hospitals · Northampton, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220015
Location30 Locust StreetNorthampton, MA 01060 · Hampshire County
Emergency services Birthing friendly

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Massachusetts Eye And Ear Infirmary -

Acute Care Hospitals · Boston, MA
OwnershipVoluntary non-profit - Private
CMS Certification Number220075
Location243 Charles StreetBoston, MA 02114 · Suffolk County
Emergency services

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02138 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

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

Student in an Organized Health Care Education/Training Program
330 MT AUBURN ST
CAMBRIDGE, MA 02138
Obstetrics & Gynecology
330 MT AUBURN ST, STANTON 1ST FLOOR
CAMBRIDGE, MA 02138
Ophthalmology
330 MT AUBURN ST, MOUNT AUBURN HOSPITAL
CAMBRIDGE, MA 02138
Internal Medicine
330 MT AUBURN ST, INTERNAL MEDICINE RESIDENCY PROGRAM MOUNT AUBURN HOSPIT
CAMBRIDGE, MA 02138
Internal Medicine (Hematology & Oncology)
330 MT AUBURN ST, WYMAN 3
CAMBRIDGE, MA 02138
Advanced Practice Midwife
330 MT AUBURN ST, STANTON 1ST FLOOR
CAMBRIDGE, MA 02138
Internal Medicine
330 MT AUBURN ST
CAMBRIDGE, MA 02138

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 Ryan Sullivan's NPI number?

The NPI number for Ryan Sullivan is 1881696003. It was assigned to this individual provider in the NPPES registry on June 1, 2005.

Where is Ryan Sullivan located?

Ryan Sullivan practices at 330 Mt Auburn St, Cambridge, MA 02138. The listed phone number is (617) 499-5112.

What is Ryan Sullivan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ryan Sullivan enrolled in Medicare?

Yes. Ryan Sullivan 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 Ryan Sullivan accept?

Health plans from Anthem Blue Cross and Blue Shield list Ryan Sullivan 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 Ryan Sullivan affiliated with any hospitals?

According to CMS data, Ryan Sullivan is affiliated with Cooley Dickinson Hospital Inc,the, Massachusetts General Hospital, Massachusetts Eye And Ear Infirmary -, Newton-Wellesley Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Ryan Sullivan was last updated on March 24, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.