JOHN MARK ADAMS MD
NPI 1316136575
Internal Medicine in Raleigh, NC

Active since October 23, 2007PECOS EnrolledAccepts Medicare Assignment
4420 LAKE BOONE TRL, RALEIGH, NC 27607(919) 784-7093(919) 784-7395 Get Directions Write a Review

NPPES record last updated: March 26, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 26, 2021, Sep 19, 2018 (2 updates tracked since 2018).

About John Mark Adams Md NPPES

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

JOHN MARK ADAMS MD (NPI 1316136575) is an individual internal medicine provider in Raleigh, North Carolina, licensed in North Carolina (2013-01948) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS, is affiliated with Rex Hospital, and is a graduate of Brody School Of Medicine At East Carolina University (2007).

NPPES Registry Identity

NPI1316136575
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN MARK ADAMSCredential: MD
Location Address4420 LAKE BOONE TRLRaleigh, NC 27607-7505
Mailing Address4420 Lake Boone TrlRaleigh, NC 27607-7505 · (919) 784-7093 · Fax (919) 784-7395
Fax(919) 784-7395
Sole ProprietorNo
Medical School CMSBrody School Of Medicine At East Carolina UniversityGraduated 2007
Enumeration DateOctober 23, 2007
Last NPPES UpdateMarch 26, 20212 updates tracked since enumeration
NPPES CertifiedMarch 26, 2021
NPI 1316136575 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in NC · 2013-01948 Licensed in OH · 35.095736
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.
Also ListedHospitalistTaxonomy 208M00000X · License 2013-01948 (NC)
4420 LAKE BOONE TRL, Raleigh, NC 27607

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

John Mark Adams 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 ID1759529001
PECOS Enrollment IDI20140329000286
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.

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.
327 services149 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.
237 services112 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
93 services90 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.
50 services49 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
39 services39 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.
24 services24 patients

Hospital Affiliations CMS Care Compare

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

Rex Hospital

Acute Care Hospitals · Raleigh, NC
5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number340114
Location4420 Lake Boone TrailRaleigh, NC 27607 · Wake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27607 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
4 suppliers24 claims24 services$14.69 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers32 claims32 services$75.30 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
2 suppliers24 claims25 services$19.22 avg. paid by Medicare
Elevating leg rests, pair (for use with capped rental wheelchair base) K0195
DME-Wheelchairs · category DD021N
2 suppliers18 claims19 services$7.31 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Physician Assistant
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Nurse Anesthetist, Certified Registered
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Nurse Practitioner (Family)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Registered Nurse (Critical Care Medicine)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Psychiatry & Neurology (Neurology)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Physician Assistant
4420 LAKE BOONE TRL, SUITE 200
RALEIGH, NC 27607
Nurse Anesthetist, Certified Registered
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Internal Medicine (Hematology & Oncology)
4420 LAKE BOONE TRL, SUITE 200
RALEIGH, NC 27607

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 John Adams's NPI number?

The NPI number for John Adams is 1316136575. It was assigned to this individual provider in the NPPES registry on October 23, 2007.

Where is John Adams located?

John Adams practices at 4420 Lake Boone Trl, Raleigh, NC 27607. The listed phone number is (919) 784-7093.

What is John Adams's specialty?

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

Is John Adams enrolled in Medicare?

Yes. John Adams 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 John Adams accept?

Health plans from Blue Cross and Blue Shield of NC list John Adams 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 John Adams affiliated with any hospitals?

According to CMS data, John Adams is affiliated with Rex Hospital.

When was this NPI record last updated?

The NPPES record for John Adams was last updated on March 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.