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DR. AARON SHIM DO
NPI 1235691627
Internal Medicine in Baltimore, MD

Active since April 03, 2019PECOS Enrolled
76.58/100
CMS Quality Rating
2401 W BELVEDERE AVE, BALTIMORE, MD 21215(410) 601-7639 Get Directions Write a Review

NPPES record last updated: August 4, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 4, 2022, Apr 3, 2019 (2 updates tracked since 2019).

About Dr. Aaron Shim Do NPPES

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

DR. AARON SHIM DO (NPI 1235691627) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (H93986) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2019).

NPPES Registry Identity

NPI1235691627
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. AARON SHIMCredential: DO
Location Address2401 W BELVEDERE AVEBaltimore, MD 21215-5216
Mailing Address2401 W Belvedere AveBaltimore, MD 21215-5270 · (410) 601-7639
Phone(410) 601-7639
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2019
Enumeration DateApril 3, 2019
Last NPPES UpdateAugust 4, 20222 updates tracked since enumeration
NPPES CertifiedAugust 4, 2022
✔ NPI 1235691627 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · H93986
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2401 W BELVEDERE AVE, Baltimore, MD 21215
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Aaron Shim Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1456687755
PECOS Enrollment IDI20220817001637
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 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.
461 services181 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.
97 services94 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.
91 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.
78 services43 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.
69 services27 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.
50 services50 patients

Hospital Affiliations CMS Care Compare

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

Sinai Hospital Of Baltimore

Acute Care Hospitals · Baltimore, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210012
Location2401 West Belvedere AvenueBaltimore, MD 21215 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21215 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

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.

76.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.56
Promoting Interoperability100
Improvement Activities40
Cost48.54

Referred Medical Equipment & Supplies CMS DME claims 2

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
1 supplier11 claims11 services$15.31 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
1 supplier11 claims11 services$71.19 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.

KRISTEN MARLL
Nurse Anesthetist, Certified Registered
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-5209
ANDREW BRAVE CRNP
Nurse Practitioner (Family)
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-9000
DR. CHRISTIAN KADIRI MD
Internal Medicine
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-0594
SNJEZANA JANKOVIC NP
Nurse Practitioner (Family)
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-9802
KATHRYN KEMP
Pediatrics (Pediatric Critical Care Medicine)
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-9000
YULANDA BLACKSTON LGPC
Counselor (Professional)
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 459-3040
DUNCAN MCELFRESH CRNA
Nurse Anesthetist, Certified Registered
2401 W BELVEDERE AVE, ANESTHESIA DEPARTMENT
BALTIMORE, MD 21215
Baltimore City (410) 601-5209
MRS. KERRY SWEENEY MCCARTNEY FNP
Nurse Practitioner (Family)
2401 W BELVEDERE AVE
BALTIMORE, MD 21215
Baltimore City (410) 601-5373

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 Aaron Shim's NPI number?

The NPI number for Aaron Shim is 1235691627. It was assigned to this individual provider in the NPPES registry on April 3, 2019.

Where is Aaron Shim located?

Aaron Shim practices at 2401 W Belvedere Ave, Baltimore, MD 21215. The listed phone number is (410) 601-7639.

What is Aaron Shim's specialty?

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

Is Aaron Shim enrolled in Medicare?

Yes. Aaron Shim is registered in the Medicare PECOS enrollment system.

Is Aaron Shim affiliated with any hospitals?

According to CMS data, Aaron Shim is affiliated with Sinai Hospital Of Baltimore.

When was this NPI record last updated?

The NPPES record for Aaron Shim was last updated on August 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.