1. Home
  2. Directory
  3. California
  4. San Diego
  5. Internal Medicine
  6. NPI Profile

STEPHEN Y.P. SHEN M.D.
NPI 1396839726
Internal Medicine - Adolescent Medicine in San Diego, CA

Active since October 02, 2006PECOS EnrolledAccepts Medicare Assignment
8765 AERO DRIVE, SUITE 130, SAN DIEGO, CA 92123(858) 541-0181(858) 430-0919 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Stephen Y.p. Shen M.d. NPPES

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

STEPHEN Y.P. SHEN M.D. (NPI 1396839726) is an individual adolescent medicine provider in San Diego, California, licensed in California (A70873) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of West Virginia University School Of Medicine (1998).

NPPES Registry Identity

NPI1396839726
Entity TypeIndividualMale
Primary Taxonomy207RA0000X
Provider Legal NameSTEPHEN Y.P. SHENCredential: M.D.
Location Address8765 AERO DRIVE, SUITE 130San Diego, CA 92123
Mailing Address8765 Aero Drive, Suite 130San Diego, CA 92123 · (858) 541-0181 · Fax (858) 430-0919
Phone(858) 541-0181
Fax(858) 430-0919
Sole ProprietorYes
Medical School CMSWest Virginia University School Of MedicineGraduated 1998
Enumeration DateOctober 2, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1396839726 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Adolescent MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RA0000X
License✔ Licensed in CA · A70873
Definition
An internist who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.
8765 AERO DRIVE, San Diego, CA 92123
Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type UnspecifiedWA70873ACA
Medicare UPINH98317CA

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

Stephen Y.p. Shen 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 ID1951295906
PECOS Enrollment IDI20040210001161
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.

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.
580 services231 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.
251 services124 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.
144 services141 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.
130 services129 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.
63 services35 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.
46 services46 patients

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 supplier21 claims21 services$16.61 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
2 suppliers22 claims22 services$78.01 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 4

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

KEN ROTH MD & ROLF EHLERS MD SAN DIEGO INTERNAL MEDICINE ASSOC
Internal Medicine (Adolescent Medicine)
8765 AERO DRIVE, SUITE 130
SAN DIEGO, CA 92123
San Diego County (858) 541-0181
MRS. KATIE LYNN TONE BYRNE PSY.D.
Psychologist
8765 AERO DRIVE, SUITE 221
SAN DIEGO, CA 92123
San Diego County (858) 268-9800
KENNETH J. ROTH M.D.
Internal Medicine
8765 AERO DRIVE, SUITE 130
SAN DIEGO, CA 92123
San Diego County (858) 541-0181
DR. ARTHUR LOVGREN-MORITZ M.D.
Internal Medicine
8765 AERO DRIVE, SUITE 130
SAN DIEGO, CA 92123
San Diego County (858) 541-0181

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 Stephen Shen's NPI number?

The NPI number for Stephen Shen is 1396839726. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Where is Stephen Shen located?

Stephen Shen practices at 8765 Aero Drive Suite 130, San Diego, CA 92123. The listed phone number is (858) 541-0181.

What is Stephen Shen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Adolescent Medicine, with taxonomy code 207RA0000X.

Is Stephen Shen enrolled in Medicare?

Yes. Stephen Shen 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.

When was this NPI record last updated?

The NPPES record for Stephen Shen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.