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SHAN SHAN CHEN MD
NPI 1487945507
Internal Medicine - Nephrology in Bakersfield, CA

Active since April 23, 2011PECOS EnrolledAccepts Medicare Assignment
3501 STOCKDALE HWY, BAKERSFIELD, CA 93309(833) 574-2273 Get Directions Write a Review

NPPES record last updated: May 14, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 14, 2026, Feb 16, 2022 (2 updates tracked since 2022).

About Shan Shan Chen Md NPPES

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

SHAN SHAN CHEN MD (NPI 1487945507) is an individual nephrology provider in Bakersfield, California, licensed in California (C175294) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1487945507
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameSHAN SHAN CHENCredential: MD
Location Address3501 STOCKDALE HWYBakersfield, CA 93309-2150
Mailing Address3501 Stockdale HwyBakersfield, CA 93309-2150 · (833) 574-2273
Phone(833) 574-2273
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateApril 23, 2011
Last NPPES UpdateMay 14, 20262 updates tracked since enumeration
NPPES CertifiedMay 14, 2026
✔ NPI 1487945507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · C175294
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
3501 STOCKDALE HWY, Bakersfield, CA 93309
Open in Google Maps ↗

Other Names 1

Former Name (1)Ei Ei Hnin M.d

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

Shan Shan Chen 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 ID6103135587
PECOS Enrollment IDI20220223002651
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

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 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.
23 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93309 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
$135.05 typical visit price
range $59.26 – $178.09
Typical copayment $33.76 (range $14.81 – $44.52)
Most-billed visit code 99204
Established Patient
$104.09 typical visit price
range $19.34 – $145.64
Typical copayment $26.02 (range $4.83 – $36.41)
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 7

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

Tacrolimus, extended release, (envarsus xr), oral, 0.25 mg J7503
Treatment-Chemotherapy · category RH002N
2 suppliers16 claims5,100 services$1.20 avg. paid by Medicare
Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
7 suppliers53 claims5,145 services$0.33 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers26 claims3,780 services$0.01 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
6 suppliers16 claims1,920 services$0.21 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers61 claims11,460 services$0.88 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
8 suppliers63 claims63 services$17.82 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.

EDGAR RUBEN LOPEZ MD
Internal Medicine
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (833) 574-2273
DR. JULIANA O OPONG MD
Pediatrics
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (661) 398-5012
MARIBEL MANCILLA
Assistant Behavior Analyst
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (714) 912-7031
SAM LOUIE
Pharmacist
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (661) 398-5055
YIN LEI LEI WIN
Internal Medicine (Nephrology)
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (661) 328-9831
DOREEN KAY SCHNEIDER PHARM.D.
Pharmacist
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (661) 398-3648
DR. RAHILA TRICIA ANDREWS-STEELE M.D., M.O.H.
Preventive Medicine (Occupational Medicine)
3501 STOCKDALE HWY, 2ND FLOOR
BAKERSFIELD, CA 93309
Kern County (661) 398-3813
ALI RAZA EFFENDI MD
Family Medicine
3501 STOCKDALE HWY
BAKERSFIELD, CA 93309
Kern County (661) 827-3036

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 Shan Shan Chen's NPI number?

The NPI number for Shan Shan Chen is 1487945507. It was assigned to this individual provider in the NPPES registry on April 23, 2011. The provider is also known as Ei Ei Hnin M.D.

Where is Shan Shan Chen located?

Shan Shan Chen practices at 3501 Stockdale Hwy, Bakersfield, CA 93309. The listed phone number is (833) 574-2273.

What is Shan Shan Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Shan Shan Chen enrolled in Medicare?

Yes. Shan Shan Chen 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 Shan Shan Chen was last updated on May 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.