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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JOSEPH BAHNG
NPI 1336645290
Obstetrics & Gynecology in Washington, DC

Active since March 31, 2018PECOS Enrolled
2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-2500(202) 741-2550 Get Directions Write a Review

NPPES record last updated: August 26, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 26, 2026, Aug 18, 2026, Jul 19, 2022 and 1 more (4 updates tracked since 2018).

About Joseph Bahng NPPES

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

JOSEPH BAHNG (NPI 1336645290) is an individual obstetrics & gynecology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD210002583) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in Lewiston, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (2018).

NPPES Registry Identity

NPI1336645290
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameJOSEPH BAHNG
Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037-3201
Mailing Address319 S 3rd StDenton, MD 21629-1231 · (407) 383-9718
Phone(202) 741-2500
Fax(202) 741-2550
Sole ProprietorNo
Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 2018
Enumeration DateMarch 31, 2018
Last NPPES UpdateAugust 26, 20264 updates tracked since enumeration
NPPES CertifiedAugust 26, 2026
✔ NPI 1336645290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in DC · MD210002583✔ Licensed in DE · C1-0029810✔ Licensed in ME · MD30662✔ Licensed in VA · 0101289478
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
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Other Names 1

Other Name (5)Joey Bahng

Secondary Practice Location 1

Location 1300 Main StLewiston, ME 04240-7041 · Phone (207) 795-0111

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

Joseph Bahng 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 ID840549150
PECOS Enrollment IDI20220901000361
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
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 20

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

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
NIRAJ RAJU GOWDA MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

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 Joseph Bahng's NPI number?

The NPI number for Joseph Bahng is 1336645290. It was assigned to this individual provider in the NPPES registry on March 31, 2018. The provider is also known as Joey Bahng.

Where is Joseph Bahng located?

Joseph Bahng practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-2500.

What is Joseph Bahng's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Joseph Bahng enrolled in Medicare?

Yes. Joseph Bahng 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 Joseph Bahng was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.