What is Yuanyuan Zhang's NPI number?

Yuanyuan Zhang's National Provider Identifier (NPI) is 1144546961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yuanyuan Zhang's specialty?

Yuanyuan Zhang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Yuanyuan Zhang located?

Yuanyuan Zhang's practice location on file with NPPES is 121 Becks Woods Dr, Bear, DE 19701-3851.

What is Yuanyuan Zhang's phone number?

The practice phone number listed in the NPPES registry for Yuanyuan Zhang is (302) 834-7676.

Does Yuanyuan Zhang accept Medicare?

Yuanyuan Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Yuanyuan Zhang's NPI active?

Yes — Yuanyuan Zhang's NPI (1144546961) is active in the NPPES registry as of the last update on 2015-04-07.

IndividualActiveAccepts Medicare

Yuanyuan Zhang, M.D.

NPI 1144546961 · Internal Medicine Physician · Bear, DE

Yuanyuan Zhang, M.D. is a Internal Medicine Physician provider in Bear, DE (NPI 1144546961).

Provider details

NPI number: 1144546961
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Female
Sole proprietor: No
License: C1-0009709 (DE)

Practice location

121 Becks Woods Dr

Suite 200

Bear, DE 19701-3851

Phone: (302) 834-7676

Fax: (302) 834-9202

Approximate (ZIP-level) locationGet directions

More DE providers

Mailing address

121 Becks Woods Dr

Bear, DE 19701-3851

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense C1-0009709 (DE)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
16 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
1 documented practice location
Medicare service volume (vs. specialty peers)25% of score
6,094 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010	1,436	$8
Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000	1,032	$14
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	800	$126
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	602	$177
Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306	516	$189

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 57 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	973	310
Metoprolol Succinate	544	191
Furosemide	415	139
Carvedilol	380	107
Amlodipine Besylate	353	124
Apixabanbrand: Eliquis	336	93
Rosuvastatin Calcium	316

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$939 across 55 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2010-04-19
Last updated: 2015-04-07

Frequently asked questions

What is Yuanyuan Zhang's NPI number?: Yuanyuan Zhang's National Provider Identifier (NPI) is 1144546961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Yuanyuan Zhang's specialty?: Yuanyuan Zhang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Yuanyuan Zhang located?: Yuanyuan Zhang's practice location on file with NPPES is 121 Becks Woods Dr, Bear, DE 19701-3851.
What is Yuanyuan Zhang's phone number?: The practice phone number listed in the NPPES registry for Yuanyuan Zhang is (302) 834-7676.
Does Yuanyuan Zhang accept Medicare?: Yuanyuan Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Yuanyuan Zhang's NPI active?: Yes — Yuanyuan Zhang's NPI (1144546961) is active in the NPPES registry as of the last update on 2015-04-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010	1,436	$8
Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000	1,032	$14
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	800	$126
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	602	$177
Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306	516	$189

Drug

Part D claims (2024)

Beneficiaries

Atorvastatin Calcium

973

310

Metoprolol Succinate

544

191

Furosemide

415

139

Carvedilol

380

107

Amlodipine Besylate

353

124

Apixabanbrand: Eliquis

336

Rosuvastatin Calcium

316

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$939 across 55 records (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments