DR. NIDHI MASTER M.D.
NPI 1487910741
Internal Medicine in Wynnewood, PA

Q: What is Nidhi Master's NPI number?

The NPI number for Nidhi Master is 1487910741. It was assigned to this individual provider in the NPPES registry on April 11, 2012. The provider is also known as Dr. Nidhi Dalal MD.

Q: What is Nidhi Master's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Nidhi Master was last updated on June 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since April 11, 2012PECOS EnrolledAccepts Medicare Assignment

100 E LANCASTER AVE, 4 PAVILION, SUITE 4303, WYNNEWOOD, PA 19096(484) 476-6421(484) 337-4086 Get Directions Write a Review

NPPES record last updated: June 23, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 23, 2023, Apr 10, 2017 (2 updates tracked since 2017).

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About Dr. Nidhi Master M.d. NPPES

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

DR. NIDHI MASTER M.D. (NPI 1487910741) is an individual internal medicine provider in Wynnewood, Pennsylvania, licensed in Pennsylvania (MD454027) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, is affiliated with Bryn Mawr Hospital, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1487910741

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameDR. NIDHI MASTERCredential: M.D.

Location Address100 E LANCASTER AVE, 4 PAVILION, SUITE 4303Wynnewood, PA 19096-3450

Mailing Address100 E Lancaster Ave, 4 Pavilion, Suite 4303Wynnewood, PA 19096-3450 · (484) 476-6421 · Fax (484) 337-4086

Phone(484) 476-6421

Fax(484) 337-4086

Sole ProprietorNo

Medical School CMSOtherGraduated 2012

Enumeration DateApril 11, 2012

Last NPPES UpdateJune 23, 20232 updates tracked since enumeration

NPPES CertifiedJune 23, 2023

✔ NPI 1487910741 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 PA · MD454027

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 ListedHospitalistTaxonomy 208M00000X · License MD454027 (PA)

100 E LANCASTER AVE, Wynnewood, PA 19096

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Other Names 1

Former Name (1)Dr. Nidhi Dalal Md

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nidhi Master 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 ID3173756665

PECOS Enrollment IDI20150602001408

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.

Medicare Billing Reassignments

Medicare enrollment records show Nidhi Master reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Jefferson Community Physicians

2.6 mi

Internal Medicine

225 E CITY LINE AVE
Bala Cynwyd, PA 19004

Reassigned Medicare billing, Pennsylvania enrollment
Medicare enrollment name: Methodist Associates In Healthcare, Inc
600 clinicians in this Medicare group

NPI 1891587036 (844) 542-2273

Main Line Healthcare

7.7 mi

Family Medicine

3803 WEST CHESTER PIKE, H BLDG SUITE 160
Newtown Square, PA 19073

Reassigned Medicare billing, Pennsylvania enrollment
1,638 clinicians in this Medicare group

NPI 1922077643 (484) 337-1585

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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.

29 services22 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

15 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Bryn Mawr Hospital

Acute Care Hospitals · Bryn Mawr, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390139

Location130 South Bryn Mawr AveBryn Mawr, PA 19010 · Montgomery County

Emergency services Birthing friendly

Thomas Jefferson University Hospital

Acute Care Hospitals · Philadelphia, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390174

Location111 South 11th StreetPhiladelphia, PA 19107 · Philadelphia County

Emergency services Birthing friendly

Main Line Hospital Lankenau

Acute Care Hospitals · Wynnewood, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390195

Location100 Lancaster AveWynnewood, PA 19096 · Montgomery County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19096 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

$137.17 typical visit price

range $59.88 – $180.99

Typical copayment $34.29 (range $14.97 – $45.24)

Most-billed visit code 99204

Established Patient

$105.21 typical visit price

range $19.30 – $147.29

Typical copayment $26.30 (range $4.82 – $36.82)

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 3

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 supplier16 claims16 services$13.23 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

2 suppliers15 claims15 services$917.43 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 suppliers19 claims19 services$64.24 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.

DR. AKHNUWKH JONES M.D.

Internal Medicine

100 E LANCASTER AVE
WYNNEWOOD, PA 19096

Montgomery County (610) 645-2000

AMANDA B CHRISTINI MD

Internal Medicine

100 E LANCASTER AVE, 4 PAVILION, SUITE 4303
WYNNEWOOD, PA 19096

Montgomery County (484) 476-6421

LAI KWAN LOUIE RPH

Pharmacist

100 E LANCASTER AVE, SUITE #12
WYNNEWOOD, PA 19096

Montgomery County (610) 658-8640

DANIEL WANG MD

Internal Medicine

100 E LANCASTER AVE, 4 PAVILION STE 4303
WYNNEWOOD, PA 19096

Montgomery County (484) 476-6421

SARAH TYRRELL CRNA

Nurse Anesthetist, Certified Registered

100 E LANCASTER AVE
WYNNEWOOD, PA 19096

Montgomery County (610) 645-2000

MARGARET MACK

Student in an Organized Health Care Education/Training Program

100 E LANCASTER AVE
WYNNEWOOD, PA 19096

Montgomery County (610) 642-3796

XIAOLING YU MD

Hospitalist

100 E LANCASTER AVE
WYNNEWOOD, PA 19096

Montgomery County (484) 476-6421

JONATHAN HONGYI CHEN MD

Student in an Organized Health Care Education/Training Program

100 E LANCASTER AVE
WYNNEWOOD, PA 19096

Montgomery County (484) 476-2000

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 Nidhi Master's NPI number?

The NPI number for Nidhi Master is 1487910741. It was assigned to this individual provider in the NPPES registry on April 11, 2012. The provider is also known as Dr. Nidhi Dalal MD.

Where is Nidhi Master located?

Nidhi Master practices at 100 E Lancaster Ave 4 Pavilion, Suite 4303, Wynnewood, PA 19096. The listed phone number is (484) 476-6421.

What is Nidhi Master's specialty?

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

Is Nidhi Master enrolled in Medicare?

Yes. Nidhi Master 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.

Which organizations bill Medicare for Nidhi Master's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nidhi Master reassigns Medicare benefits to 2 organizations: Jefferson Community Physicians (Bala Cynwyd, PA) and Main Line Healthcare (Newtown Square, PA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nidhi Master's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nidhi Master affiliated with any hospitals?

According to CMS data, Nidhi Master is affiliated with Bryn Mawr Hospital, Thomas Jefferson University Hospital and Main Line Hospital Lankenau.

When was this NPI record last updated?

The NPPES record for Nidhi Master was last updated on June 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.