1. Home
  2. Directory
  3. Pennsylvania
  4. Philadelphia
  5. Internal Medicine
  6. NPI Profile

OANA TOMESCU MD
NPI 1063577237
Internal Medicine in Philadelphia, PA

Active since December 27, 2006PECOS EnrolledAccepts Medicare Assignment
3701 MARKET STREET, 6TH FLOOR, SUITE 640, PHILADELPHIA, PA 19104(215) 662-2250 Get Directions Write a Review

NPPES record last updated: March 3, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Oana Tomescu Md NPPES

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

OANA TOMESCU MD (NPI 1063577237) is an individual internal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD430263) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Hospital Of Univ Of Pennsylvania, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (2004).

NPPES Registry Identity

NPI1063577237
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameOANA TOMESCUCredential: MD
Location Address3701 MARKET STREET, 6TH FLOOR, SUITE 640Philadelphia, PA 19104-5508
Mailing Address3701 Market Street, 6th Floor, Suite 640Philadelphia, PA 19104-5508 · (215) 662-2250
Phone(215) 662-2250
Sole ProprietorNo
Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 2004
Enumeration DateDecember 27, 2006
Last NPPES UpdateMarch 3, 2016
✔ NPI 1063577237 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 · MD430263
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 ListedPediatrics · Adolescent MedicineTaxonomy 2080A0000X · License MD430263 (PA)
3701 MARKET STREET, Philadelphia, PA 19104
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

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

Oana Tomescu 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 ID7618027400
PECOS Enrollment IDI20090617000364
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 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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
50 services24 patients
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.
15 services15 patients

Hospital Affiliations CMS Care Compare 4

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

Hospital Of Univ Of Pennsylvania

Acute Care Hospitals · Philadelphia, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390111
Location34th & Spruce StsPhiladelphia, PA 19104 · Philadelphia County
Emergency services Birthing friendly

Penn Presbyterian Medical Center

Acute Care Hospitals · Philadelphia, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number390223
Location51 North 39th StreetPhiladelphia, PA 19104 · Philadelphia County
Emergency services

Pennsylvania Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390226
Location800 Spruce StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

Children's Hospital Of Philadelphia

Childrens · Philadelphia, PA
OwnershipVoluntary non-profit - Private
CMS Certification Number393303
Location3401 Civic Center BlvdPhiladelphia, PA 19104 · Philadelphia County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19104 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

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

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier12 claims12 services$169.80 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.

MICHAEL A STAWNYCHY CRNP
Nurse Practitioner (Adult Health)
3701 MARKET STREET, EDWARD COOPER PRACTICE - 6TH FLOOR
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250
DR. SALINA BAKSHI M.D.
Internal Medicine
3701 MARKET STREET, 6TH FLOOR, SUITE 640
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250
ELIZABETH KNUDSEN CRNP
Nurse Practitioner (Gerontology)
3701 MARKET STREET, 7TH FLOOR, SUITE 741
PHILADELPHIA, PA 19104
Philadelphia County (516) 428-9058
KYRA C WILLIAMS MD
Obstetrics & Gynecology (Obstetrics)
3701 MARKET STREET, 3RD FLOOR
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6035
JAYA AYSOLA MD
Internal Medicine
3701 MARKET STREET, 6TH FLOOR, SUITE 640
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250
PHILIP A MASTERS MD
Hospitalist
3701 MARKET STREET, 6TH FLOOR, SUITE 640
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250
ANDREW WALTERS MAIER MD
Internal Medicine
3701 MARKET STREET, 6TH FLOOR, SUITE 640
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250
DAVID JACOB AIZENBERG MD
Internal Medicine
3701 MARKET STREET, 6TH FLOOR, SUITE 640
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2250

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 Oana Tomescu's NPI number?

The NPI number for Oana Tomescu is 1063577237. It was assigned to this individual provider in the NPPES registry on December 27, 2006.

Where is Oana Tomescu located?

Oana Tomescu practices at 3701 Market Street 6th Floor, Suite 640, Philadelphia, PA 19104. The listed phone number is (215) 662-2250.

What is Oana Tomescu's specialty?

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

Is Oana Tomescu enrolled in Medicare?

Yes. Oana Tomescu 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.

What insurance does Oana Tomescu accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Oana Tomescu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Oana Tomescu affiliated with any hospitals?

According to CMS data, Oana Tomescu is affiliated with Hospital Of Univ Of Pennsylvania, Penn Presbyterian Medical Center, Pennsylvania Hospital and Children's Hospital Of Philadelphia.

When was this NPI record last updated?

The NPPES record for Oana Tomescu was last updated on March 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.