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DR. DANA S MAHLAB D.O.
NPI 1538320783
Obstetrics & Gynecology in Horsham, PA

Active since June 20, 2008PECOS EnrolledAccepts Medicare Assignment
300 WELSH RD BLDG 2, HORSHAM BUSINESS CENTER, HORSHAM, PA 19044(215) 657-8430(215) 657-8439 Get Directions Write a Review

NPPES record last updated: September 15, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Dana S Mahlab D.o. NPPES

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

DR. DANA S MAHLAB D.O. (NPI 1538320783) is an individual obstetrics & gynecology provider in Horsham, Pennsylvania, licensed in Pennsylvania (OS015686) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS and is a graduate of Philadelphia College Of Osteopathic Medicine (2008).

NPPES Registry Identity

NPI1538320783
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. DANA S MAHLABCredential: D.O.
Location Address300 WELSH RD BLDG 2, HORSHAM BUSINESS CENTERHorsham, PA 19044-2248
Mailing Address300 Welsh Rd Bldg 2, Horsham Business CenterHorsham, PA 19044-2248 · (215) 657-8430 · Fax (215) 657-8439
Phone(215) 657-8430
Fax(215) 657-8439
Sole ProprietorNo
Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 2008
Enumeration DateJune 20, 2008
Last NPPES UpdateSeptember 15, 2017
✔ NPI 1538320783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in PA · OS015686✔ Licensed in NJ · 25MB09085900
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.
300 WELSH RD BLDG 2, Horsham, PA 19044
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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. Dana S Mahlab D.o. 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 ID9537316369
PECOS Enrollment IDI20130109000023
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

2

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

Abington Memorial Hospital
3.5 mi
Obstetrics & Gynecology
1200 OLD YORK RD
Abington, PA 19001
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 62 clinicians in this Medicare group
NPI 1316189855 (215) 481-2000
Regional Womens Health Group LLC
16 mi
Obstetrics & Gynecology
450 CRESSON BLVD STE 300
Phoenixville, PA 19460
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 226 clinicians in this Medicare group
NPI 1750880118 (856) 669-6050

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.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
31 services31 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19044 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
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
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 4

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

CENTER FOR INTERVENTIONAL PAIN SPINE LLC
Non-Pharmacy Dispensing Site
300 WELSH RD BLDG 2
HORSHAM, PA 19044
Montgomery County (844) 365-7246
NIDHI AGRAWAL M.D.
Anesthesiology
300 WELSH RD BLDG 2
HORSHAM, PA 19044
Montgomery County (844) 365-7246
NANCY GALELLA MD
Obstetrics & Gynecology
300 WELSH RD BLDG 2
HORSHAM, PA 19044
Montgomery County (215) 657-8430
RENATA ESTES CRNP
Nurse Practitioner (Women's Health)
300 WELSH RD BLDG 2
HORSHAM, PA 19044
Montgomery County (215) 481-4212

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 Dana Mahlab's NPI number?

The NPI number for Dana Mahlab is 1538320783. It was assigned to this individual provider in the NPPES registry on June 20, 2008.

Where is Dana Mahlab located?

Dana Mahlab practices at 300 Welsh Rd Bldg 2 Horsham Business Center, Horsham, PA 19044. The listed phone number is (215) 657-8430.

What is Dana Mahlab's specialty?

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

Is Dana Mahlab enrolled in Medicare?

Yes. Dana Mahlab 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 Dana Mahlab's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dana Mahlab reassigns Medicare benefits to 2 organizations: Abington Memorial Hospital (Abington, PA) and Regional Womens Health Group LLC (Phoenixville, 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 Dana Mahlab's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Dana Mahlab was last updated on September 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.