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

DR. HOLLY CONSTANCE ELSER MD, PHD
NPI 1396329454
Psychiatry & Neurology - Neurology in Philadelphia, PA

Q: What is Holly Elser's NPI number?

The NPI number for Holly Elser is 1396329454. It was assigned to this individual provider in the NPPES registry on May 5, 2021.

Q: What is Holly Elser's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Q: When was this NPI record last updated?

The NPPES record for Holly Elser was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.

Active since May 05, 2021PECOS Enrolled

330 SOUTH NINTH STREET, PHILADELPHIA, PA 19107(215) 662-3606(215) 829-6606 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 17, 2026, Jul 10, 2026, Jun 4, 2026 and 1 more (4 updates tracked since 2021).

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About Dr. Holly Constance Elser Md, Phd NPPES

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

DR. HOLLY CONSTANCE ELSER MD, PHD (NPI 1396329454) is an individual neurology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD488359) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Philadelphia, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1396329454

Entity TypeIndividualFemale

Primary Taxonomy2084N0400X

Provider Legal NameDR. HOLLY CONSTANCE ELSERCredential: MD, PHD

Location Address330 SOUTH NINTH STREETPhiladelphia, PA 19107-6103

Mailing Address330 South Ninth StreetPhiladelphia, PA 19107-6103 · (215) 662-3606 · Fax (215) 829-6606

Phone(215) 662-3606

Fax(215) 829-6606

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateMay 5, 2021

Last NPPES UpdateJuly 17, 20264 updates tracked since enumeration

NPPES CertifiedJuly 17, 2026

✔ NPI 1396329454 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

License✔ Licensed in PA · MD488359

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

330 SOUTH NINTH STREET, Philadelphia, PA 19107

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Secondary Practice Location 1

Location 13400 Spruce StPhiladelphia, PA 19104-4238 · Phone (215) 662-2700 · Fax (215) 349-5579

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Holly Constance Elser Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7416427182

PECOS Enrollment IDI20260524000073

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 19107 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.

Other Providers at the Same Location NPPES 8

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

CHARLES PANKOW JR. CRNP

Nurse Practitioner

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

DR. LAUREN HART HAMMER MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

REBECCA WILLIAMSON MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

CHARLES FRANCIS PALMER III MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

MOIRA ENGLAND FLANIGAN MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET, APT. 327
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

STEPHEN D ARADI MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

DR. PATRICK THOMAS EBBERT MD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

LINDSAY AGOSTINELLI MD, PHD

Psychiatry & Neurology (Neurology)

330 SOUTH NINTH STREET
PHILADELPHIA, PA 19107

Philadelphia County (215) 662-3606

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 Holly Elser's NPI number?

The NPI number for Holly Elser is 1396329454. It was assigned to this individual provider in the NPPES registry on May 5, 2021.

Where is Holly Elser located?

Holly Elser practices at 330 South Ninth Street, Philadelphia, PA 19107. The listed phone number is (215) 662-3606.

What is Holly Elser's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Holly Elser enrolled in Medicare?

Yes. Holly Elser is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Holly Elser was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.