DR. DANIEL NEFF M.D.
NPI 1811315872
Psychiatry & Neurology - Psychiatry in Philadelphia, PA

Q: What is Daniel Neff's NPI number?

The NPI number for Daniel Neff is 1811315872. It was assigned to this individual provider in the NPPES registry on April 6, 2014.

Q: What is Daniel Neff's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Daniel Neff was last updated on March 7, 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.

Active since April 06, 2014PECOS EnrolledAccepts Medicare Assignment

833 CHESTNUT ST, SUITE 210, PHILADELPHIA, PA 19107(215) 955-8420(215) 505-2856 Get Directions Write a Review

NPPES record last updated: March 7, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Daniel Neff M.d. NPPES

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

DR. DANIEL NEFF M.D. (NPI 1811315872) is an individual psychiatry provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD459110) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Main Line Hospital Lankenau, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (2014).

NPPES Registry Identity

NPI1811315872

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. DANIEL NEFFCredential: M.D.

Location Address833 CHESTNUT ST, SUITE 210Philadelphia, PA 19107-4414

Mailing Address833 Chestnut St, Suite 210Philadelphia, PA 19107-4414 · (215) 955-9823 · Fax (215) 503-6116

Phone(215) 955-8420

Fax(215) 505-2856

Sole ProprietorNo

Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 2014

Enumeration DateApril 6, 2014

Last NPPES UpdateMarch 7, 2017

✔ NPI 1811315872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in PA · MD459110

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

833 CHESTNUT ST, Philadelphia, PA 19107

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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. Daniel Neff 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 ID4486877743

PECOS Enrollment IDI20170403002604

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 Reassignment

Medicare enrollment records show Daniel Neff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Main Line Healthcare

14 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.

Hospital Affiliations CMS Care Compare

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

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 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

$180.99 typical visit price

range $59.88 – $180.99

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

Most-billed visit code 99205

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 20

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

DR. JOHN W. CARUSO M.D.

Internal Medicine

833 CHESTNUT ST, SUITE 220
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-8465

MARY E BADURA M.S.

Genetic Counselor, MS

833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107

Philadelphia County (800) 326-7002

MS. ETHEL MARIE CLAIRE JOLICOEUR M.SC., M.S.

Genetic Counselor, MS

833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107

Philadelphia County (215) 873-2083

VINCENZO BERGHELLA MD

Obstetrics & Gynecology (Maternal & Fetal Medicine)

833 CHESTNUT ST, 1ST FLOOR
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-5000

DR. VICTOR A. DIAZ JR. M.D.

Family Medicine

833 CHESTNUT ST, SUITE 301
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-6539

DR. MARC J. ALTSHULER M.D.

Family Medicine

833 CHESTNUT ST, SUITE 301
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-7190

DONA CHEN M.D.

Pediatrics

833 CHESTNUT ST
PHILADELPHIA, PA 19107

Philadelphia County (302) 651-4200

MS. CHRISTINA SUZANNE GIATROPOULOS M.S.

Genetic Counselor, MS

833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107

Philadelphia County (215) 351-2331

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 Daniel Neff's NPI number?

The NPI number for Daniel Neff is 1811315872. It was assigned to this individual provider in the NPPES registry on April 6, 2014.

Where is Daniel Neff located?

Daniel Neff practices at 833 Chestnut St Suite 210, Philadelphia, PA 19107. The listed phone number is (215) 955-8420.

What is Daniel Neff's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Daniel Neff enrolled in Medicare?

Yes. Daniel Neff 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 organization bills Medicare for Daniel Neff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Daniel Neff reassigns Medicare benefits to Main Line Healthcare (Newtown Square, PA). The 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 Daniel Neff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Daniel Neff affiliated with any hospitals?

According to CMS data, Daniel Neff is affiliated with Main Line Hospital Lankenau.

When was this NPI record last updated?

The NPPES record for Daniel Neff was last updated on March 7, 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.