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

ALEXANDER S HINNENKAMP
NPI 1083300495
Internal Medicine in Philadelphia, PA

Active since April 18, 2023PECOS Enrolled
900 WALNUT ST, PHILADELPHIA, PA 19107(215) 955-6000 Get Directions Write a Review

NPPES record last updated: September 25, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

About Alexander S Hinnenkamp NPPES

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

ALEXANDER S HINNENKAMP (NPI 1083300495) is an individual internal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (OS026080) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1083300495
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameALEXANDER S HINNENKAMP
Location Address900 WALNUT STPhiladelphia, PA 19107-5191
Mailing Address1350 Foxcroft DrLancaster, PA 17601-5266 · (717) 475-2725
Phone(215) 955-6000
Sole ProprietorYes
Enumeration DateApril 18, 2023
Last NPPES UpdateSeptember 25, 2026
NPPES CertifiedSeptember 25, 2026
✔ NPI 1083300495 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PA · OS026080
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.
900 WALNUT ST, Philadelphia, PA 19107
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexander S Hinnenkamp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 20

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

DR. OLATUNDE KUPONIYI DO
Internal Medicine
900 WALNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-7000
DR. JENNIFER R. TINKER PH.D.
Clinical Neuropsychologist
900 WALNUT ST, 2ND FLR, JEFFERSON HOSPITAL FOR NEUROSCIENCES
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-1222
DR. STEPHANIE J. NAHAS-GEIGER M.D.
Psychiatry & Neurology (Neurology)
900 WALNUT ST, 2ND FLOOR
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-2243
DR. DANIEL E. KREMENS M.D., J.D.
Psychiatry & Neurology (Neurology)
900 WALNUT ST, 2ND FLOOR
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-1234
DR. ABDOLMOHAMAD ROSTAMI M.D.
Psychiatry & Neurology (Neurology)
900 WALNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-1234
CHRISTINE MARCELLO CRNP
Nurse Practitioner (Family)
900 WALNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 503-6538
DR. ROBERT L. BARCHI M.D.
Psychiatry & Neurology (Neurology)
900 WALNUT ST, 2ND FLOOR
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-1234
CLINTON LAURITSEN D.O.
Psychiatry & Neurology (Neurology)
900 WALNUT ST, SUITE 200, ROOM 232 TJUH HEADACHE CENTER
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-5266

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 Alexander Hinnenkamp's NPI number?

The NPI number for Alexander Hinnenkamp is 1083300495. It was assigned to this individual provider in the NPPES registry on April 18, 2023.

Where is Alexander Hinnenkamp located?

Alexander Hinnenkamp practices at 900 Walnut St, Philadelphia, PA 19107. The listed phone number is (215) 955-6000.

What is Alexander Hinnenkamp's specialty?

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

Is Alexander Hinnenkamp enrolled in Medicare?

Yes. Alexander Hinnenkamp is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexander Hinnenkamp was last updated on September 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.