NPPES file of Aug 9, 2026

Nathanael David Heckmann, M.D.

Adult Reconstructive Orthopaedic Surgery Physician · Los Angeles, CA

Nathanael David Heckmann, M.D. is an adult reconstructive orthopaedic surgery physician with a practice address in Los Angeles, California, and NPI 1164833406, issued on May 8, 2014. Check the license (California A137295, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164833406
Name
Nathanael David Heckmann
Credential
M.D.
Primary taxonomy
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X
License number
A137295 CA
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St Ste 2000, Los Angeles, CA 90033
Phone
(323) 442-5860
Enumerated
May 8, 2014
Record last updated
Nov 27, 2023
Medicare enrollment
Enrolled (PECOS I20190726001791); accepts Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 2013
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1520 San Pablo St Ste 2000

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Temidayo Aderibigbe, MDOrthopaedic Surgery Physician1386261501
  2. Elke Ahlmann, M.D.Orthopaedic Surgery Physician1578781191
  3. Ram Alluri, M.D.Orthopaedic Surgery of the Spine Physician1487064150
  4. Camille AmparoPhysician Assistant1104567932
  5. Constance AngelesNurse Practitioner1780929042
  6. Ali Azad, MDOrthopaedic Hand Surgery Physician1487064127

Verify Nathanael David Heckmann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A137295
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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96% fewer Medicare Part D claims than the average adult reconstructive orthopaedic surgery physician in 2024

26 Medicare Part D claims for 12 beneficiaries, against an average of 579 among the 1,112 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Nathanael Heckmann26
  2. Specialty average579

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $43,007.33

48 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 1,060 providers of this specialty with any payment received $68,015.27 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathanael Heckmann$43,007
  2. Specialty average$68,015

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Usc Care Medical Group IncLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nathanael David Heckmann among 147 adult reconstructive orthopaedic surgery physician records in California

Nathanael David Heckmann, M.D. is one of 147 adult reconstructive orthopaedic surgery physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 67% of them.

  • NPI issued2014 · 67% of these records are older, 27% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2013 · median 2009 among the 112 with a school on file
  • Record last updated2023 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0114X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Reconstructive Orthopaedic Surgery Physician providers in California

There are 147 adult reconstructive orthopaedic surgery physician records in California.

The 8 adult reconstructive orthopaedic surgery physician records with the nearest ZIP codes

  1. Paul Gilbert, M.D.Los Angeles, CA 900331457399784
  2. Donald Longjohn, M.D.Los Angeles, CA 900331215949524
  3. Daniel Oakes, M.D.Los Angeles, CA 900331174636302
  4. William Long, M.D.Los Angeles, CA 900271023067055
  5. Alan Kessler, MDLos Angeles, CA 900201124154034
  6. David Lee, MDLos Angeles, CA 900201427652304
  7. Guy D Paiement, MDLos Angeles, CA 900481538249776
  8. Rajan Patel, M.D.Los Angeles, CA 900481649294984

Common questions

What is Nathanael David Heckmann, M.D.'s NPI number?

Nathanael David Heckmann, M.D.'s National Provider Identifier (NPI) is 1164833406, issued on May 8, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Nathanael David Heckmann, M.D. located?

The NPPES record lists a practice address at 1520 San Pablo St Ste 2000, Los Angeles, CA, 90033. Phone: (323) 442-5860. Providers update this record themselves, so call before visiting.

How can I verify Nathanael David Heckmann, M.D.'s license?

NPPES lists California license number A137295, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nathanael David Heckmann, M.D. prescribe under Medicare Part D?

In 2024, Nathanael David Heckmann, M.D. had 26 Medicare Part D claims for 12 beneficiaries; the average among adult reconstructive orthopaedic surgery physician prescribers was 579. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.