NPPES file of Aug 9, 2026

Jonathan L. Dameworth, M.D.

Colon & Rectal Surgery Physician · Phoenix, AZ

Jonathan L. Dameworth, M.D. is a colon & rectal surgery physician with a practice address in Phoenix, Arizona, and NPI 1194102772, issued on May 2, 2015. Check the license (Arizona 64001, as entered in NPPES) on the Arizona Medical Board; 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
1194102772
Name
Jonathan L. Dameworth
Credential
M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
64001 AZ
Self-reported in NPPES; status is on the state search
Practice location
500 W Thomas RD Ste 400, Phoenix, AZ 85013
Phone
(602) 406-3874
Enumerated
May 2, 2015
Record last updated
Nov 6, 2024
Fax
(602) 406-2335
Medicare enrollment
Enrolled (PECOS I20210802001138); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2015
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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8 nearest colon & rectal surgery physician records → All 60 in Arizona → Look up another NPI →

Also registered at 500 W Thomas RD Ste 400

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

  1. Derik Alexander, FNPAdult Health Nurse Practitioner1306169313
  2. Conrad Ballecer, M.D.Surgery Physician1689871188
  3. James Bogert, MDSurgical Critical Care Physician1982868519
  4. Kimberly Chrisman, PA-CSurgical Physician Assistant1487679429
  5. Kathryn Coan, M.D.Surgery Physician1811121403
  6. Chelsea Colby, AGACNP-BCAdult Health Nurse Practitioner1568271153

Verify Jonathan L. Dameworth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 64001    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 Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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57% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024

83 Medicare Part D claims for 25 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D.

  1. Jonathan Dameworth83
  2. Specialty average192

Most prescribed

  1. Metronidazole14 claims
  2. Neomycin Sulfate13 claims

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: $87.99

2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jonathan Dameworth$87.99
  2. Specialty average$3,468.16

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. Sjhmc Physician ServicesPhoenix, AZ

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

Jonathan L. Dameworth among 60 colon & rectal surgery physician records in Arizona

Jonathan L. Dameworth, M.D. is one of 60 colon & rectal surgery physician records with a practice address in Arizona. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 93% of them.

  • NPI issued2015 · 93% of these records are older, 2% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2015 · median 2003 among the 45 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Colon & Rectal Surgery Physician providers in Arizona

There are 60 colon & rectal surgery physician records in Arizona.

All 60 in Arizona → Every provider in Phoenix → Colon & Rectal Surgery Physician nationwide →

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Ronald Gagliano, M.D.Phoenix, AZ 850131043296460
  2. Nimesh Naik, MDPhoenix, AZ 850131306281308
  3. Omar Marar, M.D.Phoenix, AZ 850151912252321
  4. Ann Kalhorn, M.D.Phoenix, AZ 850161942296629
  5. Elizabeth McConnell, MDPhoenix, AZ 850161952393761
  6. Stephen Brown, M.D.Phoenix, AZ 850061558358275
  7. Ashley Casano, DOPhoenix, AZ 850061255777694
  8. Marc Goldblatt, M.D.Phoenix, AZ 850061154317824

Common questions

What is Jonathan L. Dameworth, M.D.'s NPI number?

Jonathan L. Dameworth, M.D.'s National Provider Identifier (NPI) is 1194102772, issued on May 2, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan L. Dameworth, M.D. located?

The NPPES record lists a practice address at 500 W Thomas RD Ste 400, Phoenix, AZ, 85013. Phone: (602) 406-3874. Providers update this record themselves, so call before visiting.

How can I verify Jonathan L. Dameworth, M.D.'s license?

NPPES lists Arizona license number 64001, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jonathan L. Dameworth, M.D. prescribe under Medicare Part D?

In 2024, Jonathan L. Dameworth, M.D. had 83 Medicare Part D claims for 25 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.