NPPES file of Aug 9, 2026

Eric Clayton Siddall, M.D.

Nephrology Physician · New York, NY

Eric Clayton Siddall, M.D. is a nephrology physician with a practice address in New York, New York, and NPI 1124210901, issued on Aug 15, 2007. Check the license (New York 245059, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124210901
Name
Eric Clayton Siddall
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
245059 NY
Self-reported in NPPES; status is on the state search
Practice location
177 Fort Washington Ave, New York, NY 10032
Phone
(212) 305-2913
Enumerated
Aug 15, 2007
Record last updated
Jun 24, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081002000347); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2005
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 177 Fort Washington Ave

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

  1. Darryl Abrams, MDCritical Care Medicine (Internal Medicine) Physician1881853406
  2. Benjamin AckermanRegistered Nurse1306695911
  3. Afua Addo, MSStudent in an Organized Health Care Education/Training Program1225971658
  4. Shady Ahmed, PT, DPTPhysical Therapist1003208182
  5. Jane AkomeahFamily Nurse Practitioner1912618430
  6. Briggitte Alcivar, FNPFamily Nurse Practitioner1003288374

Verify Eric Clayton Siddall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 245059
    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 New York 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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72% fewer Medicare Part D claims than the average nephrology physician in 2024

405 Medicare Part D claims for 87 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Eric Siddall405
  2. Specialty average1,465

Most prescribed

  1. Losartan Potassium49 claims
  2. Amlodipine Besylate43 claims
  3. Spironolactone40 claims
  4. Hydrochlorothiazide32 claims
  5. Eplerenone23 claims
  6. Sevelamer Carbonate21 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.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Trustees OF Columbia University IN The City OF New YorkNew York, NY

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

Eric Clayton Siddall among 1,049 nephrology physician records in New York

Eric Clayton Siddall, M.D. is one of 1,049 nephrology physician records with a practice address in New York. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 53% of them.

  • NPI issued2007 · 53% of these records are older, 39% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2005 · median 1999 among the 764 with a school on file
  • Record last updated2017 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in New York

There are 1,049 nephrology physician records in New York.

The 8 nephrology physician records with the nearest ZIP codes

  1. Gerald Appel, M.D.New York, NY 100321306918651
  2. Jonathan Barasch, M.D.New York, NY 100321407903271
  3. David Cohen, M.D.New York, NY 100321881768158
  4. Russell Crew, MDNew York, NY 100321760564710
  5. Geoffrey Dube, M.D.New York, NY 100321750334926
  6. Ali Gharavi, M.D.New York, NY 100321144396268
  7. Donald Landry, M.D.New York, NY 100321033286273
  8. Sumit Mohan, MDNew York, NY 100321275682213

Common questions

What is Eric Clayton Siddall, M.D.'s NPI number?

Eric Clayton Siddall, M.D.'s National Provider Identifier (NPI) is 1124210901, issued on Aug 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Eric Clayton Siddall, M.D. located?

The NPPES record lists a practice address at 177 Fort Washington Ave, New York, NY, 10032. Phone: (212) 305-2913. Providers update this record themselves, so call before visiting.

How can I verify Eric Clayton Siddall, M.D.'s license?

NPPES lists New York license number 245059, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Eric Clayton Siddall, M.D. prescribe under Medicare Part D?

In 2024, Eric Clayton Siddall, M.D. had 405 Medicare Part D claims for 87 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

What is Eric Clayton Siddall, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.