NPPES file of Aug 9, 2026

Micah Jon Derby, D.O.

Internal Medicine Physician · Tulsa, OK

Micah Jon Derby, D.O. is an internal medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1548605199, issued on May 8, 2013. Check the license (Oklahoma 5550, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; 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
1548605199
Name
Micah Jon Derby
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5550 OK
Self-reported in NPPES; status is on the state search
Practice location
6600 S Yale Ave Ste 650, Tulsa, OK 74136
Phone
(918) 502-7800
Enumerated
May 8, 2013
Record last updated
Oct 15, 2024
Fax
(918) 502-7815
Medicaid IDs
200541190A OK
200541190B OK
Medicare enrollment
Enrolled (PECOS I20151014000194); accepts Medicare assignment
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 6600 S Yale Ave Ste 650

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

  1. Allison Conaway, APRN, CNPFamily Nurse Practitioner1639776255
  2. Teresa Hardesty, D.O.Internal Medicine Physician1528446804
  3. Michael Hiebert, D.O.Internal Medicine Physician1083154215

Verify Micah Jon Derby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 5550
    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 Oklahoma 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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7% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,963 Medicare Part D claims for 341 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims. 11 claims were for opioids.

  1. Micah Derby2,963
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium176 claims
  2. Biktarvy134 claims
  3. Dovato122 claims
  4. Symtuza83 claims
  5. Amlodipine Besylate81 claims
  6. Levothyroxine Sodium75 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 practice group's MIPS final score for 2023 (Medicare payment program): 86.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score70.7
  2. Costout of 100 · 30%59.6
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $333.90

9 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Micah Derby$333.90
  2. Specialty average$1,303.06

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. Warren Clinic IncTulsa, OK

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

Micah Jon Derby among 1,115 internal medicine physician records in Oklahoma

Micah Jon Derby, D.O. is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 62% of them.

  • NPI issued2013 · 62% of these records are older, 36% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2013 · median 2007 among the 653 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

307 internal medicine physician records list a practice address in Tulsa

They are 307 of the 18,643 NPPES records with a practice address in Tulsa, and 1,115 internal medicine physician records in Oklahoma.

The 8 internal medicine physician records with the nearest ZIP codes

  1. James Bailey, M.D.Tulsa, OK 741361699750349
  2. Kami Barton, M.D.Tulsa, OK 741361235114471
  3. Vincent Bryan, DOTulsa, OK 741361134129356
  4. Brent Dennis, M.D.Tulsa, OK 741361932185709
  5. Stephen Fincher, M.D.Tulsa, OK 741361952388555
  6. Johnny Fowler, M.D.Tulsa, OK 741361184601619
  7. Mark Galles, M.D.Tulsa, OK 741361982681482
  8. Philip Hess, M.D.Tulsa, OK 741361750368924

Common questions

What is Micah Jon Derby, D.O.'s NPI number?

Micah Jon Derby, D.O.'s National Provider Identifier (NPI) is 1548605199, issued on May 8, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Micah Jon Derby, D.O. located?

The NPPES record lists a practice address at 6600 S Yale Ave Ste 650, Tulsa, OK, 74136. Phone: (918) 502-7800. Providers update this record themselves, so call before visiting.

How can I verify Micah Jon Derby, D.O.'s license?

NPPES lists Oklahoma license number 5550, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Micah Jon Derby, D.O. prescribe under Medicare Part D?

In 2024, Micah Jon Derby, D.O. had 2,963 Medicare Part D claims for 341 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Micah Jon Derby, D.O.'s MIPS final score?

The 2023 MIPS final score is 86.9 of 100, reported for the practice group. 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.