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Allopathic & Osteopathic Physicians · Internal Medicine · counts refreshed 2026-11-08

Nephrologists in Oklahoma

158 nephrologists in Oklahoma: 111 with work email (109 trusted tier), 158 with practice phone. Counts refreshed nightly.

Use this directory to build a recruiting shortlist or sales prospect list. Review specialties, practice locations, and available affiliations before choosing contacts. Search public provider profiles for free. Sign in to access available work emails within your plan allowance. Premium contact details require a separate agreement; coverage varies by record.

158Active provider records
70%With work email on file
158With practice phone
2026-11-08Counts last refreshed

Search opens the broader Internal Medicine classification. Use the taxonomy codes below to identify this specialization; The broader search total may differ from this list.

What the list holds

Recordsactive providers on the list
158
With work email70% of records
111
With trusted-tier email98% of the emails on this list
109
With practice phone100% of records
158
With practice city, state and ZIP100% of records
158

What they bill and prescribe

Published Medicare data for 2024, measured over the 13,691 active individual nephrologists on file nationally on 2026-11-08 — a different base from the records above, and the same measurement the data page publishes for every specialty.

Clinicians in this specialtyactive individual providers filed under it, nationally - not the record count above
13,691
With a published procedure line11,886 of the 13,691 active individual nephrologists on file
87%
With published prescribing10,070 of the 13,691 active individual nephrologists on file
74%

Published Medicare fee-for-service data for 2024, covering about one in one clinicians nationally, and more in the specialties that bill it most — not all-payor claims, and low-volume providers are removed before publication. A provider with nothing there has no published Medicare volume, which covers no volume, volume below the publication threshold and not billing Medicare at all — the published data does not separate them, and one year is held, so nothing here is a trend.

A high share here means the published Medicare data covers that specialty well. It says nothing about how complete our contact data is for it — different datasets, measured over different populations — and the email, phone and location fill rates are counted and published separately on the same page.

Understand this audience

What does Nephrologists mean here?

This list follows the provider taxonomy filed in the registry. Nephrologists is a specialization within Internal Medicine. A taxonomy match describes a filed category; it does not establish current employment, board certification or availability for recruitment.

Taxonomy codes
207RN0300X

Make the list useful for your team

  1. Choose a state from the breakdown below.
  2. Review the email and practice-phone coverage separately.
  3. Check each provider’s practice location and available affiliation.
  4. Sign in to reveal eligible contacts or prepare an export under your plan.

An email count is availability, not a promise of delivery. Contact access and export limits depend on your plan. Understand email trust tiers.

What is a nephrologist?

A nephrologist is an internal medicine physician who sub-specialises in the kidneys, including the care of patients on dialysis. Read the entry - training, where they practice, what the letters mean and the closely related professions.

Leadership and facilities

Reaching the organizations these providers work for? Healthcare leadership by role, health systems and facility lists.

By state

Compare Nephrologists across states

StateRecordsWith emailTrusted-tier emailWith phone
California1,9701,4611,3931,970
Texas1,6211,1541,1151,621
New York1,2921,0219791,291
Florida1,2488277821,248
Pennsylvania784632608784
Illinois695554539695
Ohio619498477619
New Jersey596431409596
Georgia579407384579
Maryland539326306539
Massachusetts481409383481
North Carolina481406391481
Michigan476375355476
Arizona461282269460
Virginia400321307400
Tennessee353262251353
Missouri346276267346
Washington334278268334
Indiana319259253319
Louisiana298220212298
Colorado297183173297
Minnesota268256250268
South Carolina254202194254
Kentucky238172161238
Alabama230181172230
Wisconsin222198188222
Puerto Rico221149127221
Connecticut185162152185
Nevada163125125163
Oregon163132131163
Oklahoma158111109158
Mississippi150110105150
Arkansas1148985114
Iowa1049090104
New Mexico1027371102
Utah1008279100
District of Columbia93746993
West Virginia90635790
Hawaii87666587
Kansas87706887
Nebraska73636173
Delaware63494963
Rhode Island58524858
Maine54494954
Idaho47343247
New Hampshire42373542
Montana38262538
South Dakota34252534
North Dakota29282629
Alaska26131326
Wyoming189818
Vermont15131215

States with fewer than 50 nephrologists are counted here but have no page of their own.

The data

Fields and a sample

What each record carries

NPI
The provider's 10-digit National Provider Identifier
Name and credentials
As filed, with credentials such as MD, DO, NP
Type and status
Individual or organization; active or inactive
Specialty and specialty group
Primary taxonomy, classification and specialization
Practice city, state and ZIP
Where the provider practices
Practice phone
The phone on the provider's practice record
Employer and employer domain
Who the provider works for, where known, with how it was established
Work email (up to three)
Each with where it came from; filter to trusted-tier addresses only
EHR system
The electronic health record the practice runs, where evidenced
Last updated
The date the record was last refreshed

Sample record

Invented for illustration - not a real provider. Names, numbers and addresses here are fictional.

NPI
0000000000 (sample)
Name
Jordan Sample, MD (fictional)
Specialty
Nephrologists
Practice location
Anytown, ST 00000
Practice phone
(555) 010-0123
Work email
jordan.sample@example.com · trusted tier
Employer
Example Health Partners
EHR system
Example EHR
Last updated
2026-01-01
Use cases

What teams use it for

Email campaigns that land

Filter to trusted-tier addresses only, and see before you buy how many of the list carry one.

Territory planning

Counts by state and practice location show where the population is before a rep is hired or a route is drawn.

Recruiting

Reach providers of one specialty in the states you are hiring in, with the practice phone on the record.

Market sizing

The by-state table is the market: real, current counts rather than an estimate from a survey.

FAQ

Questions about this list

How many nephrologists are on the list?

158 active nephrologists in Oklahoma, counted from the register on 2026-11-08.

How many nephrologists have an email address?

111 (70%) have at least one work email on file, and 109 of them have an address in the trusted tier.

How many have a phone number?

158 (100%) have a practice phone on their record.

What does a record include?

NPI, name and credentials, specialty, practice city, state and ZIP, practice phone, employer, up to three work emails with where each came from, EHR system where evidenced, and the date the record was last updated.

What share of all US nephrologists practice in Oklahoma?

under 1% - 158 of 17,738 nationally.

How many nephrologists have published Medicare data?

87% of the 13,691 active individual nephrologists on file have at least one published Medicare procedure line, and 74% have published prescribing - measured nationally on 2026-11-08. Published Medicare fee-for-service data for 2024, covering about one in one clinicians nationally, and more in the specialties that bill it most — not all-payor claims, and low-volume providers are removed before publication.

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Nephrologists in Oklahoma - email and mailing list · NPImark