Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Douglas Allen Ohlstrom, M.D., F.A.C.S.
Surgery Physician in Grove, OK · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326067174
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Registry record
Entity type Individual (Type 1)
Name Douglas Allen Ohlstrom
Credential M.D., F.A.C.S.
Sex Male
Practice address 900 E 13th St, Suite 102, Grove, OK, 74344
Phone (918) 786-7200
Fax (918) 786-7212
Enumeration date Jul 19, 2006
Last updated in NPPES Apr 19, 2017
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100736700P | Medicaid | OK | - |
| 100213060B | Medicaid | OK | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Douglas Ohlstrom?
The National Provider Identifier (NPI) for Douglas Ohlstrom is 1326067174, a Type 1 (individual) record in the CMS NPPES registry.
Where does Douglas Ohlstrom practice?
The practice location on file with NPPES is in Grove, OK. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Paul Callicoat Cardiovascular Disease Physician · Grove, OK NPI 1063411536 Regional Cardiology PA Interventional Cardiology Physician · Grove, OK NPI 1225037229 James Rutter Internal Medicine Physician · Grove, OK NPI 1649258369 Richard Allen Otolaryngology Physician · Grove, OK NPI 1699753343 Janet Fletcher Physician Assistant · Grove, OK NPI 1295791283 Renee J. Zarintash, M.D., P.L.L.C Family Medicine Physician · Grove, OK NPI 1073539219 James Chapman Interventional Cardiology Physician · Grove, OK NPI 1124030002 Renee J Russell MD Inc Family Medicine Physician · Grove, OK NPI 1316092182
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-04-19.