Doctor profile · Federal record

Dr. Mary Chelf

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Tulsa, OK

  • NPI 1821617077
  • Accepts Medicare
  • MIPS 76.3 / 100 · 2023
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10210 E 91St St
Tulsa, OK 741335834
(918) 940-8500

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
July 25, 2022
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Oklahoma #123090

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821617077. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
308
Distinct HCPCS
5
Medicare allowed
$29,731
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 119 119 $88
99204 New patient office or other outpatient visit, 45-59 minutes 68 68 $128
99214 Established patient office or other outpatient visit, 30-39 minutes 55 53 $100
99213 Established patient office or other outpatient visit, 20-29 minutes 50 48 $71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $100

In context: peer comparison

Among 93 peers in this city , average services per provider: 102. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,605
Transactions
134
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 34 $593.96
Salix Pharmaceuticals, a division of Bausch Health US, LLC 17 $350.30
Takeda Pharmaceuticals U.S.A., Inc. 16 $323.63
Janssen Biotech, Inc. 13 $215.26
Regeneron Healthcare Solutions, Inc. 8 $198.32
Gilead Sciences, Inc. 8 $156.57
GENZYME CORPORATION 9 $156.27
IRONWOOD PHARMACEUTICALS, INC 7 $112.59
Ipsen Biopharmaceuticals, Inc 5 $92.45
AIMMUNE THERAPEUTICS, INC. 5 $91.28
Lilly USA, LLC 3 $79.50
Madrigal Pharmaceuticals 3 $71.71
Celgene Corporation 3 $44.97
QOL Medical, LLC 2 $40.27
Medtronic, Inc. 1 $23.57

By nature of payment

Food and Beverage
$2,605

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
497
Patients
307
Total drug cost
$38,962
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 134 132 $2,572
Omeprazole Generic 87 40 $1,609
Pantoprazole Sodium Generic 60 27 $956
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 39 39 $3,094
Famotidine Generic 36 13 $279
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 32 32 $514
Linzess (Linaclotide) Brand 25 0 $15,284
Movantik (Naloxegol Oxalate) Brand 21 0 $7,880
Colestipol Hcl Generic 14 0 $1,059
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 13 13 $2,332

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Chelf's medical specialty?
Dr. Mary Chelf practices Family Nurse Practitioner in Tulsa, OK.
Where does Dr. Mary Chelf practice?
Dr. Mary Chelf practices at 10210 E 91St St, Tulsa, OK 741335834. Office phone: 9189408500.
What is Dr. Mary Chelf's NPI?
Dr. Mary Chelf's National Provider Identifier (NPI) is 1821617077, issued by NPPES.
Does Dr. Mary Chelf accept Medicare assignment?
Yes. Dr. Mary Chelf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Chelf commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.