Doctor profile · Federal record

Dr. Margaret Hastings, MD

Pediatric Nephrology Physician (CMS: Internal Medicine) · Nephrology Physician · Memphis, TN

  • NPI 1174544811
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1325 Eastmoreland Ave Ste 445
Memphis, TN 381047536
(901) 866-8810
fax (901) 302-2450
Additional location
51 N Dunlap St, Ste. 400
Memphis, TN 38105
(901) 287-7337
fax (901) 287-4587
Mailing address
1068 Cresthaven RD Ste 300
Memphis, TN 381190809

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 26, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2080P0210X — NUCC code
State license (1)
Tennessee #37697
Medicaid (5)
MO #1174544811 · AR #154262001 · MS #09235864 · TN #1504965 · TN #3893919

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174544811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
530
Distinct HCPCS
7
Medicare allowed
$87,117
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 167 68 $74
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 128 21 $329
99214 Established patient office or other outpatient visit, 30-39 minutes 83 46 $117
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 23 $111
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 40 17 $273
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 36 35 $121
90935 Hemodialysis procedure with physician evaluation 17 12 $65

In context: peer comparison

Among 1 peers in Memphis Pediatric Nephrology Physician, average services per provider: 75. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Fresenius USA Marketing, INC. 1 $20.34

By nature of payment

Food and Beverage
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
252
Patients
43
Total drug cost
$13,797
Drug Type Claims Patients Total cost
Calcitriol Generic 44 14 $833
Amlodipine Besylate Generic 34 16 $321
Carvedilol Generic 24 13 $406
Losartan Potassium Generic 23 0 $290
Hydralazine Hcl Generic 20 0 $474
Lisinopril Generic 19 0 $268
Atorvastatin Calcium Generic 17 0 $358
Prosol (Parenteral Amino Acid 20% No.1) Brand 16 0 $2,654
Nifedipine ER (Nifedipine) Brand 15 0 $1,333
Sevelamer Carbonate Generic 15 0 $5,074

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Hastings's medical specialty?
Dr. Margaret Hastings practices Pediatric Nephrology Physician in Memphis, TN.
Where does Dr. Margaret Hastings practice?
Dr. Margaret Hastings practices at 1325 Eastmoreland Ave Ste 445, Memphis, TN 381047536. Office phone: 9018668810.
What is Dr. Margaret Hastings's NPI?
Dr. Margaret Hastings's National Provider Identifier (NPI) is 1174544811, issued by NPPES.
Does Dr. Margaret Hastings accept Medicare assignment?
Yes. Dr. Margaret Hastings accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Hastings commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.